Repair and Diagnosis (Single Page)
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Quick Lookups- Accessories & Equipment
- Anti-Theft Systems
- Remote Keyless Entry
- Description
- Operation
- Component Locations
- Trouble Shooting
- System Tests
- Notes
- Test A: Transmitter Battery Capacity Check
- Test B: Antenna Circuit
- Test C: Ecu Power Source Circuit
- Test D: Door Position Switch Circuit
- Test E: Key Operated Switch Circuit (Unlock Side)
- Test F: Key Operated Switch Circuit (Lock Side)
- Test G: Key Unlock Warning Switch Circuit
- Test H: Door Courtesy Switch Circuit
- Removal & Installation
- Overhaul
- Connector Identification
- Wiring Diagrams
- Theft Deterrent & Power Door Lock Systems
- Description
- Operation
- Component Locations
- Trouble Shooting
- System Tests
- Notes
- Test A: Ecu Power Source Circuit
- Test B: Actuator Power Source Circuit
- Test C: Door Lock Motor Circuit
- Test D: Luggage Door Opener Solenoid Circuit
- Test E: Door Lock Control Switch Circuit
- Test F: Key Operated Switch Circuit
- Test G: Key Unlock Warning Switch Circuit
- Test H: Position Switch Circuit (Front)
- Test I: Luggage Compartment Door Opener Main Switch & Opener Switch Circuit
- Test J: Door Lock Switch Circuit
- Test K: Indicator Light Circuit
- Test L: Starter Relay Circuit
- Test M: Horn Relay Circuit
- Test N: Theft Deterrent Horn Relay
- Test O: Headlight Control Relay Circuit
- Test P: Taillight Control Relay
- Test Q: Ignition Switch Circuit
- Test R: Luggage Compartment Door Key Operated Switch Circuit
- Test S: Luggage Compartment Door Courtesy Switch Circuit
- Test T: Door Courtesy Switch Circuit
- Test U: Position Switch Circuit (Rear)
- Test V: Engine Hood Courtesy Switch Circuit
- Removal & Installation
- Connector Identification
- Wiring Diagrams
- Remote Keyless Entry
- Cruise Control Systems
- Description
- Operation
- Actuator Control Cable Adjustments
- Diagnostics
- Trouble Shooting
- Testing
- Code 11 Or 13 Actuator Motor Circuit
- Code 11 Or 12 Safety (Magnetic) Clutch Circuit
- Code 13 Position Sensor Circuit
- Code 21 Speed Sensor Circuit
- Code 31, 32 Or 34 Cruise Control Switch Circuit
- Stoplight Switch Circuit
- Idle Switch Circuit
- Electronically Controlled Transmission Communication Circuit
- Electronic Fuel Injection (EFI) Communication Circuit
- Parking Brake Switch Circuit
- Neutral/Start Switch Circuit
- Ecu Power Source Circuit
- Back-Up Power Source Circuit
- Cruise Control (Main) Switch Circuit
- Diagnostic Circuit
- Wiring Diagrams
- Gauges & Instrument Panels
- Description & Operation
- Notes
- Brake Fluid Level Warning Switch
- Circuit Plate
- Cold Cathode Tube
- Coolant Level Warning Ecu
- Coolant Level Warning Switch
- Door Courtesy Switch
- Engine Oil Level Warning Switch
- Fuel Gauge
- Fuel Level Warning Switch
- Fuel Sender Gauge
- Indicator Lights
- Light Failure Sensor
- Low Oil Pressure Warning Switch
- Odometer
- Parking Brake Switch
- Power Source Unit
- Rheostat Light Control
- Rheostat Light Control Volume
- Seat Belt Warning Relay
- Speedometer
- Speed Sensor
- Tachometer
- Twin Trip Switch
- Warning Light Assembly
- Warning Lights
- Water Temperature Gauge
- Water Temperature Sender Gauge
- Components Locations
- Troubleshooting
- Circuit Tests
- Symptom Tests
- Notes
- Airbag Warning
- All Meters, Gauges & Illuminations
- Anti-Lock Warning
- Brake Warning
- Check Engine Warning
- Coolant Level Warning Light
- Cruise Main Indicator
- Discharge Warning
- ECT Power Indicator
- Engine Oil Level Warning
- Fuel Gauge
- Fuel Level Warning
- Height Indicator
- High Beam Indicator
- Light Failure Warning
- Low Oil Pressure Warning
- LRC Sport Indicator
- Odometer
- Odometer Illumination
- Open Door Warning
- Overdrive Off Indicator
- Seat Belt Warning
- Shift Position Indicator
- Speedometer
- Tachometer
- TRAC Off Indicator
- TRAC Warning
- Turn Signal Indicator
- Twin Trip Meter
- Water Temperature Gauge
- Component Testing
- Brake Fluid Level Warning Switch
- Brake Warning Light
- Buckle Switch
- Coolant Level Warning Ecu
- Coolant Level Warning Light
- Coolant Level Warning Switch
- Courtesy Switch (Door)
- Engine Oil Level Warning Switch
- Fuel Level Warning Switch & Light
- Fuel Gauge
- Fuel Sender Gauge
- Light Failure Warning Light
- Low Oil Pressure Warning Light
- Low Oil Pressure Warning Switch
- Parking Brake Switch
- Parking Brake Warning Light
- Rheostat Light Control Volume
- Seat Belt Warning Relay
- Speedometer
- Speed Sensor
- Tachometer
- Twin Trip Switch
- Water Temperature Gauge
- Water Temperature Sender Gauge
- Removal & Installation
- Brake Fluid Level Warning Switch
- Buckle Switch
- Combination Meter
- Coolant Level Warning Ecu
- Coolant Level Warning Switch
- Courtesy Switch
- Engine Oil Level Warning Switch
- Fuel Sender Gauge
- Light Failure Sensor
- Low Oil Pressure Warning Switch
- Parking Brake Switch
- Rheostat Light Control Module
- Rheostat Light Control Volume
- Seat Belt Warning Relay
- Speed Sensor
- Twin Trip Switch
- Warning Light Assembly
- Water Temperature Sender Gauge
- Connector Identification
- Wiring Diagrams
- Description & Operation
- Infotainment
- Memory Modules
- Power Mirrors - With & Without Memory Mirrors
- Power Seats & Heated Seats - Without Memory
- Description & Operation
- Component Locations
- Trouble Shooting
- Component Tests
- Removal & Installation
- Connector Identification
- Wiring Diagrams
- Steering Column Switches
- Window Motors & Regulators
- Power Windows
- Description & Operation
- Component Locations
- Adjustments
- Trouble Shooting
- Component Tests
- Removal & Installation
- Connector Identification
- Wiring Diagrams
- Power Windows
- Wiper/Washer Systems
- Anti-Theft Systems
- Body & Frame
- Door Locks
- Remote Keyless Entry
- Description
- Operation
- Component Locations
- Trouble Shooting
- System Tests
- Notes
- Test A: Transmitter Battery Capacity Check
- Test B: Antenna Circuit
- Test C: Ecu Power Source Circuit
- Test D: Door Position Switch Circuit
- Test E: Key Operated Switch Circuit (Unlock Side)
- Test F: Key Operated Switch Circuit (Lock Side)
- Test G: Key Unlock Warning Switch Circuit
- Test H: Door Courtesy Switch Circuit
- Removal & Installation
- Overhaul
- Connector Identification
- Wiring Diagrams
- Theft Deterrent & Power Door Lock Systems
- Description
- Operation
- Component Locations
- Trouble Shooting
- System Tests
- Notes
- Test A: Ecu Power Source Circuit
- Test B: Actuator Power Source Circuit
- Test C: Door Lock Motor Circuit
- Test D: Luggage Door Opener Solenoid Circuit
- Test E: Door Lock Control Switch Circuit
- Test F: Key Operated Switch Circuit
- Test G: Key Unlock Warning Switch Circuit
- Test H: Position Switch Circuit (Front)
- Test I: Luggage Compartment Door Opener Main Switch & Opener Switch Circuit
- Test J: Door Lock Switch Circuit
- Test K: Indicator Light Circuit
- Test L: Starter Relay Circuit
- Test M: Horn Relay Circuit
- Test N: Theft Deterrent Horn Relay
- Test O: Headlight Control Relay Circuit
- Test P: Taillight Control Relay
- Test Q: Ignition Switch Circuit
- Test R: Luggage Compartment Door Key Operated Switch Circuit
- Test S: Luggage Compartment Door Courtesy Switch Circuit
- Test T: Door Courtesy Switch Circuit
- Test U: Position Switch Circuit (Rear)
- Test V: Engine Hood Courtesy Switch Circuit
- Removal & Installation
- Connector Identification
- Wiring Diagrams
- Remote Keyless Entry
- Power Mirrors - With & Without Memory Mirrors
- Power Seats & Heated Seats - Without Memory
- Description & Operation
- Component Locations
- Trouble Shooting
- Component Tests
- Removal & Installation
- Connector Identification
- Wiring Diagrams
- Power Windows
- Description & Operation
- Component Locations
- Adjustments
- Trouble Shooting
- Component Tests
- Removal & Installation
- Connector Identification
- Wiring Diagrams
- Door Locks
- Brakes
- Anti-Lock Brakes
- Anti-Lock Brake System
- Traction Control System
- Description & Operation
- Bleeding Brake System
- Trouble Shooting
- Self-Diagnostic System
- Diagnostic Charts
- Code 11 & 12: TRAC Brake Main Relay Circuit
- Code 13, 14 TRAC Throttle Relay Circuit
- Code 15, 16 & 17: Pressure Switch Circuit
- Code 19: Fluid Leakage In Actuators Or Tubing
- Code 21, 22 & 23: TRAC Brake Actuator Solenoid Circuit
- Code 24: TRAC Sub-Throttle Actuator Circuit
- Code 25, 26 & 27: TRAC Sub-Throttle Valve
- Code 44: Ne Signal Circuit
- Code 45 & 46: Main Throttle Position Sensor Circuit
- Code 47 & 48: Sub-Throttle Position Sensor Circuit
- Code 49: Engine Communication Circuit
- Code 51: Engine Malfunction Detection Circuit
- Code 52: Brake Fluid Level Warning Switch Circuit
- Code 54 & 55: TRAC Pump Motor Relay Circuit
- Code 56: TRAC Pump Motor Lock Sensor Circuit
- Neutral Start Switch Circuit
- TRAC Off Indicator, TRAC Cut Switch Circuit
- TRAC Indicator Light Circuit
- Diagnostic Circuit
- Component Testing
- Removal & Installation
- Overhaul
- Adjustments
- Specifications
- Wiring Diagrams
- Mechanical - Hydraulic
- Traction Control
- Anti-Lock Brake System
- Traction Control System
- Description & Operation
- Bleeding Brake System
- Trouble Shooting
- Self-Diagnostic System
- Diagnostic Charts
- Code 11 & 12: TRAC Brake Main Relay Circuit
- Code 13, 14 TRAC Throttle Relay Circuit
- Code 15, 16 & 17: Pressure Switch Circuit
- Code 19: Fluid Leakage In Actuators Or Tubing
- Code 21, 22 & 23: TRAC Brake Actuator Solenoid Circuit
- Code 24: TRAC Sub-Throttle Actuator Circuit
- Code 25, 26 & 27: TRAC Sub-Throttle Valve
- Code 44: Ne Signal Circuit
- Code 45 & 46: Main Throttle Position Sensor Circuit
- Code 47 & 48: Sub-Throttle Position Sensor Circuit
- Code 49: Engine Communication Circuit
- Code 51: Engine Malfunction Detection Circuit
- Code 52: Brake Fluid Level Warning Switch Circuit
- Code 54 & 55: TRAC Pump Motor Relay Circuit
- Code 56: TRAC Pump Motor Lock Sensor Circuit
- Neutral Start Switch Circuit
- TRAC Off Indicator, TRAC Cut Switch Circuit
- TRAC Indicator Light Circuit
- Diagnostic Circuit
- Component Testing
- Removal & Installation
- Overhaul
- Adjustments
- Specifications
- Wiring Diagrams
- Anti-Lock Brakes
- Drivelines & Axles
- Electrical
- Charging Systems
- Component Locations
- Fuses & Circuit Breakers
- Gauges
- Instrument Panels
- Description & Operation
- Notes
- Brake Fluid Level Warning Switch
- Circuit Plate
- Cold Cathode Tube
- Coolant Level Warning Ecu
- Coolant Level Warning Switch
- Door Courtesy Switch
- Engine Oil Level Warning Switch
- Fuel Gauge
- Fuel Level Warning Switch
- Fuel Sender Gauge
- Indicator Lights
- Light Failure Sensor
- Low Oil Pressure Warning Switch
- Odometer
- Parking Brake Switch
- Power Source Unit
- Rheostat Light Control
- Rheostat Light Control Volume
- Seat Belt Warning Relay
- Speedometer
- Speed Sensor
- Tachometer
- Twin Trip Switch
- Warning Light Assembly
- Warning Lights
- Water Temperature Gauge
- Water Temperature Sender Gauge
- Components Locations
- Troubleshooting
- Circuit Tests
- Symptom Tests
- Notes
- Airbag Warning
- All Meters, Gauges & Illuminations
- Anti-Lock Warning
- Brake Warning
- Check Engine Warning
- Coolant Level Warning Light
- Cruise Main Indicator
- Discharge Warning
- ECT Power Indicator
- Engine Oil Level Warning
- Fuel Gauge
- Fuel Level Warning
- Height Indicator
- High Beam Indicator
- Light Failure Warning
- Low Oil Pressure Warning
- LRC Sport Indicator
- Odometer
- Odometer Illumination
- Open Door Warning
- Overdrive Off Indicator
- Seat Belt Warning
- Shift Position Indicator
- Speedometer
- Tachometer
- TRAC Off Indicator
- TRAC Warning
- Turn Signal Indicator
- Twin Trip Meter
- Water Temperature Gauge
- Component Testing
- Brake Fluid Level Warning Switch
- Brake Warning Light
- Buckle Switch
- Coolant Level Warning Ecu
- Coolant Level Warning Light
- Coolant Level Warning Switch
- Courtesy Switch (Door)
- Engine Oil Level Warning Switch
- Fuel Level Warning Switch & Light
- Fuel Gauge
- Fuel Sender Gauge
- Light Failure Warning Light
- Low Oil Pressure Warning Light
- Low Oil Pressure Warning Switch
- Parking Brake Switch
- Parking Brake Warning Light
- Rheostat Light Control Volume
- Seat Belt Warning Relay
- Speedometer
- Speed Sensor
- Tachometer
- Twin Trip Switch
- Water Temperature Gauge
- Water Temperature Sender Gauge
- Removal & Installation
- Brake Fluid Level Warning Switch
- Buckle Switch
- Combination Meter
- Coolant Level Warning Ecu
- Coolant Level Warning Switch
- Courtesy Switch
- Engine Oil Level Warning Switch
- Fuel Sender Gauge
- Light Failure Sensor
- Low Oil Pressure Warning Switch
- Parking Brake Switch
- Rheostat Light Control Module
- Rheostat Light Control Volume
- Seat Belt Warning Relay
- Speed Sensor
- Twin Trip Switch
- Warning Light Assembly
- Water Temperature Sender Gauge
- Connector Identification
- Wiring Diagrams
- Description & Operation
- Instrument Panels
- Starter
- Wiring Diagrams
- Engine Mechanical
- Accessory Drive Belts
- Auxiliary Emission Control Systems
- Emission Control System Visual Inspection Procedures - General Information
- * Please Read This First *
- Emission Control Labels
- Emission Control Visual Inspection
- Notes
- Positive Crankcase Ventilation (PCV)
- Thermostatic Air Cleaner (TAC)
- Fuel Evaporative System (EVAP)
- Catalytic Converters
- Fill Pipe RESTRICTOR (Fr)
- Exhaust Gas RECIRCULATION (EGR) System
- Spark Controls (SPK)
- Air Injection System (AIS)
- Oxygen Sensor (O2)
- Computerized Engine Controls (CEC)
- Early Fuel Evaporation (EFE)
- Emission Maintenance Reminder Light (EMR) (If Equipped)
- Malfunction Indicator Light (Mil)
- Emission Control System Visual Inspection Procedures - General Information
- Engine Cooling Fans
- Cooling System (Mechanical)
- Mechanical
- 4.0L V8 - VINS [K,U]
- Engine Identification
- Adjustments
- Removal & Installation
- Cylinder Head Overhaul
- Valve Train Overhaul
- Cylinder Block Assembly
- Engine Lubrication System
- Crankshaft, Main & Thrust Bearings Service
- Engine Specifications
- Crankcase Capacity
- Oil Pressure
- General Engine Specifications
- 1990 Crankshaft Main & Connecting Rod Bearings
- 1991 Crankshaft, Main & Connecting Rod Bearings
- Connecting Rods Specifications
- Pistons, Pins & Rings Specifications
- Cylinder Block Specifications
- Valves & Valve Springs Specifications
- Cylinder Head Specifications
- Camshaft Specifications
- Valve Lifters Specifications
- Torque Specifications
- 4.0L V8 - VINS [K,U]
- Starter
- Timing Belt Replacement - 4.0L
- Engine Performance
- Engine Controls - Adjustments
- Application
- Emissions
- Base Ignition Timing Specifications
- EGR Function Testing - LEXUS
- Emission Applications
- Emission Control Abbreviations
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Engine Controls - Pin Voltage Charts
- Remove, Overhaul & Install
- Engine Controls - Remove/Install/Overhaul
- Sensor Range Charts
- Engine Controls - Sensor Operating Range Charts
- Introduction
- Sensor Operating Specifications
- Airflow Meter Resistance Specifications (Es250)
- Airflow Meter Measuring Plate Resistances (Es250)
- Airflow Meter Resistance Specifications (LS400)
- Cold Start Injector Time Switch Resistance Specifications
- Coolant Temperature Sensor Resistance Specifications
- EGR Gas Temperature Sensor Resistance Specifications
- ISC Valve Resistance Specifications
- Main Oxygen Sensor Heater Resistance Specifications
- TPS Specifications Test (Es250)
- TPS Specifications Test (LS400)
- Engine Controls - Sensor Operating Range Charts
- Engine Controls - Specifications
- System
- EGR Function Testing
- Engine Controls - Basic Testing
- Engine Controls - System/Component Tests
- Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Check Engine Light
- Momentary Interruption
- Transmission Diagnosis
- O/D Off Indicator Light
- Clearing Codes
- Ecu Location
- Summary
- Diagnostic Code Charts
- Code 12: Engine Speed Sensor
- Code 13: Rpm Signal Circuit No. 2
- Code 14 & 15: Ignition Signal No. 1 & 2
- Code 16: Elect Controlled Trans (ECT) Control Signal
- Code 17: No. 1 Cam Position Sensor
- Code 18: No. 2 Cam Position Sensor
- Code 21: Left Bank Main O2 Sensor Signal
- Code 22: Water Temperature Sensor Signal
- Code 24: Intake Air Temperature Sensor Signal
- Code 25 & 26: Air/Fuel Ratio Lean Or Rich
- Code 27: Left Bank O2 Sensor Signal
- Code 28: Right Bank Main O2 Sensor Signal
- Code 29: Right Bank O2 Sensor Signal
- Code 31: Airflow Meter Signal
- Code 35: High Altitude COMPENSATOR (HAC) Sensor Signal
- Code 41: Throttle Position Sensor (TPS) Signal
- Code 43: Starter Signal
- Code 47: Sub-Throttle Position Sensor (TPS) Signal
- Code 51: Switch Condition Signal
- CODE 52, 53 & 55: No. 1 & 2 KNOCK SENSOR & CONTROL SIGNAL
- Code 71: EGR System Malfunction (CALIF)
- Neutral Start Switch Circuit
- Ecu Power Source Circuit
- Back-Up Power Source Circuit
- Injector Circuit
- Cold Start Injector Circuit
- Idle Speed Control (ISC) Valve Circuit
- Fuel System Circuit
- Fuel Pressure Control Vacuum Switching Valve (VSV) Circuit
- Terminal Te1 & Te2 Circuit Diagnosis
- A/C Compressor Circuit
- Code 42: Speed Sensor No. 1 Signal
- Code 46: Solenoid Valve No. 4 Signal
- Code 61: Speed Sensor No. 2 Signal
- Code 62: Solenoid Valve No. 1 Signal
- Code 63: Solenoid Valve No. 2 Signal
- Code 64: Solenoid Valve No. 3 Signal
- Code 67: Overdrive Direct Clutch Speed Sensor Signal
- Code 68: KICKDOWN Switch Signal
- Main Throttle Position Sensor Signal
- Neutral Start Switch Signal
- Stoplight Circuit
- Pattern Select Switch Circuit
- Od Switch & Off Indicator Light Circuit
- Od Cancel Signal Circuit
- Diagnosis Circuit
- Check Connector Circuit
- Engine Controls - Tests W/O Codes
- Introduction
- LS400 Diagnosis By Symptom
- Does Not Start
- Difficult To Start
- Poor Idle
- Poor DRIVEABILITY
- Engine Stall
- Poor Fuel Economy
- LS400 Diagnosis By Symptom (Transmission)
- Vehicle Does Not Move In Any Gear Selection
- Vehicle Does Not Move In A Particular Gear Selection
- NO UPSHIFT 1ST To 2ND
- No Upshift 2ND To 3RD
- NO UPSHIFT 3RD To O/D
- NO DOWNSHIFT O/D To 3RD
- NO DOWNSHIFT 3RD To 2ND
- NO DOWNSHIFT 2ND To 1ST
- No Lock-Up
- No Lock-Up Off
- Shift Point Too High Or Too Low
- Upshifts To 2ND Or 3RD While In L Range
- Upshifts To O/D From 3RD While O/D Switch Is Off
- Upshifts To O/D From 3RD While Engine Is Cold
- Harsh Engagement
- Slip Or Shudder
- No Engine Braking
- Poor Acceleration
- No KICKDOWN
- Large Shift Shock Or Engine Stalls When Starting Off Or Stopping
- Intermittent Problem Diagnosis
- Test Procedures
- Testing & Diagnosis
- EGR Function Testing
- Engine Controls - Basic Testing
- Engine Controls - System/Component Tests
- Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Check Engine Light
- Momentary Interruption
- Transmission Diagnosis
- O/D Off Indicator Light
- Clearing Codes
- Ecu Location
- Summary
- Diagnostic Code Charts
- Code 12: Engine Speed Sensor
- Code 13: Rpm Signal Circuit No. 2
- Code 14 & 15: Ignition Signal No. 1 & 2
- Code 16: Elect Controlled Trans (ECT) Control Signal
- Code 17: No. 1 Cam Position Sensor
- Code 18: No. 2 Cam Position Sensor
- Code 21: Left Bank Main O2 Sensor Signal
- Code 22: Water Temperature Sensor Signal
- Code 24: Intake Air Temperature Sensor Signal
- Code 25 & 26: Air/Fuel Ratio Lean Or Rich
- Code 27: Left Bank O2 Sensor Signal
- Code 28: Right Bank Main O2 Sensor Signal
- Code 29: Right Bank O2 Sensor Signal
- Code 31: Airflow Meter Signal
- Code 35: High Altitude COMPENSATOR (HAC) Sensor Signal
- Code 41: Throttle Position Sensor (TPS) Signal
- Code 43: Starter Signal
- Code 47: Sub-Throttle Position Sensor (TPS) Signal
- Code 51: Switch Condition Signal
- CODE 52, 53 & 55: No. 1 & 2 KNOCK SENSOR & CONTROL SIGNAL
- Code 71: EGR System Malfunction (CALIF)
- Neutral Start Switch Circuit
- Ecu Power Source Circuit
- Back-Up Power Source Circuit
- Injector Circuit
- Cold Start Injector Circuit
- Idle Speed Control (ISC) Valve Circuit
- Fuel System Circuit
- Fuel Pressure Control Vacuum Switching Valve (VSV) Circuit
- Terminal Te1 & Te2 Circuit Diagnosis
- A/C Compressor Circuit
- Code 42: Speed Sensor No. 1 Signal
- Code 46: Solenoid Valve No. 4 Signal
- Code 61: Speed Sensor No. 2 Signal
- Code 62: Solenoid Valve No. 1 Signal
- Code 63: Solenoid Valve No. 2 Signal
- Code 64: Solenoid Valve No. 3 Signal
- Code 67: Overdrive Direct Clutch Speed Sensor Signal
- Code 68: KICKDOWN Switch Signal
- Main Throttle Position Sensor Signal
- Neutral Start Switch Signal
- Stoplight Circuit
- Pattern Select Switch Circuit
- Od Switch & Off Indicator Light Circuit
- Od Cancel Signal Circuit
- Diagnosis Circuit
- Check Connector Circuit
- Engine Controls - Tests W/O Codes
- Introduction
- LS400 Diagnosis By Symptom
- Does Not Start
- Difficult To Start
- Poor Idle
- Poor DRIVEABILITY
- Engine Stall
- Poor Fuel Economy
- LS400 Diagnosis By Symptom (Transmission)
- Vehicle Does Not Move In Any Gear Selection
- Vehicle Does Not Move In A Particular Gear Selection
- NO UPSHIFT 1ST To 2ND
- No Upshift 2ND To 3RD
- NO UPSHIFT 3RD To O/D
- NO DOWNSHIFT O/D To 3RD
- NO DOWNSHIFT 3RD To 2ND
- NO DOWNSHIFT 2ND To 1ST
- No Lock-Up
- No Lock-Up Off
- Shift Point Too High Or Too Low
- Upshifts To 2ND Or 3RD While In L Range
- Upshifts To O/D From 3RD While O/D Switch Is Off
- Upshifts To O/D From 3RD While Engine Is Cold
- Harsh Engagement
- Slip Or Shudder
- No Engine Braking
- Poor Acceleration
- No KICKDOWN
- Large Shift Shock Or Engine Stalls When Starting Off Or Stopping
- Intermittent Problem Diagnosis
- Test Procedures
- Theory and Operation
- Engine Controls - Theory & Operation
- Introduction
- Computerized Engine Controls
- Control Unit Operation
- Circuit Opening Relay Operation
- EFI Main Relay Operation
- Input Devices
- Notes
- Airflow Meter (Es250)
- Airflow Meter (LS400)
- Air Temperature Sensor
- Cold Start Injector Time Switch
- Coolant Temperature Sensor
- Cam Position Sensor (LS400)
- Clutch Start Switch
- Crankshaft Angle Sensor (Es250)
- Engine Speed (Or Rpm) Sensor
- Exhaust Gas Temperature Sensor (LS400)
- Knock Sensor
- Neutral Start Switch
- Oxygen Sensor
- Throttle Position Sensor
- Vehicle Speed Sensor
- Output Signals
- Fuel Pump Operation
- Fuel Pressure Regulator Operation
- Pulsation Damper Operation
- Fuel Control
- Idle Speed
- Electronic Spark Advance (ESA) Operation
- Crankcase Ventilation Operation
- Dashpot System Operation
- Deceleration Fuel-Cut System Operation
- EGR System Operation
- Evaporative Emission System Operation
- Oxygen Sensor Heater Control Operation
- Self-Diagnostic System
- Check Engine Light
- Miscellaneous Controls
- Engine Controls - Theory & Operation
- Vacuum Diagrams
- Wiring Diagrams
- General Information
- Abbreviations
- Basic Trouble Shooting
- Basic Trouble Shooting - General Information
- Commonly Used Abbreviations - General Information
- Emission Control Abbreviations
- Engine Performance - Trouble Shooting - General Information
- Brakes
- Anti-Lock Brake Safety Precautions - General Information
- Map - Brake Systems
- Brake Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accelerometers
- Accumulators
- Anchor Pins
- Anti-Lock Brake Control Assembly(Module)
- Anti-Lock Brake Controller
- Anti-Lock Brake Systems
- Axle Seal
- Backing Plates
- Bleeder Screw
- Brake Abs Active Light (Blue)
- Brake Fluid
- Brake Friction Material
- Brake On - Off Switch
- Brake Pads
- Brake Pedals
- Brake Shoe Hardware
- Brake Shoes
- Brake Stoplight Switches
- Brake Warning Light (Amber)
- Brake Warning Light (Red)
- Bulb Sockets
- Bulbs And LEDS
- Caliper Hardware
- Caliper Mounting Pin
- Caliper Piston
- Caliper Shim
- Caliper Slider Pin (Bolt) Dust Boot
- Caliper Slider Pin (Bolt)
- Calipers
- Combination Valve
- Controllers
- Digital Ratio Axle Controllers And Buffers (Drab And Dram)
- Disable Switches
- Drums
- Electrical Brake Pumps
- Electrical Park Motor
- Electrical Pumps And Motors
- Electro-Magnetic Interference
- Electronic Brake Control Modulator
- Electronic Brake Distribution
- Electronic Brake Traction Control Module
- Electronic Controllers
- Electronic Traction Control
- External Brake Cable
- Flow Control Valve
- Fluid Level Sensor Switches
- Fluid
- Four Wheel Drive Switches
- Friction Material
- G Sensors
- Gaskets
- Gravitational Switches
- Grease Seal
- Height Sensing Proportioning Valve
- High Pressure Accumulator
- Hoses
- Hub
- Hydraulic Control Unit
- Hydraulic Modulators
- Hydro-Boosters
- Hydro-Electric Boosters (POWERMASTER)
- Ignition Disable Switches
- Lamp Driver Relay
- Lateral Acceleration Switches
- LEDS
- Lenses
- Low Pressure Accumulator
- Lug Nut
- Master Cylinder Cover Gasket
- Master Cylinders
- Modulators
- Motor Pack
- Motors
- Pads
- Parking Brake Cable
- Parking Brake Mechanism
- Parking Brake Shoes
- Parking Brake Switches
- Parking Brake Systems
- Pedal Travel Switches
- Pedals
- Power Distribution Center
- POWERMASTER
- Pressure Differential Switches
- Pressure Switches
- Pressure Transducers
- Proportioning Valve
- Pumps
- Relays
- RELUCTOR (Speed) Ring
- Rotors
- Self-Adjusting Systems
- Shoe Hardware
- Shoes
- Sockets
- Speed Sensor (RELUCTOR) Ring
- Speed Sensors (Electronic Wheel And Vehicle)
- Star Wheel
- Steel Brake Lines
- Stoplight Switches
- Stroke Sensor
- Switches
- Tires
- Tone Ring
- Toothed Rings (Tone Wheel)
- Traction Control System (TCS)
- Transfer Tubes
- Vacuum Boosters
- Vacuum Hoses
- Valves
- Wear Indicator
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheel Cylinders
- Wiring Harnesses
- Yaw Rate Sensor
- Brake System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Brake Systems
- Map - Routine Inspection Reference Guide
- Routine Inspection Reference Guide
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Maintenance Overview
- Antifreeze/Coolant
- Visual Inspection
- Radiator Cap Test
- Engine Fan
- Cooling System Power Flush And Refill
- Belts (Except Timing Belts)
- Belt TENSIONER
- Automatic Transmission Fluid
- Automatic Transmission Fluid Exchange & Filter Replacement
- Engine Oil
- Air Filters
- Cabin Air Filter
- Brake Fluid
- Battery
- Battery Cables
- Power Steering
- Power Steering Fluid
- Wiper Blades
- Routine Inspection CHECKSHEET
- Routine Inspection - UICS
- Brake Systems
- Drivetrain And Transmission
- Notes
- Automatic Transmission Fluid
- Clutch Master Cylinders
- Cooler Lines
- Coolers
- Differential Fluid
- Drain Plugs And Gaskets
- Filters And Screens
- Fluids And Lubricants
- Hoses, Lines, And Tubes
- Hydraulic Fluid
- Lubricants
- Manual Transmission Fluid
- Mounts (Engine, Transaxle And Transmission)
- Transfer Case Fluid
- Vacuum Hoses
- Electrical Systems
- Engine Performance And Maintenance
- Notes
- Accessory Belts
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Pump Belts
- Batteries
- Battery Connectors
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Chemical Engine DECARBONIZATION
- Combustion Chamber Cleaning
- Coolant Recovery Tanks
- Coolant
- Distributor Caps
- Distributor Rotors
- Engine Cooling Systems
- Engine DECARBONIZATION
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel System Cleaning Service
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Ignition Wires (Secondary)
- Intake Cleaning
- O2 Sensors
- PCV Breather Elements
- PCV Valves
- Radiator Caps And Pressurized Expansion Tank Caps
- Spark Plugs
- Thermostats And Housings
- Throttle Body Cleaning
- Timing Belts
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Exhaust Systems
- Heating, Ventilation And Air Conditioning Systems
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Wheel & Tire Supplement
- Reason Code Explanation
- Automotive Terminology & Definitions
- Routine Inspection Reference Guide
- Check Lists
- Computer Relearn Procedures
- Driveline/Axles
- Drive Axle Noise Diagnosis - General Information
- Gear Tooth Contact Patterns - General Information
- Map - Drive Train & Transmission
- Drive Train & Transmission Systems
- Drivetrain And Transmission
- Notes
- Actuators (Electrical)
- Actuators (Vacuum)
- Automatic Transmission / Transaxle Assemblies/CVTS
- Automatic Transmission Fluid
- Axles
- Bearings And Races
- Bell Cranks
- Bell Housings
- Bushings (External)
- Cables (Speedometer)
- Cables (TV, Detent And Shift)
- Carrier Bearings
- Clutch Cables And Cable Housings
- Clutch Discs (Manual Transmissions)
- Clutch Forks
- Clutch Linkages (Mechanical)
- Clutch Master Cylinders
- Clutch Pedals
- Clutch Pivots
- Clutch Pressure Plates
- Clutch Release Bearings
- Clutch Slave Cylinders (Concentric)
- Clutch Slave Cylinders (Conventional Or External)
- Companion Flanges
- Connectors
- Cooler Bypass Valves
- Cooler Lines
- Coolers
- CV Joints
- Differential And Final Drive Assemblies
- Differential Fluid
- Dip Stick Tubes
- Dip Sticks (Fluid Level Indicators)
- Dowel Pins, Guides And Pilot Holes
- Drain Plugs And Gaskets
- Drive Shaft Flanges
- Drive Shafts And Half Shafts
- Dust Boots
- Engine Mounts
- Exciter Rings
- Filler Tubes
- Filters And Screens
- Flanges
- Flex Plates
- Fluid Level Indicators
- Fluids And Lubricants
- Flywheels
- Force Motors
- Gaskets
- Guides
- Half Shafts
- Hoses, Lines, And Tubes
- Housings (Bell, Case, Tail(Extension) And Auxiliary)
- Hydraulic Fluid
- Intermediate Shaft Support Bearings
- Key Interlock Systems
- Limited Slips
- Lines
- Linkages (External)
- Locking Hub Assemblies
- Locking Hub Control Knobs
- Lubricants
- Manual Transmission Fluid
- Manual Transmission/Transaxle Assemblies
- Metal Clad Seals
- METALASTIC Joints
- Modulator Pins
- Modulators
- Mounts (Engine, Transaxle And Transmission)
- Odometer Drives (Mechanical)
- Odometer Heads (Mechanical)
- Oil Pans
- Pans
- Pilot Holes
- Pressure Plates
- Pressure Switches
- Races
- Rubber Joints (METALASTIC)
- Screens
- Seals (Metal Clad)
- Seals
- Selector Interlock Systems
- Sensors
- Servos
- Shift Interlock Systems (Selector And Key Interlock Systems)
- Side Covers
- Slip Yokes
- Solenoids
- Speed Sensors (Electronic Wheel And Vehicle)
- Speedometer- Driven Gear Housing
- Speedometer/Odometer Drives (Mechanical)
- Speedometer/Odometer Heads (Mechanical)
- Speedometers/Odometers (Electronic)
- Switches
- Tone Wheels
- Toothed Rings (Tone Wheel)
- Torque Converters
- Transaxle Mounts
- Transducers (Transmission)
- Transfer Case Assemblies
- Transfer Case Fluid
- Transmission Coolers
- Transmission Mounts
- Transmission Pans
- Transmission Range Indicators (PRNDL)
- Tubes
- Universal Joints (CARDAN Or Cross Type)
- Vacuum Controls
- Vacuum Hoses
- Vacuum Motors
- Vacuum-Operated Switches
- Vehicle Speed Sensors
- Vents
- Vibration Dampers
- Wheel Attachment Hardware
- Wheel Speed Sensors
- Wiring Harnesses And Connectors
- Yokes And Slip Yokes
- Reason Code Explanation
- Automotive Terminology & Definitions
- Trouble Shooting - Clutches - General Information
- Electrical
- Map - Electrical Systems
- Electrical Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Actuator Motors (Electric)
- Actuator Motors (Vacuum)
- Air Bags
- Alternators And Generators
- Amplifiers
- Antennas
- Batteries
- Battery Cables, Wires And Connectors
- Battery Cables
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belts
- Bulb Sockets
- Bulbs, Sealed Beams And LEDS
- Cd Players
- Cigarette Lighter Assemblies
- Circuit Breakers
- Clutch Switches
- Connectors
- Control Modules
- Cruise Control Brake Switches
- Cruise Control Cables
- Cruise Control Clutch Switches
- Cruise Control Linkages And Cables
- Cruise Control Reservoirs
- Cruise Control Tubes
- Cruise Control Vacuum Dump Release Valves
- Cruise Control Vacuum Hoses, Tubes And
- Cruise Control Vehicle Speed Sensors
- Defoggers
- Defrosters
- Delays
- Dimmers
- Electric Heaters
- Equalizers
- Fuse Blocks
- Fuse Boxes And Blocks
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gauges
- Generators
- Ground Cables And Straps
- Ground Straps
- Headlight Adjusters
- Heating Elements (Defrosters, Defoggers, Electric Heaters And Seats)
- Horns And Sirens
- Ignition Switches
- Indicator Lights
- Keyless Entry Keypads And Transmitters
- Keyless Entry Transmitters
- LEDS
- Lenses
- Microphones
- Mirrors (ELECTROCHROMATIC And Heated)
- Motors
- Neutral Safety Switches
- Odometers, Speedometers And Tachometers (Cable Driven)
- Odometers
- Power Distribution Center
- Pulleys
- Receivers, Amplifiers, Equalizers And Sub-Woofer Volume Controls
- Relay Boxes
- Relays
- Sealed Beams
- Seat Heaters
- Security Alarm Sensors
- Sirens
- Solenoids
- Speakers And Microphones
- Speedometer And Tachometer Linkages And Cables
- Speedometer Cables
- Speedometers
- Starters
- Sub-Woofer Volume Control
- Switches
- Tachometer Cables
- Tachometers
- Tape Players And Cd Players
- TENSIONERS
- Timers
- Transceivers
- Transducers
- Vacuum Accumulators (Reservoirs)
- Voltage Regulators
- Washer Fluid Level Senders
- Washer Pumps
- Wiper Arms And Blades
- Wiper Blades
- Wiper Hoses And Nozzles
- Wiper Linkages
- Wiper Nozzles
- Wiper Pump Reservoirs
- Wiring Harnesses And Connectors
- Battery, Starting & Charging System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Electrical Systems
- Using lemon2025'S System Wiring Diagrams
- Map - Electrical Systems
- Engine
- Engine Overhaul Procedures - General Information
- * Please Read This First *
- Description
- Engine Identification
- Inspection Procedures
- Cleaning Procedures
- Component Cleaning
- Cylinder Head Replacement
- Cylinder Head Overhaul
- Pistons, Connecting Rods & Bearings
- Crankshaft & Main Bearings
- Camshaft
- Timing Chains & Belts
- Timing Gears
- Oil Pump
- Break-In Procedure
- General Cooling System Service - General Information
- Engine Overhaul Procedures - General Information
- Engine Performance
- Electrostatic Discharge Warning - General Information
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Map - Engine Performance & Maintenance
- Engine Performance And Maintenance (Including Exhaust Systems)
- Engine Performance & Maintenance CHECKSHEET
- Engine Performance And Maintenance
- Notes
- Accelerator Pedal Position Sensor
- Accessory Belts
- Accessory Pulleys
- Air Conditioning Cycling Switches
- Air Conditioning Pressure Sensors
- Air Ducts And Tubes
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Fuel Ratio Sensors
- Air Injection Control Solenoids
- Air Plenums
- Air Pump Belts
- Air Pumps (Electric Driven)
- Air Tubes
- Aspirator, Check And DECEL Valves
- Baffles
- Ballast Primary Supply Resistor Wires
- Ballast Resistors And Primary Supply Resistors
- Barometric Pressure Sensors
- Batteries
- Battery Cables, Wires And Connectors
- Battery Connectors
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Belt-Driven Air Pumps
- Boost Control Mechanism
- Camshaft Position Sensors
- Carburetors And Chokes
- Casting Core Plugs And Expansion Plugs
- Charge Air Coolers ""INTERCOOLERS"" (CAC)
- Check Valves
- Chemical Engine DECARBONIZATION
- Chokes
- Clutch Pedal Position Switches
- Cold Start Injectors
- Combustion Chamber Cleaning
- Connectors
- Coolant Recovery Tanks
- Coolant
- Cooling Fan Motor Modules
- Cooling Fan Motor Relays And Modules
- Cooling Fan Motor Resistors
- Cooling Fan Motor Sensors And Switches
- Cooling Fan Motor Switches
- Cooling Fan Motors
- Crankshaft Position Sensors
- Cylinder Deactivation Solenoid
- Cylinder Head Assemblies
- DECEL Valves
- Deflectors
- Dip Stick Tubes
- Dip Sticks And Tubes
- Distributor Advances And Retarders (Mechanical And Vacuum)
- Distributor Boots And Shields
- Distributor Caps
- Distributor Retarders (Mechanical And Vacuum)
- Distributor Rotors
- Distributor Shields
- Distributors
- Early Fuel Evaporation Valves (Heat Riser Assemblies)
- EGR Coolers
- EGR Exhaust Manifold Passages
- EGR Intake And Exhaust Manifold Passages
- EGR Plates And Coolers
- Electronic Spark Control Modules
- Electronic Transmission Control Devices
- Electronic Transmission Feedback Devices
- Engine Coolant Temperature Sensors
- Engine Cooling Systems
- Engine Covers (Oil Pan, Valve Cover, Timing Cover)
- Engine DECARBONIZATION
- Engine Oil Canisters
- Engine Oil Coolers (External)
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil Gaskets
- Engine Oil Pressure Gauges (Mechanical)
- Engine Oil
- Evaporative Emissions (EVAP) Canister Filters
- Evaporative Emissions (EVAP) Canister Purge Devices
- Evaporative Emissions (EVAP) Canisters
- Evaporative Emissions (EVAP) Feedback Devices
- Exhaust Gas RECIRCULATION Devices
- Exhaust Gas RECIRCULATION Feedback Devices
- Expansion Plugs
- Fan Control Sensor
- Fuel Accumulators And Dampers
- Fuel And Cold Start Injectors
- Fuel Caps
- Fuel Dampers
- Fuel Delivery Check Valves
- Fuel Distributors (BOSCH Cis)
- Fuel Filler Necks And RESTRICTORS
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel Level Senders
- Fuel Pressure Regulators
- Fuel Pumps (In-Tank, External, Electrical Or Mechanical)
- Fuel Rails
- Fuel RESTRICTORS
- Fuel System Cleaning Service
- Fuel Tanks
- Fuel
- Gaskets
- Grommets (Valve Cover)
- Harmonic Dampers
- Heater Control Valves
- Heater Cores
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tube Couplers, Connectors And Clamps
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Housings
- Idle Air Controls
- Idle Speed Control Actuators
- Ignition Boots
- Ignition Coil Towers
- Ignition Coils
- Ignition Control Modules (ICM)
- Ignition Switches
- Ignition Terminals
- Ignition Wires (Secondary)
- Inertia Fuel Shut-Off Switches
- Intake Air Temperature Sensors
- Intake Cleaning
- Intake Manifolds
- In-Tank Fuel Strainers
- INTERCOOLERS
- Knock Sensors
- Liquid Vapor Separators
- Long Block Assemblies
- Manifold Absolute Pressure (Map) Sensors
- Mass Air Flow (MAF) Sensors
- Metal Air Manifolds And Pipes
- Metal Air Pipes
- Mix Control Solenoids
- Motor Mounts
- O2 Sensors
- Oil Pans
- Oil Pressure Sending Units
- Oil Pump Pick-Up Screens
- Oil Pumps
- O-Rings, Gaskets, Seals And Spring Locks
- Park Neutral Position Switches
- PCV Breather Elements
- PCV Orifices
- PCV Valves
- Pick-Up Assemblies (Includes Magnetic, Hall Effect And Optical)
- Power Steering Pressure Sensors
- Powertrain Control Modules (Pcm) And Prom
- Powertrain Control Prom
- Pressurized Expansion Tank Caps
- Radiator / Cooling Fan Blades
- Radiator / Cooling Fan Clutches
- Radiator Caps And Pressurized Expansion Tank Caps
- Radiators
- Roll Over Valves
- Sealing Compounds
- Seals
- Secondary Air Injection System Management Devices
- Sensors
- Short Block Assemblies
- Shrouds, Baffles And Deflectors
- Spark Plugs
- Spring Locks
- Super Chargers
- Switches
- Thermal Vacuum Valves
- Thermostatic Air Door Assemblies
- Thermostats And Housings
- Throttle Bodies
- Throttle Body Cleaning
- Throttle Cables
- Throttle Linkages And Cables
- Throttle Position Sensors
- Throttle Position Switches
- Timing Belt Sprockets
- Timing Belts
- Timing Covers
- Torque Struts
- Transmission Range Switches
- Tube Clamps
- Tube Connectors
- Tube Couplers
- Tubes
- Turbo Chargers
- Vacuum Connections
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Vacuum Regulator Solenoids
- Vacuum Tubes
- Valve Covers
- Vehicle Speed Senors
- Volume Air Flow Sensors
- Waste Gate And Boost Control Mechanisms
- Waste Gate Control Solenoids
- Water Pumps (Electric)
- Water Pumps (Non-Electric)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Parasitic Load Explanation & Test Procedures - General Information
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Waveforms - Injector Pattern Tutorial - General Information
- * Please Read This First *
- Purpose Of This Article
- Is A Lab Scope Necessary?
- The Two Types Of Injector Drivers
- The Two Ways Injector Circuits Are Wired
- Interpreting Injector Waveforms
- Current Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Voltage Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Map - Exhaust Systems
- Exhaust Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Catalytic Converters
- Exhaust And Tail Pipes
- Exhaust Connections
- Hangers
- Heat Risers (Mechanical EFE Devices)
- Heat Shields
- Manifolds (Cast And Tube Type)
- Mechanical EFE Devices
- Muffler Valve
- Mufflers And Resonators
- Reason Code Explanation
- Exhaust Systems
- Heating, Ventilation & A/C (HVAC)
- Map - Heating, Ventilation, & Air Conditioning
- Heating, Ventilation & Air Conditioning Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accumulators
- Actuators (Electrical)
- Actuators (Vacuum)
- Air Conditioning Fittings
- Air Conditioning Hoses
- Air Conditioning Metal Lines
- Air Control Doors
- Air Dams (External)
- Air Distribution System
- Belts
- Blend Doors
- Blower Fans (Blower Wheel Or Squirrel Cage)
- Blower Motors
- Blower Resistors
- Blower Switches
- Cabin Air Filters
- Circuit Breakers
- Compressor Clutch Assemblies
- Compressors
- Condenser Air Seals
- Condenser Fan Motors
- Condensers
- Connectors
- Control Cables
- Control Heads (Function Selectors)
- Control Linkages
- Control Modules
- Coolant
- Cooling Fan Blades
- Cooling Fan Clutches
- Cooling Fan Motors
- Evaporator Drain Tubes
- Evaporator Filters
- Evaporator Pressure Regulators (EPRS)
- Evaporators
- Expansion Valves
- Function Selectors
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gaskets
- Heater Cases
- Heater Control Valves
- Heater Cores
- Heater Hoses
- High Pressure Relief Valves (HPRV)
- Idlers
- In-Line Filters
- Metal Fittings
- Metal Lines
- Mix And Air Control Doors (Blend Doors)
- ORIFACE Tubes
- O-Rings
- Pilot-Operated Absolutes (POAS)
- Plenums
- Pressure Control Valves
- Pressure Sensors
- Pulleys
- Radiators
- Receiver-DRIERS
- Refrigerant Oil
- Refrigerant
- Relays
- Seals
- Service Ports
- Spring Lock Couplings
- Suction Throttling Valves (STVS)
- Switches (Electrical)
- TENSIONERS
- Thermistors And Pressure Sensors
- Thermostats And Housings
- Vacuum Hoses And Tubes
- Vacuum Reservoirs
- Vacuum Tubes
- Valves In Receiver (VIRS)
- Water Pumps (Electric Auxiliary)
- Wiring Harnesses And Connectors
- Heating, Ventilation & Air Conditioning System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Heating, Ventilation & Air Conditioning Systems
- Map - Heating, Ventilation, & Air Conditioning
- Identification
- Metric Conversions
- OEM General Information
- How To Use The Engine Performance Section
- Restraints
- Steering
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Steering & Suspension Systems
- Wheel And Tire
- Steering & Suspension CHECKSHEET
- Wheels & Tires CHECKSHEET
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Notes
- Active Handling
- Active Suspension Control Modules
- Active Variable Ratio Steering
- Active Yaw Control
- Adaptive Cruise Control
- Advance TRAC
- Air Bags
- Air Ride Control Modules
- Air Ride Suspension Torsion Springs (Counter Balancing)
- Air Ride Suspension
- Air Ride Tubes
- Air Shocks And Air Struts
- Air Spring Valves
- Air Springs
- Air Suspension Control Valves
- Air Suspension DRIERS
- Axle Acceleration Sensor
- Ball Joints
- Body Acceleration Sensor
- Bushings
- Center Links
- Compressors
- Continuous Damping Control
- Control Arm Shafts
- Control Arms
- Control Modules
- Distance Regulation Control Module
- Distance Regulation Sensor
- Drag Links
- Dynamic Stability Control
- Dynamic Stability Traction Control
- Electronic Ride Control Shocks And Struts
- Electronic Stability Control
- Electronic Suspension System
- Flex Couplers
- Gaskets
- Height Sensors
- Hydraulic Hoses
- Hydraulic Power Steering Pumps
- Hydraulic Suspension Hoses
- Hydraulic Suspension Pumps
- Idler Arms
- Intermediate Shaft U-Joints
- King Pins
- Modules
- Pitman Arms
- Power Steering Belts
- Power Steering Coolers
- Power Steering Fluid
- Power Steering Hoses
- Power Steering Lines (Steel)
- Power Steering Pumps - Electric
- Power Steering Pumps
- Radar Sensor
- Radius Arms
- Relay Rods
- Relays
- Sensors
- Shock Absorbers, Strut Cartridges And Strut Assemblies
- Spindles
- Springs, Coil, Leaf And Torsion Bars
- STABILITRAC
- Stability Management System
- Steering Angle Sensor
- Steering Arms
- Steering Couplers
- Steering Dampers
- Steering Gears (Except Rack And Pinion)
- Steering Gears, Rack And Pinion
- Steering Knuckles
- Strike Out Bumpers
- Strut Bearing Plate Assemblies
- Strut Rods
- Suspension Pumps (Hydraulic)
- Sway Bar Links
- Sway Bar Mounting Bushings
- Sway Bars
- Switches
- Tie Rod Ends (Inner And Outer)
- Tire Pressure Monitoring System
- Tire Pressure Sensors
- Tires
- Torque Sensor
- Torsion Springs
- Track Bar Bushings
- Track Bars
- Trailing Arm Bushings
- Trailing Arms
- Valve Stems
- Vehicle Dynamics Control
- Vehicle Speed Sensor
- Vehicle Stability Assist
- Vehicle Stability/Skid Control
- Warning Lamps
- Wheel Alignment
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheels (Rims)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Wheel Alignment Theory & Operation - General Information
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Traction Control Disable Procedures
- Trouble Shooting - Manual Transmission - General Information
- Heating, Ventilation & A/C (HVAC)
- General Servicing
- A/C Compressor Oil Checking
- Isolating Compressor
- Refrigerant Oil
- Servicing Precautions
- Discharging System Precautions
- Disconnecting Lines & Fittings Test
- Connecting Lines And Fittings
- Placing System In Operation
- ATSUGI Rotary Vane Drain & Refill
- BOSCH 6-CYL Drain & Refill
- CALSONIC V5 5-Cylinder
- Diesel KIKI Rotary Vane Drain & Refill
- Diesel KIKI 6-CYL Drain & Refill
- HARRISON 4-CYL Drain & Refill
- HARRISON V5 5-Cylinder Drain & Refill
- HITACHI 5-CYL Drain & Refill
- HITACHI 6-CYL Drain & Refill
- MATSUSHITA Rotary Vane Drain & Refill
- NIPPONDENSO Rotary Vane Drain & Refill
- NIPPONDENSO 6 & 10-CYL Drain & Refill
- PANASONIC Rotary Vane Drain & Refill
- SANDEN Scroll Drain & Refill
- SANDEN 5-CYL Drain & Refill
- SANDEN 7-CYL Drain & Refill
- A/C Compressor Servicing
- Isolating Compressor
- Refrigerant Oil
- Discharging System Precautions
- Disconnecting Lines & Fittings Test
- Connecting Lines And Fittings
- Placing System In Operation
- ATSUGI Rotary Vane Clutch R & I
- BOSCH 6-CYL Clutch R & I
- BOSCH 6-CYL Shaft Seal R & I
- CALSONIC V5 Clutch R & I
- Diesel KIKI Rotary Vane Clutch R & I
- Diesel KIKI 6-CYL Clutch Coil R & I
- Diesel KIKI 6-CYL Shaft Seal R & I
- HARRISON R4 4-CYL Clutch R & I
- HARRISON R4 4-CYL Shaft Seal R & I
- HARRISON V5 5-Cylinder Clutch R & I
- HARRISON V5 5-Cylinder Shaft Seal R & I
- HITACHI 5 & 6-CYL Clutch R & I
- HITACHI 5 & 6-CYL Shaft Seal R & I
- MATSUSHITA Rotary Vane Clutch R & I
- NIPPONDENSO TV12 Rotary Vane Clutch R & I
- NIPPONDENSO 6 & 10-CYL Clutch R & I
- NIPPONDENSO 6 & 10-CYL Shaft Seal R & I
- PANASONIC Rotary Vane Clutch R & I
- PANASONIC Rotary Vane Shaft Seal R & I
- SANDEN Scroll Clutch & Shaft Seal R & I
- SANDEN 5-CYL Clutch R & I
- SANDEN 5-CYL Shaft Seal R & I
- A/C System General Diagnostic Procedures
- A/C System Precautions
- Before Opening The System
- Discharging A/C System
- Disconnecting Lines & Fittings
- Component Replacement
- Using R-12 Refrigerant - Safety Precautions
- Using Individual R-12 Cans
- Multi-Can Dispensing Valves
- Can Tap Installation Flat Type Seal Cans
- Screw Type Seal Cans
- Connecting Lines & Fittings
- Placing System In Operation
- Compressor Removal Information - Isolation Method
- Compressor Removal Information - Discharge Method
- A/C Compressor Oil Checking
- HVAC Control Systems
- A/C-Heater System - Automatic
- A/C System Specifications
- Description
- Operation
- Air Bag Deactivation Service Precautions
- Self-Diagnostics
- System Description
- Retrieving Codes
- Clearing Codes
- Code 11 - Room Temperature Sensor Circuit
- Code 12 - Ambient Temperature Sensor Circuit
- Code 13 - Evaporator Temperature Sensor Circuit
- Code 14 - Water Temperature Sensor Circuit
- Code 21 - Solar Sensor Circuit
- Code 22 - Compressor Lock Sensor Circuit
- Code 31 Or 33 - Air Mix Damper Position Sensor
- Code 32 Or 34 - Air Inlet Damper Position Sensor
- Code 33 - Air Mix Servomotor Circuit
- Code 34 - Air Inlet Servomotor Circuit
- Testing
- Air Bag Warning
- Backup Power Source
- IG Power Source Circuit
- Acc Power Source Circuit
- Heater Main Relay Circuit
- Blower Motor Circuit
- Power Transistor Circuit
- Extra-High Relay Circuit
- Mode Servomotor Circuit
- Maximum Cool Servomotor Circuit
- Compressor Circuit
- Pressure Switch Circuit
- IGNITOR Circuit
- A/C Control Assembly
- Cooling Fan System
- Water Valve
- Condenser
- Receiver
- Evaporator
- Radiator
- Expansion Valve
- Removal & Installation
- Notes
- Air Bag Warning
- A/C Compressor
- A/C Control Assembly
- Ambient Temperature Sensor
- Blower Motor
- Blower Resistor
- Condenser
- Cooling & Blower Unit
- Cooling Fan Motor
- Engine/Transmission Ecu
- Evaporator Sensor
- Extra-High Relay
- Heater Unit
- Power Transistor
- Pressure Switch
- Receiver
- Room Temperature Sensor
- Safety Pad
- Solar Sensor
- Water Valve
- Wiring Diagrams
- A/C-Heater System - Automatic
- General Servicing
- Maintenance
- Procedures
- Interference Verification Check For OHC Engine
- Maintenance Information
- Model Identification
- Maintenance Service Information
- General Periodic Maintenance
- Service Point Locations
- Additional Service Information
- Service Labor Times
- Wheel & Tire Specifications
- Battery Specifications
- Cautions & Warnings
- Supplemental Restraint System (Air Bag)
- Air Conditioning Servicing
- Anti-Lock Brake System
- Replacing Blown Fuses
- Battery Warning
- Brake Fluid
- Catalytic Converter
- Electrostatic Discharge Sensitive (ESD) Parts
- Engine Oil
- Fuel System Service
- Halogen Bulbs
- Power Steering Fluid
- Radiator Cap
- Radiator Fan
- Ride Height Control
- Warranty Information
- Fuses & Circuit Breakers
- Service Indicator & Warning Lights
- Service Indicator & Warning Lights
- Notes
- Engine Temperature Gauge
- Oil Pressure Warning Light
- Charging System Warning Light
- Brake System Warning Light
- Supplemental Restraint System (SRS) Air Bag Warning Light
- Anti-Lock Brake System Warning Light
- Coolant Level Warning Light
- Traction Control Indicator
- Engine System Warning Light
- Low Engine Oil Level Warning Light
- Service Indicator & Warning Lights
- Procedures
- Restraints
- Air Bag, SRS
- Air Bag Restraint System
- Description & Operation
- System Operation Check
- Post-Collision Air Bag Safety Inspection
- Service Precautions
- Disabling & Activating Air Bag System
- Adjustments
- Disposal Procedures
- Removal & Installation
- Diagnosis & Testing
- Notes
- Self-Diagnostic System
- Diagnostic Code Normal - Source Voltage Drop
- Diagnostic Code 11 - Short In Squib Circuit Or Front Air Bag Sensor Circuit (To Ground)
- Diagnostic Code 12 - Short In Squib Circuit Or Front Air Bag Sensor Circuit (To Voltage)
- Diagnostic Code 13 - Short In Squib Circuit (Between D+ Wire Harness & D- Wire Harness)
- Diagnostic Code 14 - Open In Squib Circuit
- Diagnostic Code 15 - Open In Front Air Bag Sensor Circuit
- Diagnostic Code 22 - Air Bag Warning Light System Malfunction
- Diagnostic Code 31 - Center Air Bag Sensor Assembly Malfunction
- Diagnostic Code 41 - Malfunction Stored In Memory
- Wire Repair
- Torque Specifications
- Wiring Diagrams
- Post-Collision Air Bag Safety Inspection
- Air Bag Restraint System
- Air Bag, SRS
- Steering
- Suspension
- Front Suspension
- Suspension - Front
- Description
- Adjustment
- Removal & Installation
- Stabilizer Bar (Es250)
- STABILIZER BAR R & I (lS400)
- Wheel Bearing, Hub & Knuckle Assembly (Es250)
- Wheel Bearing, Hub & Knuckle Assembly (LS400)
- Strut Assembly (Es250)
- Strut Assembly (LS400)
- Lower Control Arm & Ball Joint (Es250)
- Lower Control Arm & Ball Joint (LS400)
- Lower Control Arm Bushing (Es250)
- Lower Control Arm Bushing (LS400)
- Upper Control Arm & Ball Joint (LS400)
- Torque Specifications (Es250)
- Torque Specifications (LS400)
- Suspension - Front
- Rear Suspension
- Suspension - Rear
- Description & Operation
- Adjustment
- Removal & Installation
- Torque Specifications (Es250)
- Torque Specifications (LS400)
- Suspension - Rear
- Wheel Alignment
- Jacking & Hoisting
- Pre-Alignment Checks
- Riding Height Adjustment
- Wheel Alignment Specifications & Procedures
- Front Camber Adjustment (Es250)
- Rear Camber Adjustment (Es250)
- Front Camber Adjustment (LS400)
- Rear Camber Adjustment (LS400)
- Steering Axis Inclination
- Front Caster Adjustment (Es250)
- Front Caster Adjustment (LS400)
- Front Toe-In Adjustment
- Rear Toe-In Adjustment (Es250)
- Rear Toe-In Adjustment (LS400)
- Wheel Alignment Specifications
- Torque Specifications
- Front Suspension
- Transmission
- Automatic Trans
- Diagnosis - A-340E/F/H & A-341E
- Application
- Description
- Operation
- Notes
- Ecu Input Sensors
- Throttle Position (TP) Sensor
- Vehicle Speed Sensor (VSS)
- Transfer Shift Position Switch (TSPS)
- Pattern Select Switch (PSS)
- Neutral Start Switch (NSS)
- Brake Light Switch (BLS)
- OD Main Switch (ODMS)
- Water Temperature Sensor (WTS)
- Fluid Temperature Sensor (FTS)
- Cruise Control Sensor (CCS)
- Kickdown Switch (KS)
- Engine Speed Sensor (ESS)
- OD Direct Clutch Speed Sensor (ODDCSS)
- Testing
- Diagnostic Procedure
- Diagnostic Codes
- Diagnostic Codes (A-341E Models)
- Diagnostic Code Check Test Mode (A-341E Models)
- Canceling Diagnostic Codes (All Models)
- Manual Shifting Test
- Ecu Terminal Voltage Test
- Ecu Pin Voltages
- Electrical Fault Diagnosis (Except A-341E)
- Electrical Fault Diagnosis (A-341E Models)
- OD OFF Indicator Light Blinks While Driving (A-341E)
- No 1-2 Or 2-3 Upshift
- No Upshift In 3-OD (OD OFF Indicator Does Not Illuminate)
- No Upshift In 3-OD (OD OFF Indicator Light Remains ON)
- No Downshift OD-3
- No Downshift 3-2, 2-1
- No Lock-Up
- No Lock-Up Off
- Shift Point Too High Or Too Low
- Upshifts To 2nd Or 3rd While In "L" Range
- Upshifts To OD From 3rd While OD Switch Is OFF
- Upshifts To OD From 3rd While Engine Is Cold
- Harsh Engagement "N" to "D"
- Harsh Engagement Lock-Up
- Harsh Engagement Any Driving Range
- Poor Acceleration
- No Kickdown
- No Pattern Select
- Large Shin Shock Or Engine Stalls When Starting Off Or Stopping
- Electrical Components & Circuits
- Notes
- Transmission Solenoid Circuit
- Neutral Start Switch
- Throttle Position Sensor
- Brake Signal
- No. 2 Speed Sensor
- Rear Speed Sensor (Supra Models W/ABS)
- Pattern Select Switch
- Overdrive Switch
- No. 1 Speed Sensor (Analog Type)
- No. 1 Speed Sensor (Digital Type)
- Lock-Up Mechanism
- Transfer Position Switch (Pickup & 4Runner A-340F & A-340 Models)
- Transmission & Transfer Fluid Temperature Sensor (Pickup & 4Runner A-340F & A-340H Models)
- OD Direct Clutch Speed Sensor (A-341E)
- Kickdown Switch (A-341E)
- Wiring Diagrams
- Overhaul - A-340E, A-340F, A-340H & A-341E
- Application
- Identification
- Description & Operation
- Lubrication & Adjustments
- Trouble Shooting
- Notes
- Symptom Diagnosis
- Fluid Discolored Or Smells Burnt
- No Movement In Any Gear
- Selector Lever Position Incorrect
- Harsh Engagement Into Any Drive Range
- Delayed 1-2, 2-3 Or 3-OD Upshifts, Or Downshifts From OD-3 Or 3-2, Then Changes Back To OD Or 3
- Slips On Any Upshift Or Slips Or Shudders On Acceleration
- Drag Or Binding On Upshifts
- No Lock-Up In 2nd, 3rd Or OD
- Harsh Downshift
- No Downshift When Coasting
- Downshifts Too Soon Or Late When Coasting
- No OD-3, 3-2 Or 2-1 Kickdown
- No Engine Braking In "2" Or "L" Range
- Vehicle Does Not Move In "R" Range (A-341E)
- Vehicle Does Not Move In "D", "2" Or "L" Range (A-341E)
- No Upshift 1-2, 2-3, 3-OD (A-341E)
- No Downshift 2-1 (A-341E)
- No Lock-Up Or No Lock-Up Off (A-341E)
- Slip Or Shudder In "D" Range, "R" Range, 1st, 2nd, 3rd Or OD (A-341E)
- No Engine Braking In 1st-3rd, 1st, 2nd (A-341E)
- Poor Acceleration (A-341E)
- Engine Stalls When Starting Off Or Stopping (A-341E)
- Vehicle Does Not Hold In "P" Range
- No Transfer Case Gear Changes On 4WD Models
- Transmission/Transfer Case Element Application
- Testing
- On-Vehicle Service
- Drive Axle Shafts
- Transmission Valve Body
- Transfer Case Valve Body (A-340H)
- Parking Lock Pawl
- Extension Housing & Sensor Rotor (A-340E & A-341E)
- Extension Housing Rear Oil Seal (A-340E & A-341E)
- Throttle Cable (A-340F & A-340H)
- No. 1 Speed Sensor (A-341E)
- No. 2 Speed Sensor (A-341E)
- Overdrive Direct Clutch Speed Sensor (A-341E)
- Removal & Installation
- Transmission Disassembly
- Component Disassembly & Reassembly
- Oil Pump
- Overdrive Planetary Gear, Overdrive Direct Clutch & Overdrive One-Way Clutch
- Forward Clutch
- Direct Clutch
- Front Planetary Gear
- Planetary Sun Gear & No. 1 One-Way Clutch
- Rear Planetary Gear, No. 2 One-Way Clutch & Output Shaft
- Overdrive Brake
- 2ND Coast Brake
- 2ND Brake
- 1ST & Reverse Brake
- Lower Valve Body
- Upper Valve Body
- Transmission Reassembly
- Torque Specifications
- Removal & Installation - A/T
- Servicing - A/T
- Diagnosis - A-340E/F/H & A-341E
- Automatic Trans
- External Pages
