Repair and Diagnosis

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• Quick Lookups
  • Common Specs & Procedures
  • DTC Index
  • Electrical Component Locations
    • Component Locations - Frontier
    • OEM Component Harness Location Charts
  • Fluids
  • Technical Bulletins
    • Safety Recalls
    • 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
  • Accessories Control Systems
    • Heated Steering Wheel (Circuit Diagnosis)
  • Anti-Theft Systems
    • Door And Lock
    • Door And Lock (DTC/Circuit Diagnosis)
    • Security Control System
    • Security Control System (DTC/Circuit Diagnosis)
  • Collision/Avoidance
    • ADAS Control Unit
    • ADAS Control Unit (DTC/Circuit Diagnosis)
    • Automatic Emergency Braking
    • Automatic Emergency Braking (DTC/Circuit Diagnosis)
    • Cruise Control System (ASCD)
    • Cruise Control System (ICC)
    • Driver Assistance System
    • Driver Assistance System (DTC/Circuit Diagnosis)
    • Intelligent Around View Monitor System
    • Intelligent Around View Monitor System (DTC/Circuit Diagnosis)
    • Rear Automatic Braking
    • Rear View Monitor System
    • Rear View Monitor System (DTC/Circuit Diagnosis)
    • Sonar System
    • Sonar System (DTC/Circuit Diagnosis)
  • Communication Devices
    • Body Control System
    • Body Control System (DTC/Circuit Diagnosis)
    • Can Fundamental
    • Can Gateway
    • Can Gateway (DTC/Circuit Diagnosis)
    • Can System
    • Can System (DTC/Circuit Diagnosis)
    • Telematics System
    • Telematics System (DTC/Circuit Diagnosis)
  • Cruise Control Systems
    • Cruise Control System (ASCD)
    • Cruise Control System (ICC)
    • Sonar System
    • Sonar System (DTC/Circuit Diagnosis)
  • Drivers Assistance Systems - ADAS
    • ADAS Control Unit
    • ADAS Control Unit (DTC/Circuit Diagnosis)
    • Automatic Emergency Braking
    • Automatic Emergency Braking (DTC/Circuit Diagnosis)
    • Cruise Control System (ASCD)
    • Cruise Control System (ICC)
    • Driver Assistance System
    • Driver Assistance System (DTC/Circuit Diagnosis)
    • Intelligent Around View Monitor System
    • Intelligent Around View Monitor System (DTC/Circuit Diagnosis)
    • Rear Automatic Braking
    • Rear View Monitor System
    • Rear View Monitor System (DTC/Circuit Diagnosis)
    • Sonar System
    • Sonar System (DTC/Circuit Diagnosis)
  • Entertainment Systems
    • Audio, Visual & Navigation System
    • Audio, Visual & Navigation System (DTC/Circuit Diagnosis)
    • Telematics System
    • Telematics System (DTC/Circuit Diagnosis)
  • Exterior Lights
    • Exterior Lighting System
    • Exterior Lighting System (Circuit Diagnosis)
  • Gauges & Instrument Panels
    • Instrument Panel
    • Meter, Warning Lamp And Indicator
    • Meter, Warning Lamp And Indicator (DTC/Circuit Diagnosis)
    • Warning Chime System
    • Warning Chime System (Circuit Diagnosis)
  • Headlights
    • Exterior Lighting System
    • Exterior Lighting System (Circuit Diagnosis)
  • Heated Glass/Defoggers
    • Defogger
    • Defogger (Circuit Diagnosis)
  • Horns
  • Infotainment
    • Audio, Visual & Navigation System
    • Audio, Visual & Navigation System (DTC/Circuit Diagnosis)
    • Telematics System
    • Telematics System (DTC/Circuit Diagnosis)
  • Interior/Exterior Trim
    • Exterior
    • Interior
  • Interior/Illumination Lights
    • Interior Lighting System
    • Interior Lighting System (Circuit Diagnosis)
  • Mirrors
    • Mirrors
    • Mirrors (Circuit Diagnosis)
  • Seats
  • Warning Systems
    • Meter, Warning Lamp And Indicator
    • Meter, Warning Lamp And Indicator (DTC/Circuit Diagnosis)
    • Warning Chime System
    • Warning Chime System (Circuit Diagnosis)
    • Wheel And Tire System
    • Wheel And Tire System (DTC/Circuit Diagnosis)
  • Window Motors & Regulators
    • Glass And Window System
    • Power Window Control System
    • Power Window Control System (Circuit Diagnosis)
  • Wiper/Washer Systems
    • Wiper And Washer
    • Wiper System And Washer System (Circuit Diagnosis)
• Body & Frame
  • Door Locks
    • Door And Lock
    • Door And Lock (DTC/Circuit Diagnosis)
    • Security Control System
    • Security Control System (DTC/Circuit Diagnosis)
  • Exterior Body Panels
    • Door And Lock
    • Door And Lock (DTC/Circuit Diagnosis)
    • Exterior
  • Exterior/Interior Trim
    • Exterior
    • Interior
  • Mirrors
    • Mirrors
    • Mirrors (Circuit Diagnosis)
  • Seats
  • Sun Roof/T-Top/Convertible Top
    • Roof
    • Roof (Circuit Diagnosis)
  • Windows
    • Glass And Window System
    • Power Window Control System
    • Power Window Control System (Circuit Diagnosis)
• Brakes
  • Anti-Lock Brakes
    • Brake Control System
    • Brake Control System (DTC/Circuit Diagnosis)
  • Brakes Control Systems
    • Brake Control System
    • Brake Control System (DTC/Circuit Diagnosis)
  • Mechanical - Hydraulic
    • Brake System
  • Parking Brake System
  • Traction Control
    • Brake Control System
    • Brake Control System (DTC/Circuit Diagnosis)
• Drivelines & Axles
  • Axle Shafts
    • Front Axle
    • Rear Axle
  • Differentials & Drive Axles
    • Front Axle
    • Front Final Drive (R180A)
    • Rear Axle
    • Rear Final Drive (M226)
    • Rear Final Drive (M226) (Eld)
    • Rear Final Drive (M226) (Eld) (DTC/Circuit Diagnosis)
  • Driveshaft & Universal Joints
    • Propeller Shaft (2F - Single CARDAN)
    • Propeller Shaft (3F - 2CFVJ)
  • Wheel Hubs
    • Front Axle
• Electrical
  • Body Electrical
    • Body Control System
    • Body Control System (DTC/Circuit Diagnosis)
    • OEM Component Harness Location Charts
    • OEM Connector End Views
    • Power Control System (IPDM E/R)
    • Power Control System (IPDM E/R) (DTC/Circuit Diagnostics)
    • Power Distribution System
    • Power Distribution System (DTC/Circuit Diagnosis)
    • Power Outlet (Ac 120 V Outlet)
    • Power Outlet (Ac 120 V Outlet) (Circuit Diagnosis)
    • Power Socket
    • Power Supply, Ground And Circuit Elements
    • Wireless Charger
    • Wireless Charger (DTC/Circuit Diagnosis)
  • Charging Systems
    • Charging System
    • Charging System (Circuit Diagnosis)
  • Component Locations
    • Component Locations - Frontier
    • OEM Component Harness Location Charts
  • Fuses & Circuit Breakers
    • OEM Component Harness Location Charts
    • OEM Connector End Views
  • Gauges
    • Instrument Panel
    • Meter, Warning Lamp And Indicator
    • Meter, Warning Lamp And Indicator (DTC/Circuit Diagnosis)
    • Warning Chime System
    • Warning Chime System (Circuit Diagnosis)
  • Horns
  • Motors, Switches, Relays
    • Body Control System
    • Body Control System (DTC/Circuit Diagnosis)
    • OEM Component Harness Location Charts
    • OEM Connector End Views
    • Power Control System (IPDM E/R)
    • Power Control System (IPDM E/R) (DTC/Circuit Diagnostics)
    • Power Distribution System
    • Power Distribution System (DTC/Circuit Diagnosis)
    • Power Outlet (Ac 120 V Outlet)
    • Power Outlet (Ac 120 V Outlet) (Circuit Diagnosis)
    • Power Socket
    • Power Supply, Ground And Circuit Elements
    • Wireless Charger
    • Wireless Charger (DTC/Circuit Diagnosis)
  • Starter
    • Starting System
    • Starting System (Circuit Diagnosis)
  • 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
    • Starting System (Circuit Diagnosis)
• Engine Performance
  • Emissions
    • Emission Applications
    • Emission Control Abbreviations
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
  • Engine Control Systems
    • Accelerator Control System
    • Engine Control System (1 Of 2)
    • Engine Control System (2 Of 2)
  • Fuel Delivery
    • Fuel System
  • Specifications
    • Firing Order & Cylinder Identification
  • System
    • Engine Control System (DTC/Circuit Diagnosis) (1 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (2 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (3 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (4 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (5 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (6 Of 6)
  • Testing & Diagnosis
    • Engine Control System (DTC/Circuit Diagnosis) (1 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (2 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (3 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (4 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (5 Of 6)
    • Engine Control System (DTC/Circuit Diagnosis) (6 Of 6)
• 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
  • Hoist/Jack
    • General Information
  • Identification
    • CANADIAN Model Cross-Reference
    • General Information
  • Metric Conversions
    • Engine Displacement Conversion Table - ECAT
    • Metric Conversions
  • OEM General Information
  • 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)
  • A/C Compressor
    • Heater And Air Conditioning System
  • General Servicing
    • Heater And Air Conditioning System
  • HVAC Control Systems
    • Heater And Air Conditioning Control System - Automatic Air Conditioner
    • Heater And Air Conditioning Control System - Automatic Air Conditioner (DTC/Circuit Diagnosis)
    • Heater And Air Conditioning Control System - Manual Air Conditioner
    • Heater And Air Conditioning Control System - Manual Air Conditioner (DTC/Circuit Diagnosis)
    • Heater And Air Conditioning System
    • Ventilation System
• Maintenance
  • Procedures
    • Maintenance
• Restraints
  • Air Bag, SRS
    • SRS Air Bag
    • SRS Air Bag Control System
    • SRS Airbag Control System (DTC/Circuit Diagnosis)
  • Passive Restraints
    • Seat Belts (Crew Cab)
    • Seat Belts (King Cab)
  • Restraints Control Systems
    • SRS Air Bag Control System
    • SRS Airbag Control System (DTC/Circuit Diagnosis)
  • Seat Belts
    • SRS Air Bag Control System
    • SRS Airbag Control System (DTC/Circuit Diagnosis)
• Steering
  • Manual Steering
    • Steering System
  • Power Steering
    • Steering System
  • Steering Column
    • Steering System
  • Steering Gear
    • Steering System
  • Steering Linkage
    • Steering System
• Suspension
  • Front Suspension
  • Rear Suspension
  • Wheel Alignment
    • Front Suspension
    • NISSAN Wheel Alignment Specifications - Frontier
  • Wheels & Tire System
    • Wheel And Tire System
    • Wheel And Tire System (DTC/Circuit Diagnosis)
• Transmission
  • Automatic Trans
    • Automatic Transmission (1 Of 2)
    • Automatic Transmission (2 Of 2)
    • Automatic Transmission (DTC/Circuit Diagnosis)
  • Transfer Case
    • Transfer Case
    • Transfer Case (DTC/Circuit Diagnosis)
  • Transmission Control Systems
    • Automatic Transmission (1 Of 2)
    • Automatic Transmission (2 Of 2)
    • Automatic Transmission (DTC/Circuit Diagnosis)