Powertrain Diagnostic Procedures
- Introduction
- Identification Of System
- System Description And Functional Operation
- General Description
- Functional Operation
- Diagnostic Trouble Codes
- Using The DRBIII®
- DRBIII® Error Messages And Blank Screen
- Disclaimers, Safety, Warnings
- Required Tools And Equipment
- Glossary Of Terms
- Diagnostic Information And Procedures
- Diagnostic Trouble Code (DTC) Index
- DRIVEABILITY - NGC - Symptoms
- Symptom: INTERMITTENT CONDITION
- Symptom: *CHECKING PCM POWER AND GROUND CIRCUITS
- Symptom: *CHECKING THE A/C RELAY OUTPUT
- Symptom List: ANTENNA FAILURE; COP FAILURE; EEPROM FAILURE; RAM FAILURE; ROM FAILURE; SERIAL LINK INTERNAL FAULT; STACK OVERFLOW FAILURE
- Symptom: BCM MESSAGE MISSING
- Symptom List: PCM STATUS FAILURE; SERIAL LINK EXTERNAL FAULT
- Symptom List: ROLLING CODE FAILURE; VIN MISMATCH
- Symptom List: TRANSPONDER COMMUNICATION FAILURE; TRANSPONDER ID MISMATCH; TRANSPONDER RESPONSE MISMATCH
- Symptom: UNPROGRAMMED KEY
- Symptom: *CHECKING FUEL DELIVERY
- Symptom: *CHECKING FUEL PRESSURE LEAK DOWN
- Symptom: *CHECKING HARD START (FUEL DELIVERY SYSTEM)
- Symptom: *ENGINE CRANKS DOES NOT START
- Symptom: *NO CRANK CONDITION
- Symptom: *NO RESPONSE FROM PCM WITH A NO START CONDITION
- Symptom: *START AND STALL CONDITION
- DRIVEABILITY - NGC - Diagnostic Tests
- DTC P0016-Crankshaft/Camshaft Timing Misalignment
- DTC P0031-O2 Sensor 1/1 Heater Circuit Low; P0037-O2 Sensor 1/2 Heater Circuit Low
- DTC P0032-O2 Sensor 1/1 Heater Circuit High; P0038-O2 Sensor 1/2 Heater Circuit High
- DTC P0068-Manifold Pressure/Throttle Position Correlation
- DTC P0071-Ambient Temp Sensor Performance
- DTC P0072-Ambient Temp Sensor Low
- DTC P0073-Ambient Temp Sensor High
- DTC P0107-Map Sensor Low
- DTC P0108-Map Sensor High
- DTC P0111-Intake Air Temperature Sensor Performance
- DTC P0112-Intake Air Temperature Sensor Low
- DTC P0113-Intake Air Temperature Sensor High
- DTC P0116-Engine Coolant Temperature Performance
- DTC P0117-Engine Coolant Temperature Sensor Low
- DTC P0118-Engine Coolant Temperature Sensor High
- DTC P0122-Throttle Position Sensor #1 Low
- DTC P0123-Throttle Position Sensor #1 High
- DTC P0125-Insufficient Coolant Temp For Closed-Loop Fuel Control
- DTC P0128-Thermostat Rationality
- DTC P0129-Barometric Pressure Out-Of-Range Low
- DTC P0131-O2 Sensor 1/1 Voltage Low; P0137-O2 Sensor 1/2 Voltage Low
- DTC P0132-O2 Sensor 1/1 Voltage High; P0138-O2 Sensor 1/2 Voltage High
- DTC P0133-O2 Sensor 1/1 Slow Response; P0139-O2 Sensor 1/2 Slow Response
- DTC P0135-O2 Sensor 1/1 Heater Performance; P0141-O2 Sensor 1/2 Heater Performance
- DTC P0171-Fuel System 1/1 Lean
- TC P0172-Fuel System 1/1 Rich
- DTC P0201-Fuel Injector #1; P0202-Fuel Injector #2; P0203-Fuel Injector #3; P0204-Fuel Injector #4; P0205-Fuel Injector #5; P0206-Fuel Injector #6
- DTC P0300-Multiple Cylinder Misfire; P0301-Cylinder #1 Misfire; P0302-Cylinder #2 Misfire; P0303-Cylinder #3 Misfire; P0304-Cylinder #4 Misfire; P0305-Cylinder #5 Misfire; P0306-Cylinder #6 Misfire
- DTC P0315-No Crank Sensor Learned
- DTC P0335-Crankshaft Position Sensor Circuit
- DTC P0339-Crankshaft Position Sensor Intermittent
- DTC P0340-Camshaft Position Sensor Circuit
- DTC P0344-Camshaft Position Sensor Intermittent
- DTC P0401 - EGR System Performance
- DTC P0403 - EGR Control Circuit
- DTC P0404 - EGR Position Sensor Performance
- DTC P0405 - EGR Position Sensor Low
- DTC P0406 - EGR Position Sensor High
- DTC P0420-Catalytic 1/1 Efficiency
- DTC P0440-General EVAP System Failure
- DTC P0441-EVAP Purge System Performance
- DTC P0443-EVAP Purge Solenoid Circuit
- DTC P0452-NVLD Pressure Switch Sense Circuit Low
- DTC P0453-NVLD Pressure Switch Sense Circuit High
- DTC P0455-EVAP System Large Leak
- DTC P0456-EVAP System Small Leak
- DTC P0457-Loose Fuel Cap
- DTC P0461-Fuel Level Sensor #1 Performance
- DTC P0462-Fuel Level Sensor #1 Low; P0463-Fuel Level Sensor #1 High
- DTC P0480-Cooling Fan 1 Control Circuit
- DTC P0498-NVLD Canister Vent Valve Solenoid Circuit Low
- DTC P0499-NVLD Canister Vent Valve Solenoid Circuit High
- DTC P0501-Vehicle Speed Sensor #1 Performance (Auto Trans)
- DTC P0501-Vehicle Speed Sensor #1 Performance (Manual Trans)
- DTC P0506-Idle Speed Low Performance; P0507-Idle Speed High Performance
- DTC P0508-IAC Valve Sense Circuit Low
- DTC P0509-IAC Valve Sense Circuit High
- DTC P0513-Invalid Skim Key
- DTC P0522-Pressure Sensor Low
- DTC P0532-A/C Pressure Sensor Low
- DTC P0533-A/C Pressure Sensor High
- DTC P0562-Battery Voltage Low
- DTC P0563-Battery Voltage High
- DTC P0572-Brake Switch #1 Circuit Low
- DTC P0573-Brake Switch #1 Circuit High
- DTC P0580-Speed Control Switch #1 Low
- DTC P0581-Speed Control Switch #1 High
- DTC P0582-Speed Control Vacuum Solenoid Circuit
- DTC P0586-Speed Control Vent Solenoid Circuit
- DTC P0594-Speed Control Servo Power Circuit
- DTC P0600-Serial Communication Link; P0601-Internal Memory Checksum Invalid
- DTC P0622-Generator Field Control Circuit
- DTC P0627-Fuel Pump Relay Circuit
- DTC P0630-VIN Not Programmed In Pcm
- DTC P0632-Odometer Not Programmed In Pcm
- DTC P0633-Skim Key Not Programmed In Pcm
- DTC P0645-A/C Clutch Relay Circuit
- DTC P0685-ASD Relay Control Circuit
- DTC P0688-ASD Relay Sense Circuit Low
- DTC P0700-Transmission Control System/Read Transmission DTCS On The DRBIII®
- DTC P0850-Park/Neutral Switch Performance
- DTC P1115-General Temp Sensor Performance
- DTC P1404-EGR Position Sensor Rationality Closed
- DTC P1593-Speed Control Switch Stuck
- DTC P1603-Pcm Internal Dual-Port Ram Communication; P1604-Pcm Internal Dual-Port Ram Read/Write Integrity Failure; P1607-Pcm Internal Shutdown Timer Rationality
- DTC P1696-EEPROM Memory Write Denied/Invalid; P1697-EMR (Sri) Mileage Not Stored
- DTC P2074-Manifold Pressure/Throttle Position Correlation - High Flow/Vacuum Leak
- DTC P2096-Down Stream Fuel System 1/2 Lean; P2097-Down Stream Fuel System 1/2 Rich
- DTC P2302-Ignition Coil #1 Secondary Circuit-Insufficient Ionization; P2305-Ignition Coil #2 Secondary Circuit-Insufficient Ionization; P2308-Ignition Coil #3 Secondary Circuit-Insufficient Ionization
- DTC P2503-Charging System Voltage Low
- DTC U0101-No Transmission Bus Message
- DTC U0140-No Body Bus Messages
- DTC U0155-No Cluster Bus Message
- DTC U0168-No Skim Bus Messages
- DTC U110C-No Fuel Level Bus Message
- Verification Tests
- Component Locations
- Control Modules And Fuse & Relay Center
- Controls And Solenoid
- EVAP Purge Solenoid Location
- Generator And 1/1 Oxygen Sensor Location (2.4L)
- Generator And EVAP Purge Solenoid Location (3.3L/3.8L)
- Fuel Injectors And Fuel Rail Test Port Location (2.4L)
- Fuel Injectors Location (3.3L/3.8L)
- IAT Sensor, IAC Motor And TP Sensor Location (2.4L)
- Idle Air Control Valve And TP Sensor Location (3.3L/3.8L)
- Ignition Coil And MAP Sensor Location (2.4L)
- Ignition Coil And ECT Sensor Location (3.3L/3.8L)
- Speed Control Servo Location
- Data Link Connector Location
- Sensors
- Ambient Temperature Sensor Location
- Rear Of Cylinder Head And Camshaft Position Sensor Location (2.4L)
- Camshaft Position Sensor Location (3.3L/3.8L)
- CKP Sensor Location (2.4L)
- Camshaft Position Sensor And Transmission Location (3.3L/3.8L)
- ECT Sensor And Thermostat Housing Location (2.4L)
- IAT Sensor, IAC Motor And TP Sensor Location (2.4L)
- Inlet Air Temperature Sensor Location (3.3L/3.8L)
- MAP Sensor Location (2.4L)
- MAP Sensor Location (3.3L/3.8L)
- 1/1 O2 Sensor Location (2.4L)
- 1/1 O2 Sensor Location (3.3L/3.8L)
- Evaporative Canister And 1/2 O2S Location
- Idle Air Control Valve And TP Sensor Location (3.3L/3.8L)
- Fuel System
- Switches
- Connector PINOUTS
- A/C Compressor Clutch - LT. Gray 2 Way
- A/C Pressure Sensor - Gray 4 Way
- Ambient Temperature Sensor - Black 2 Way
- Battery Temperature Sensor (Diesel) - Black 2 Way
- Brake Fluid Level Switch - 2 Way
- Brake Lamp Switch - Black 6 Way
- Camshaft Position Sensor (Gas) - Black 3 Way
- Crankshaft Position Sensor (Gas) - Black 3 Way
- EGR Solenoid (3.3L/3.8L) - Black 6 Way
- Engine Oil Pressure Switch (Gas) - LT. Green 2 Way
- EVAP/Purge Solenoid (Gas) - Black 2 Way
- Fuel Injector No. 1 (Gas) - 2 Way
- Fuel Injector No. 2 (Gas) - 2 Way
- Fuel Injector No. 3 (Gas) - 2 Way
- Fuel Injector No. 4 (Gas) - 2 Way
- Fuel Injector No. 5 (3.3L/3.8L) - 2 Way
- Fuel Injector No. 6 (3.3L/3.8L) - 2 Way
- Fuel Pump Module - LT. Gray 4 Way
- Generator - Black 2 Way
- Idle Air Control Motor (Gas) - Black 2 Way
- Ignition Coil (2.4L) - Black 3 Way
- Ignition Coil (3.3L/3.8L) - DK. Gray 4 Way
- Inlet Air Temperature Sensor - Black 2 Way
- A/C Compressor Clutch Relay
- Knock Sensor (2.4L/3.8L) - 2 Way
- Manifold Absolute Pressure Sensor (Gas) - Gray 3 Way
- Natural Vacuum Leak Detection Assembly (Except Export) - LT. Gray 3 Way
- Oxygen Sensor 1/1 Upstream (2.4L) - 4 Way
- Oxygen Sensor 1/1 Upstream (3.3L/3.8L) - 4 Way
- Oxygen Sensor 1/2 Downstream (Gas) - 4 Way
- Powertrain Control Module C1 - Black/Black 38 Way
- Powertrain Control Module C2 - Black/Orange 38 Way
- Powertrain Control Module C3 - Black/Natural 38 Way
- Radiator Fan No. 1 (Gas) - Black 2 Way
- Radiator Fan No. 2 (Gas) - Black 2 Way
- Radiator Fan Relay (Gas) - 4 Way
- Sentry Key Remote Entry Module (SKREEM) - Black 6 Way
- Speed Control Servo (Gas) - Black 4 Way
- Throttle Position Sensor (Gas) - Gray 3 Way
- Vehicle Speed Sensor (MTX) - Black 3 Way
- Schematic Diagrams
- Charts And Graphs