Repair and Diagnosis

You are viewing the "split tree" of links. The tree is cut off at a certain depth to keep the page loading fast, but you may have to click multiple links to get to the content you want.
View "full tree" with all links on one page (will load slowly, but easier to use ctrl-f to search all pages)

Expand All (for easy ctrl-f) Collapse All

• Quick Lookups
  • Common Specs & Procedures (Except Hybrid)
  • DTC Index (Except Hybrid)
  • Electrical Component Locations
    • OEM Component Harness Location Charts
    • Q70 - Component Locations (Except Hybrid)
  • Fluids
  • Technical Bulletins
    • Safety Recalls
    • Technical Service Bulletins
  • Tire Fitment
  • Wiring Diagrams
    • OEM Component Harness Location Charts
    • OEM Connector End Views (1 Of 2)
    • OEM Connector End Views (2 Of 2)
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Accessories & Equipment
  • Anti-Theft Systems
    • Door Lock (DTC/Circuit Diagnosis) (Except Hybrid)
    • Door Lock (Except Hybrid)
    • Security Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Security Control System (Except Hybrid)
  • Collision/Avoidance
    • ADAS Control Unit (DTC/Circuit Diagnosis) (Except Hybrid)
    • ADAS Control Unit (Except Hybrid)
    • Around View Monitor System (Except Hybrid)
    • Automatic Speed Control Device (Except Hybrid)
    • Cruise Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Cruise Control System (Except Hybrid)
    • Driver Assistance System (Except Hybrid)
    • Forward Emergency Braking System (Except Hybrid)
    • Rear View Monitor System (Except Hybrid)
  • Communication Devices
    • Can Fundamental (Except Hybrid)
    • Can Gateway System (Except Hybrid)
    • Can System (Except Hybrid)
    • Telematics System (Except Hybrid)
  • Cruise Control Systems
    • Automatic Speed Control Device (Except Hybrid)
    • Cruise Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Cruise Control System (Except Hybrid)
  • Drivers Assistance Systems - ADAS
    • ADAS Control Unit (DTC/Circuit Diagnosis) (Except Hybrid)
    • ADAS Control Unit (Except Hybrid)
    • Around View Monitor System (Except Hybrid)
    • Automatic Speed Control Device (Except Hybrid)
    • Cruise Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Cruise Control System (Except Hybrid)
    • Driver Assistance System (Except Hybrid)
    • Forward Emergency Braking System (Except Hybrid)
    • Rear View Monitor System (Except Hybrid)
  • Entertainment Systems
    • Audio, Visual Navigation System (INFINITI INTOUCH) (DTC/Circuit Diagnosis) (Except Hybrid)
    • Audio, Visual Navigation System (INFINITI INTOUCH) (Except Hybrid)
  • Exterior Lights
    • Exterior Lighting System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Exterior Lighting System (Except Hybrid)
  • Gauges & Instrument Panels
    • Instrument Panel (Except Hybrid)
    • Meter, Warning Lamp Indicator (DTC/Circuit Diagnosis) (Except Hybrid)
    • Meter, Warning Lamp Indicator (Except Hybrid)
  • Heated Glass/Defoggers
    • Defogger (Circuit Diagnosis) (Except Hybrid)
    • Defogger (Except Hybrid)
  • Horns
    • Horn (Except Hybrid)
  • Infotainment
    • Audio, Visual Navigation System (INFINITI INTOUCH) (DTC/Circuit Diagnosis) (Except Hybrid)
    • Audio, Visual Navigation System (INFINITI INTOUCH) (Except Hybrid)
  • Interior/Exterior Trim
    • Exterior (Except Hybrid)
    • Interior (Except Hybrid)
  • Interior/Illumination Lights
    • Interior Lighting System (Except Hybrid)
  • Mirrors
    • Mirrors (Circuit Diagnosis) (Except Hybrid)
    • Mirrors (Except Hybrid)
  • Seats
    • Automatic Drive Positioner (DTC/Circuit Diagnosis) (Except Hybrid)
    • Automatic Drive Positioner (Except Hybrid)
    • Seats (Circuit Diagnosis) (Except Hybrid)
    • Seats (Except Hybrid)
  • Warning Systems
    • Warning Chime System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Warning Chime System (Except Hybrid)
    • Wheels & Tires System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Wheels & Tires System (Except Hybrid)
  • Window Motors & Regulators
    • Glass Window System (Except Hybrid)
    • Power Window Control System (Circuit Diagnosis) (Except Hybrid)
    • Power Window Control System (Except Hybrid)
  • Wiper/Washer Systems
    • Wiper & Washer System (Circuit Diagnosis) (Except Hybrid)
    • Wiper & Washer System (Except Hybrid)
• Body & Frame
  • Door Locks
    • Door Lock (DTC/Circuit Diagnosis) (Except Hybrid)
    • Door Lock (Except Hybrid)
    • Security Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Security Control System (Except Hybrid)
  • Exterior Body Panels
    • Door Lock (Except Hybrid)
    • Exterior (Except Hybrid)
  • Exterior/Interior Trim
    • Exterior (Except Hybrid)
    • Interior (Except Hybrid)
  • Mirrors
    • Mirrors (Circuit Diagnosis) (Except Hybrid)
    • Mirrors (Except Hybrid)
  • Seats
    • Automatic Drive Positioner (DTC/Circuit Diagnosis) (Except Hybrid)
    • Automatic Drive Positioner (Except Hybrid)
    • Seats (Circuit Diagnosis) (Except Hybrid)
    • Seats (Except Hybrid)
  • Sun Roof/T-Top/Convertible Top
    • Roof (DTC/Circuit Diagnosis) (Except Hybrid)
    • Roof (Except Hybrid)
  • Windows
    • Glass Window System (Except Hybrid)
    • Power Window Control System (Circuit Diagnosis) (Except Hybrid)
    • Power Window Control System (Except Hybrid)
• Brakes
  • Anti-Lock Brakes
    • Brake Control System (DTC/Circuit Diagnosis) (Except Hybrid)
  • Brakes Control Systems
    • Brake Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Brake Control System (Except Hybrid)
  • Mechanical - Hydraulic
    • Brake System (Except Hybrid)
  • Parking Brake System (Except Hybrid)
  • Traction Control
    • Brake Control System (DTC/Circuit Diagnosis) (Except Hybrid)
• Drivelines & Axles
  • Axle Shafts
    • Front Axle (AWD) (Except Hybrid)
    • Rear Axle (Except Hybrid)
  • Differentials & Drive Axles
    • Front Axle (AWD) (Except Hybrid)
    • Front Final Drive (Except Hybrid)
    • Rear Axle (Except Hybrid)
    • Rear Final Drive (R200) (Except Hybrid)
    • Rear Final Drive (R208) (Except Hybrid)
  • Driveshaft & Universal Joints
    • Front Propeller Shaft (Except Hybrid)
    • Rear Propeller Shaft (3F80A-R) (Except Hybrid)
    • Rear Propeller Shaft (3S80A-R) (Except Hybrid)
  • Wheel Hubs
    • Front Axle (AWD) (Except Hybrid)
    • Rear Axle (Except Hybrid)
• Electrical
  • Body Electrical
    • Body Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Body Control System (Except Hybrid)
    • Interior (Circuit Diagnosis) (Except Hybrid)
    • OEM Component Harness Location Charts
    • OEM Connector End Views (1 Of 2)
    • OEM Connector End Views (2 Of 2)
    • Power Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Power Control System (Except Hybrid)
    • Power Distribution System (Except Hybrid)
    • Power Outlet (Except Hybrid)
    • Power Supply, Ground Circuit Elements (Except Hybrid)
  • Charging Systems
    • Charging System (Circuit Diagnosis) (Except Hybrid)
    • Charging System (Except Hybrid)
  • Component Locations
    • OEM Component Harness Location Charts
    • Q70 - Component Locations (Except Hybrid)
  • Fuses & Circuit Breakers
    • OEM Component Harness Location Charts
    • OEM Connector End Views (1 Of 2)
    • OEM Connector End Views (2 Of 2)
  • Gauges
    • Instrument Panel (Except Hybrid)
    • Meter, Warning Lamp Indicator (DTC/Circuit Diagnosis) (Except Hybrid)
    • Meter, Warning Lamp Indicator (Except Hybrid)
  • Horns
    • Horn (Except Hybrid)
  • Motors, Switches, Relays
    • Body Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Body Control System (Except Hybrid)
    • Interior (Circuit Diagnosis) (Except Hybrid)
    • OEM Component Harness Location Charts
    • OEM Connector End Views (1 Of 2)
    • OEM Connector End Views (2 Of 2)
    • Power Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Power Control System (Except Hybrid)
    • Power Distribution System (Except Hybrid)
    • Power Outlet (Except Hybrid)
    • Power Supply, Ground Circuit Elements (Except Hybrid)
  • Starter
    • Starting System (Circuit Diagnosis) (Except Hybrid)
    • Starting System (Except Hybrid)
  • Wiring Diagrams
    • OEM Component Harness Location Charts
    • OEM Connector End Views (1 Of 2)
    • OEM Connector End Views (2 Of 2)
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Engine Mechanical
  • Cooling System (Mechanical)
    • Engine Cooling System (3.7L) (Except Hybrid)
    • Engine Cooling System (5.6L) (Except Hybrid)
  • Exhaust System (Except Hybrid)
  • Fuel System (Except Hybrid)
  • Lubrication System
    • Engine Lubrication System (3.7L) (Except Hybrid)
    • Engine Lubrication System (5.6L) (Except Hybrid)
  • Mechanical
    • Engine Mechanical (3.7L) (Except Hybrid)
    • Engine Mechanical (5.6L) (Except Hybrid)
  • Starter
    • Starting System (Circuit Diagnosis) (Except Hybrid)
    • Starting System (Except Hybrid)
• Engine Performance
  • Emissions
    • Emission Applications
    • Emission Control Abbreviations
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
  • Engine Control Systems
    • Accelerator Control System (Except Hybrid)
    • Drive Mode System (Circuit Diagnosis) (Except Hybrid)
    • Drive Mode System (Except Hybrid)
  • Fuel Delivery
    • Fuel System (Except Hybrid)
  • Mode 6 - INFINITI
  • Specifications
    • Firing Order & Cylinder Identification
  • System
    • Engine Control System (DTC/Circuit Diagnosis) (3.7L) (1 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (3.7L) (2 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (3.7L) (3 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (5.6L) (1 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (5.6L) (2 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (5.6L) (3 Of 3) (Except Hybrid)
    • Engine Control System (Introduction And Basic Inspection) (3.7L) (Except Hybrid)
    • Engine Control System (Introduction And Basic Inspection) (5.6L) (Except Hybrid)
    • Engine Control System (Symptom Diagnosis & Removal And Installation) (3.7L) (Except Hybrid)
    • Engine Control System (Symptom Diagnosis & Removal And Installation) (5.6L) (Except Hybrid)
  • Testing & Diagnosis
    • Engine Control System (DTC/Circuit Diagnosis) (3.7L) (1 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (3.7L) (2 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (3.7L) (3 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (5.6L) (1 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (5.6L) (2 Of 3) (Except Hybrid)
    • Engine Control System (DTC/Circuit Diagnosis) (5.6L) (3 Of 3) (Except Hybrid)
    • Engine Control System (Introduction And Basic Inspection) (3.7L) (Except Hybrid)
    • Engine Control System (Introduction And Basic Inspection) (5.6L) (Except Hybrid)
    • Engine Control System (Symptom Diagnosis & Removal And Installation) (3.7L) (Except Hybrid)
    • Engine Control System (Symptom Diagnosis & Removal And Installation) (5.6L) (Except Hybrid)
• General Information
  • Abbreviations
    • Commonly Used Abbreviations - General Information
    • Emission Control 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
    • Map - Routine Inspection Reference Guide
  • Check Lists
    • Symptom Check List Worksheet - General Information
  • Driveline/Axles
    • Drive Axle Noise Diagnosis - General Information
    • Gear Tooth Contact Patterns - General Information
    • Map - Drive Train & Transmission
    • Trouble Shooting - Clutches - General Information
  • DTC Index (Except Hybrid)
  • Electrical
    • Map - Electrical Systems
    • Using lemon2025'S System Wiring Diagrams
  • Engine
    • Engine Overhaul Procedures - General Information
    • General Cooling System Service - General Information
  • Engine Performance
    • Electrostatic Discharge Warning - General Information
    • Engine Performance Diagnostic Routine Outline - General Information
    • Engine Performance Safety Precautions
    • Map - Engine Performance & Maintenance
    • Parasitic Load Explanation & Test Procedures - General Information
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
    • Waveforms - Injector Pattern Tutorial - General Information
  • Map - Exhaust Systems
  • Heating, Ventilation & A/C (HVAC)
    • Map - Heating, Ventilation, & Air Conditioning
  • Identification
    • CANADIAN Model Cross-Reference
  • Metric Conversions
    • Engine Displacement Conversion Table - ECAT
    • Metric Conversions
  • OEM General Information
    • Automatic Stop/Start Disable
    • General Information (Except Hybrid)
  • Reset Procedures
    • Maintenance Reminder Light (Reset Procedures)
    • Tire Pressure Monitor Systems
  • Specifications Index
    • Common Specs & Procedures (Except Hybrid)
  • Steering
    • Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
    • Wheel Alignment Theory & Operation - General Information
  • Traction Control Disable Procedures
  • Trouble Shooting - Manual Transmission - General Information
• Heating, Ventilation & A/C (HVAC)
  • HVAC Control Systems
    • Heater Air Conditioning Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Heater Air Conditioning Control System (Except Hybrid)
    • Heater Air Conditioning System (Except Hybrid)
    • Ventilation System (Except Hybrid)
• Maintenance
  • Procedures
    • Maintenance (Except Hybrid)
    • Maintenance Reminder Light (Reset Procedures)
• Restraints
  • Air Bag, SRS
    • SRS Airbag (Except Hybrid)
  • Passive Restraints
    • Seat Belts (Except Hybrid)
  • Restraints Control Systems
    • Seat Belt Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Seat Belt Control System (Except Hybrid)
    • SRS Airbag Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • SRS Airbag Control System (Except Hybrid)
  • Seat Belts
    • Seat Belt Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Seat Belt Control System (Except Hybrid)
    • SRS Airbag Control System (DTC/Circuit Diagnosis) (Except Hybrid)
    • SRS Airbag Control System (Except Hybrid)
• Steering
  • Manual Steering
    • Steering System (Circuit Diagnosis) (Except Hybrid)
    • Steering System (Except Hybrid)
  • Power Steering
    • Steering System (Circuit Diagnosis) (Except Hybrid)
    • Steering System (Except Hybrid)
  • Steering Column
    • Steering System (Circuit Diagnosis) (Except Hybrid)
    • Steering System (Except Hybrid)
  • Steering Control Systems
    • Steering Control System (Circuit Diagnosis) (Except Hybrid)
    • Steering Control System (Except Hybrid)
  • Steering Gear
    • Steering System (Circuit Diagnosis) (Except Hybrid)
    • Steering System (Except Hybrid)
  • Steering Linkage
    • Steering System (Circuit Diagnosis) (Except Hybrid)
    • Steering System (Except Hybrid)
• Suspension
  • Front Suspension (AWD) (Except Hybrid)
  • Rear Suspension (Except Hybrid)
  • Wheel Alignment
    • Front Suspension (AWD) (Except Hybrid)
    • INFINITI Wheel Alignment Specifications - Q70
    • Rear Suspension (Except Hybrid)
  • Wheels & Tire System
    • Wheels & Tires System (DTC/Circuit Diagnosis) (Except Hybrid)
    • Wheels & Tires System (Except Hybrid)
• Transmission
  • Automatic Trans
    • Automatic Transmission (DTC/Circuit Diagnosis) (Except Hybrid)
    • Automatic Transmission (Introduction And Basic Inspection) (Except Hybrid)
    • Automatic Transmission (Symptom Diagnosis & Removal And Installation) (Except Hybrid)
  • Transfer Case
    • Transfer Case (DTC/Circuit Diagnosis) (Except Hybrid)
    • Transfer Case (Except Hybrid)
  • Transmission Control Systems
    • Drive Mode System (Circuit Diagnosis) (Except Hybrid)
    • Drive Mode System (Except Hybrid)
• External Pages