Repair and Diagnosis

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• Quick Lookups
  • Common Specs & Procedures
  • DTC Index
  • Electrical Component Locations
    • OEM Component Harness Location Charts
    • QX30 - Component Locations
  • Fluids
  • Technical Bulletins
    • Campaigns
    • Safety Recalls
    • Tech Tips
    • Technical Service Bulletins
  • Tire Fitment
  • Wiring Diagrams
    • OEM Component Harness Location Charts
    • OEM Connector End Views
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Accessories & Equipment
  • Anti-Theft Systems
    • Door & Lock (DTCS)
    • Door & Lock (Introduction, Wiring Diagrams And Basic Inspection)
    • Door & Lock (Symptom Diagnosis & Removal And Installation)
    • Security Control System
  • Collision/Avoidance
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (1 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (2 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (3 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (4 Of 4)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (5 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (6 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (7 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (Introduction, Wiring Diagrams And Basic Inspection)
    • Brake Control System (Adaptive Brake) (ABR) (Removal And Installation)
    • Cruise Control System (ASCD)
    • Cruise Control System (ICC) (DTCS) (1 Of 3)
    • Cruise Control System (ICC) (DTCS) (2 Of 3)
    • Cruise Control System (ICC) (DTCS) (3 Of 3)
    • Cruise Control System (ICC) (Introduction, Wiring Diagrams And Basic Inspection)
    • Cruise Control System (ICC) (Removal And Installation)
    • Driver Assistance System (DTCS) (1 Of 2)
    • Driver Assistance System (DTCS) (2 Of 2)
    • Driver Assistance System (Introduction, Wiring Diagrams And Basic Inspection)
    • Driver Assistance System (Park Assist)
    • Driver Assistance System (Removal And Installation)
    • Forward Emergency Braking
    • Sonar System (DTCS)
    • Sonar System (Introduction, Wiring Diagrams And Basic Inspection)
    • Sonar System (Removal And Installation)
  • Communication Devices
    • Body Control System (DTCS)
    • Body Control System (Introduction, Wiring Diagrams And Basic Inspection)
    • Body Control System (Removal And Installation)
    • LAN System (Can Gateway)
    • LAN System (Can Gateway) (DTCS)
    • LAN System (Can)
  • Cruise Control Systems
    • Cruise Control System (ASCD)
    • Cruise Control System (ICC) (DTCS) (1 Of 3)
    • Cruise Control System (ICC) (DTCS) (2 Of 3)
    • Cruise Control System (ICC) (DTCS) (3 Of 3)
    • Cruise Control System (ICC) (Introduction, Wiring Diagrams And Basic Inspection)
    • Cruise Control System (ICC) (Removal And Installation)
    • Driver Assistance System (DTCS) (1 Of 2)
    • Driver Assistance System (DTCS) (2 Of 2)
    • Driver Assistance System (Introduction, Wiring Diagrams And Basic Inspection)
    • Driver Assistance System (Park Assist)
    • Driver Assistance System (Removal And Installation)
  • Drivers Assistance Systems - ADAS
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (1 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (2 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (3 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (4 Of 4)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (5 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (6 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (7 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (Introduction, Wiring Diagrams And Basic Inspection)
    • Brake Control System (Adaptive Brake) (ABR) (Removal And Installation)
    • Cruise Control System (ASCD)
    • Cruise Control System (ICC) (DTCS) (1 Of 3)
    • Cruise Control System (ICC) (DTCS) (2 Of 3)
    • Cruise Control System (ICC) (DTCS) (3 Of 3)
    • Cruise Control System (ICC) (Introduction, Wiring Diagrams And Basic Inspection)
    • Cruise Control System (ICC) (Removal And Installation)
    • Driver Assistance System (DTCS) (1 Of 2)
    • Driver Assistance System (DTCS) (2 Of 2)
    • Driver Assistance System (Introduction, Wiring Diagrams And Basic Inspection)
    • Driver Assistance System (Park Assist)
    • Driver Assistance System (Removal And Installation)
    • Forward Emergency Braking
    • Sonar System (DTCS)
    • Sonar System (Introduction, Wiring Diagrams And Basic Inspection)
    • Sonar System (Removal And Installation)
  • Entertainment Systems
    • Audio, Visual & Navigation System (Around View Monitor System)
    • Audio, Visual & Navigation System (Around View Monitor System) (DTC/Circuit Diagnosis)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (DTC/Circuit Diagnosis)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (DTCS)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (Introduction, Wiring Diagrams And Basic Inspection)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (Symptom Diagnosis & Removal And Installation)
    • Audio, Visual & Navigation System (Rear View Monitor System)
    • Audio, Visual & Navigation System (Telematics System)
    • Audio, Visual & Navigation System (Telematics System) (DTC/Circuit Diagnosis)
  • Exterior Lights
    • Exterior Lighting System (Halogen Headlamp) (DTCS) (1 Of 2)
    • Exterior Lighting System (Halogen Headlamp) (DTCS) (2 Of 2)
    • Exterior Lighting System (Halogen Headlamp) (Introduction, Wiring Diagrams And Basic Inspection)
    • Exterior Lighting System (Halogen Headlamp) (Removal And Installation)
    • Exterior Lighting System (Led Headlamp) (DTCS) (1 Of 2)
    • Exterior Lighting System (Led Headlamp) (DTCS) (2 Of 2)
    • Exterior Lighting System (Led Headlamp) (Introduction, Wiring Diagrams And Basic Inspection)
    • Exterior Lighting System (Led Headlamp) (Removal And Installation)
  • Gauges & Instrument Panels
    • Instrument Panel
    • Meter, Warning Lamp & Indicator
    • Meter, Warning Lamp & Indicator (DTCS)
  • Headlights
    • Exterior Lighting System (Halogen Headlamp) (DTCS) (1 Of 2)
    • Exterior Lighting System (Halogen Headlamp) (DTCS) (2 Of 2)
    • Exterior Lighting System (Halogen Headlamp) (Introduction, Wiring Diagrams And Basic Inspection)
    • Exterior Lighting System (Halogen Headlamp) (Removal And Installation)
    • Exterior Lighting System (Led Headlamp) (DTCS) (1 Of 2)
    • Exterior Lighting System (Led Headlamp) (DTCS) (2 Of 2)
    • Exterior Lighting System (Led Headlamp) (Introduction, Wiring Diagrams And Basic Inspection)
    • Exterior Lighting System (Led Headlamp) (Removal And Installation)
  • Heated Glass/Defoggers
    • Defogger
    • Defogger (DTC/Circuit Diagnosis)
  • Horns
    • Horn
    • Horn (DTCS)
  • Infotainment
    • Audio, Visual & Navigation System (Around View Monitor System)
    • Audio, Visual & Navigation System (Around View Monitor System) (DTC/Circuit Diagnosis)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (DTC/Circuit Diagnosis)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (DTCS)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (Introduction, Wiring Diagrams And Basic Inspection)
    • Audio, Visual & Navigation System (INFINITI INTOUCH) (Symptom Diagnosis & Removal And Installation)
    • Audio, Visual & Navigation System (Rear View Monitor System)
    • Audio, Visual & Navigation System (Telematics System)
    • Audio, Visual & Navigation System (Telematics System) (DTC/Circuit Diagnosis)
  • Interior/Exterior Trim
  • Interior/Illumination Lights
    • Interior Lighting System
    • Interior Lighting System (DTCS)
  • Mirrors
    • Mirrors
    • Mirrors (DTCS)
  • Seats
    • Automatic Drive Positioner
    • Automatic Drive Positioner (DTCS)
    • Seats
    • Seats (DTCS)
  • Warning Systems
    • Cruise Control System (ASCD)
    • Cruise Control System (ICC) (DTCS) (1 Of 3)
    • Cruise Control System (ICC) (DTCS) (2 Of 3)
    • Cruise Control System (ICC) (DTCS) (3 Of 3)
    • Cruise Control System (ICC) (Introduction, Wiring Diagrams And Basic Inspection)
    • Cruise Control System (ICC) (Removal And Installation)
    • Driver Assistance System (DTCS) (1 Of 2)
    • Driver Assistance System (DTCS) (2 Of 2)
    • Driver Assistance System (Introduction, Wiring Diagrams And Basic Inspection)
    • Driver Assistance System (Park Assist)
    • Driver Assistance System (Removal And Installation)
    • Tires, Wheels & Tire Pressure Monitoring System (TPMS)
    • Tires, Wheels & Tire Pressure Monitoring System (TPMS) (DTC/Circuit Diagnosis)
    • Warning Chime System
  • Window Motors & Regulators
    • Glass & Window System
    • Power Window Control System
    • Power Window Control System (DTC/Circuit Diagnosis)
  • Wiper/Washer Systems
    • Wiper & Washer System
    • Wiper & Washer System (DTCS)
• Body & Frame
  • Door Locks
    • Door & Lock (DTCS)
    • Door & Lock (Introduction, Wiring Diagrams And Basic Inspection)
    • Door & Lock (Symptom Diagnosis & Removal And Installation)
    • Security Control System
  • Exterior Body Panels
    • Door & Lock (Symptom Diagnosis & Removal And Installation)
    • Exterior
  • Exterior/Interior Trim
  • Mirrors
    • Mirrors
    • Mirrors (DTCS)
  • Seats
    • Automatic Drive Positioner
    • Automatic Drive Positioner (DTCS)
    • Seats
    • Seats (DTCS)
  • Sun Roof/T-Top/Convertible Top
  • Windows
    • Glass & Window System
    • Power Window Control System
    • Power Window Control System (DTC/Circuit Diagnosis)
• Brakes
  • Anti-Lock Brakes
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (1 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (2 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (3 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (4 Of 4)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (5 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (6 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (7 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (Introduction, Wiring Diagrams And Basic Inspection)
    • Brake Control System (Adaptive Brake) (ABR) (Removal And Installation)
  • Brakes Control Systems
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (1 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (2 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (3 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (4 Of 4)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (5 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (6 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (7 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (Introduction, Wiring Diagrams And Basic Inspection)
    • Brake Control System (Adaptive Brake) (ABR) (Removal And Installation)
  • Mechanical - Hydraulic
    • Brake System
  • Parking Brake System
    • Parking Brake System
    • Parking Brake System (DTC/Circuit Diagnosis)
  • Traction Control
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (1 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (2 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (3 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (4 Of 4)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (5 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (6 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (DTCS) (7 Of 7)
    • Brake Control System (Adaptive Brake) (ABR) (Introduction, Wiring Diagrams And Basic Inspection)
    • Brake Control System (Adaptive Brake) (ABR) (Removal And Installation)
• Drivelines & Axles
  • Axle Shafts
    • Front Axle
    • Rear Axle (2WD)
  • Differentials & Drive Axles
    • Front Axle
    • Rear Final Drive
  • Driveshaft & Universal Joints
    • Rear Propeller Shaft
  • Wheel Hubs
    • Front Axle
    • Rear Axle (2WD)
• Electrical
  • Body Electrical
    • OEM Component Harness Location Charts
    • OEM Connector End Views
    • Power Control System
    • Power Control System (DTCS)
    • Power Outlet
    • Power Supply, Ground & Circuit Elements
  • Charging Systems
    • Charging System
    • Charging System (DTC/Circuit Diagnosis)
  • Component Locations
    • OEM Component Harness Location Charts
    • QX30 - Component Locations
  • Fuses & Circuit Breakers
    • OEM Component Harness Location Charts
    • OEM Connector End Views
  • Gauges
    • Instrument Panel
    • Meter, Warning Lamp & Indicator
    • Meter, Warning Lamp & Indicator (DTCS)
  • Horns
    • Horn
    • Horn (DTCS)
  • Motors, Switches, Relays
    • OEM Component Harness Location Charts
    • OEM Connector End Views
    • Power Control System
    • Power Control System (DTCS)
    • Power Outlet
    • Power Supply, Ground & Circuit Elements
  • Starter
    • Starting System
  • Wiring Diagrams
    • OEM Component Harness Location Charts
    • OEM Connector End Views
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Engine Mechanical
  • Cooling Fan
    • Engine Cooling System
  • Cooling System (Mechanical)
    • Engine Cooling System
  • Exhaust System
  • Fuel System
  • Engine Lubrication System
  • Engine Mechanical
  • Starter
    • Starting System
• Engine Performance
  • Emissions
    • Emission Applications
    • Emission Control Abbreviations
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
  • Engine Control Systems
    • Accelerator Control System
  • Fuel Delivery
    • Fuel System
  • Mode 6 - INFINITI
  • Specifications
    • Firing Order & Cylinder Identification
  • System
    • Engine Control System (DTC/Circuit Diagnosis) (5 Of 5)
    • Engine Control System (DTCS) (1 Of 5)
    • Engine Control System (DTCS) (2 Of 5)
    • Engine Control System (DTCS) (3 Of 5)
    • Engine Control System (DTCS) (4 Of 5)
    • Engine Control System (Introduction)
    • Engine Control System (Symptom Diagnosis & Removal And Installation)
    • Engine Control System (Wiring Diagrams And Basic Inspection)
  • Testing & Diagnosis
    • Engine Control System (DTC/Circuit Diagnosis) (5 Of 5)
    • Engine Control System (DTCS) (1 Of 5)
    • Engine Control System (DTCS) (2 Of 5)
    • Engine Control System (DTCS) (3 Of 5)
    • Engine Control System (DTCS) (4 Of 5)
    • Engine Control System (Introduction)
    • Engine Control System (Symptom Diagnosis & Removal And Installation)
    • Engine Control System (Wiring Diagrams And Basic Inspection)
• 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
  • 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
  • Reset Procedures
    • Maintenance Reminder Light (Reset Procedures)
    • Tire Pressure Monitor Systems
  • Specifications Index
    • Common Specs & Procedures
  • 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
    • Heater & Air Conditioning Control System (DTC/Circuit Diagnosis)
    • Heater & Air Conditioning System
    • Ventilation System
• Maintenance
  • Procedures
    • Maintenance
    • Maintenance Reminder Light (Reset Procedures)
• Restraints
  • Air Bag, SRS
    • SRS Airbag Control System
    • SRS Airbag Control System (DTCS)
    • SRS Airbag System
  • Restraints Control Systems
    • Seat Belt Control System
    • Seat Belts
  • Seat Belts
    • Seat Belt Control System
    • Seat Belts
• Steering
  • Electronic Steering
    • Steering Control System
    • Steering Control System (DTC/Circuit Diagnosis)
  • Manual Steering
    • Steering System
  • Power Steering
    • Steering System
  • Steering Column
    • Steering System
  • Steering Control Systems
    • Steering Control System
    • Steering Control System (DTC/Circuit Diagnosis)
  • Steering Gear
    • Steering System
  • Steering Linkage
    • Steering System
• Suspension
  • Front Suspension
  • Rear Suspension
  • INFINITI Wheel Alignment Specifications - QX30
  • Wheels & Tire System
    • Tires, Wheels & Tire Pressure Monitoring System (TPMS)
    • Tires, Wheels & Tire Pressure Monitoring System (TPMS) (DTC/Circuit Diagnosis)
• Transmission
  • Automatic Trans
    • Automatic Transmission (DTCS) (1 Of 2)
    • Automatic Transmission (DTCS) (2 Of 2)
    • Automatic Transmission (Introduction, Wiring Diagrams And Basic Inspection)
    • Automatic Transmission (Removal And Installation)
• External Pages