Repair and Diagnosis

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• Quick Lookups
  • Common Specs & Procedures
  • DTC Index
  • Electrical Component Locations
  • Fluids
  • Technical Bulletins
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    • Technical Service Bulletins
  • Tire Fitment
  • Wiring Diagrams
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Accessories & Equipment
  • Anti-Theft Systems
    • Door Lock (Preparation)
    • Door Lock (Service Information)
    • Door Lock (Service Specifications)
    • Engine Immobiliser System - Diagnostic Codes & Symptom Tests
    • Engine Immobiliser System - Diagnostics - Introduction
    • Key Reminder Warning System - Diagnostics & Symptom Tests
    • Power Door Lock Control System - Diagnostics & Symptom Tests
    • Theft Deterrent / Keyless Entry (Preparation)
    • Theft Deterrent / Keyless Entry (Service Specifications)
    • Theft Deterrent System / Keyless Entry System - Diagnostics & Circuit Tests
    • Theft Deterrent System / Keyless Entry System (Service Information)
    • Wireless Door Lock Control System - Diagnostics & Symptom Tests
  • Communication Devices
    • Can Communication System - Diagnostics & Symptom Tests
    • Can Communication System (W/ Safety Sense C) - Diagnostic Codes & Symptom Tests
    • Can Communication System (W/ Safety Sense C) - Diagnostics - Introduction
    • Can Communication System (W/O Safety Sense C) - Diagnostics & Circuit Tests
    • Network Gateway Ecu (Service Information)
    • Networking (Preparation)
    • Networking (Service Specifications)
  • Cruise Control Systems
    • Cruise Control System - Diagnostic Codes & Circuit Tests
    • Cruise Control System - Diagnostics - Introduction
    • Cruise Control System - Preparation
    • Cruise Control System (Service Information)
    • Cruise Control System (Service Specifications)
  • Entertainment Systems
    • Audio / Video System (Service Information)
    • Audio / Video System (Service Specifications)
    • Audio And Visual System - Diagnostic Codes & Symptom And Circuit Tests
    • Audio And Visual System - Diagnostics - Introduction
    • Audio And Visual System - Preparation
  • Exterior Lights
    • Automatic High Beam System - Diagnostic Codes & Circuit Tests
    • Automatic High Beam System - Diagnostics - Introduction
    • Lighting System (Exterior) - Diagnostics & Circuit Tests
    • Lighting System (Exterior) - Preparation
    • Lighting System (Exterior) (Service Information)
    • Lighting System (Exterior) (Service Specifications)
  • Gauges & Instrument Panels
    • Clock System (Inspection)
    • Meter / Gauge / Display - Diagnostic Codes & Symptom Tests
    • Meter / Gauge / Display - Diagnostics - Introduction
    • Meter / Gauge / Display - Preparation
    • Meter / Gauge / Display (Service Information)
    • Meter / Gauge / Display (Service Specifications)
  • Headlights
    • Automatic High Beam System - Diagnostic Codes & Circuit Tests
    • Automatic High Beam System - Diagnostics - Introduction
    • Lighting System (Exterior) (Service Information)
  • Heated Glass/Defoggers
    • Window Defogger (Inspection)
  • Horns
    • Horn (Inspection)
    • Horn (Preparation)
    • Horn (Service Information)
    • Horn (Service Specifications)
  • Infotainment
    • Audio / Video System (Service Information)
    • Audio / Video System (Service Specifications)
    • Audio And Visual System - Diagnostic Codes & Symptom And Circuit Tests
    • Audio And Visual System - Diagnostics - Introduction
    • Audio And Visual System - Preparation
  • Interior/Exterior Trim
    • Exterior Panels / Trim (Preparation)
    • Exterior Panels / Trim (Service Information)
    • Exterior Panels / Trim (Service Specifications)
    • Interior Panels / Trim (Preparation)
    • Interior Panels / Trim (Service Information)
    • Interior Panels / Trim (Service Specifications)
  • Interior/Illumination Lights
    • Lighting System (Interior) - Diagnostics & Circuit Tests
    • Lighting System (Interior) - Preparation
    • Lighting System (Interior) (Service Information)
    • Lighting System (Interior) (Service Specifications)
  • Mirrors
    • Inner Rear View Mirror (Service Information)
    • Mirror (Exterior) (Preparation)
    • Mirror (Exterior) (Service Information)
    • Mirror (Exterior) (Service Specifications)
    • Mirror (Interior) (Preparation)
    • Mirror (Interior) (Service Specifications)
    • Power Mirror Control (Inspection)
  • Seats
    • Seat Heater System (Inspection)
    • Seats (Preparation)
    • Seats (Service Information)
    • Seats (Service Specifications)
  • Warning Systems
    • Key Reminder Warning System - Diagnostics & Symptom Tests
    • Seat Belt Warning System - Diagnostics & Symptom Tests
    • Tire Pressure Warning System - Diagnostic Codes & Circuit Tests
    • Tire Pressure Warning System - Diagnostics - Introduction
  • Window Motors & Regulators
    • Power Window Control System - Diagnostics & Symptom Tests
    • Windows / Glass (Preparation)
    • Windows / Glass (Service Information)
    • Windows / Glass (Service Specifications)
  • Wiper/Washer Systems
    • Wiper System / Washer System (Inspection)
    • Wiper System / Washer System (Preparation)
    • Wiper System / Washer System (Service Information)
    • Wiper System / Washer System (Service Specifications)
• Body & Frame
  • Door Locks
    • Door Lock (Preparation)
    • Door Lock (Service Information)
    • Door Lock (Service Specifications)
    • Engine Immobiliser System - Diagnostic Codes & Symptom Tests
    • Engine Immobiliser System - Diagnostics - Introduction
    • Key Reminder Warning System - Diagnostics & Symptom Tests
    • Power Door Lock Control System - Diagnostics & Symptom Tests
    • Theft Deterrent / Keyless Entry (Preparation)
    • Theft Deterrent / Keyless Entry (Service Specifications)
    • Theft Deterrent System / Keyless Entry System - Diagnostics & Circuit Tests
    • Theft Deterrent System / Keyless Entry System (Service Information)
    • Wireless Door Lock Control System - Diagnostics & Symptom Tests
  • Exterior Body Panels
    • (Door / Hatch) (Service Information)
    • Door / Hatch (Preparation)
    • Door / Hatch (Service Specifications)
  • Exterior/Interior Trim
    • Exterior Panels / Trim (Preparation)
    • Exterior Panels / Trim (Service Information)
    • Exterior Panels / Trim (Service Specifications)
    • Interior Panels / Trim (Preparation)
    • Interior Panels / Trim (Service Information)
    • Interior Panels / Trim (Service Specifications)
  • Mirrors
    • Inner Rear View Mirror (Service Information)
    • Mirror (Exterior) (Preparation)
    • Mirror (Exterior) (Service Information)
    • Mirror (Exterior) (Service Specifications)
    • Mirror (Interior) (Preparation)
    • Mirror (Interior) (Service Specifications)
    • Power Mirror Control (Inspection)
  • Seats
    • Seat Heater System (Inspection)
    • Seats (Preparation)
    • Seats (Service Information)
    • Seats (Service Specifications)
  • Windows
    • Power Window Control System - Diagnostics & Symptom Tests
    • Windows / Glass (Preparation)
    • Windows / Glass (Service Information)
    • Windows / Glass (Service Specifications)
• Brakes
  • Anti-Lock Brakes
    • Brake Control (Service Information)
    • Brake Control / Dynamic Control System - Preparation
    • Brake Control / Dynamic Control System (Service Specifications)
    • Vehicle Stability Control System - Diagnostic Codes & Circuit And Symptom Tests
    • Vehicle Stability Control System - Diagnostics - Introduction
  • Brakes Control Systems
    • Brake Control (Service Information)
    • Brake Control / Dynamic Control System - Preparation
    • Brake Control / Dynamic Control System (Service Specifications)
    • Vehicle Stability Control System - Diagnostic Codes & Circuit And Symptom Tests
    • Vehicle Stability Control System - Diagnostics - Introduction
  • Mechanical - Hydraulic
    • Brake System (Front) (Preparation)
    • Brake System (Front) (Service Information)
    • Brake System (Front) (Service Specifications)
    • Brake System (Hydraulic) (Preparation)
    • Brake System (Hydraulic) (Service Information)
    • Brake System (Hydraulic) (Service Specifications)
    • Brake System (Inspection)
    • Brake System (Rear) (Preparation)
    • Brake System (Rear) (Service Information)
    • Brake System (Rear) (Service Specifications)
  • Parking Brake System
    • Parking Brake (Inspection) And Adjustment
    • Parking Brake (Preparation)
    • Parking Brake (Service Information)
    • Parking Brake (Service Specifications)
  • Traction Control
    • Brake Control (Service Information)
    • Brake Control / Dynamic Control System - Preparation
    • Brake Control / Dynamic Control System (Service Specifications)
    • Vehicle Stability Control System - Diagnostic Codes & Circuit And Symptom Tests
    • Vehicle Stability Control System - Diagnostics - Introduction
• Drivelines & Axles
  • Axle Shafts
    • Axles (Inspection)
    • Axles (Preparation)
    • Axles (Service Information)
    • Axles (Service Specifications)
    • Drive Shaft (Inspection)
    • Drive Shaft (Preparation)
    • Drive Shaft (Service Information)
    • Drive Shaft (Service Specifications)
  • Wheel Hubs
    • Axles (Inspection)
    • Axles (Preparation)
    • Axles (Service Information)
    • Axles (Service Specifications)
• Electrical
  • Body Electrical
    • Main Body Ecu (Service Information)
    • OEM Control Unit & Relay Locations
    • OEM Electrical Harness/Wiring Routing
    • OEM Overall Electrical Wiring Diagram
    • OEM System Circuits
    • Power Distribution (Preparation)
    • Power Distribution (Service Specifications)
    • Power Outlets (Interior) (Preparation)
    • Power Outlets (Interior) (Service Information)
  • Charging Systems
    • Battery / Charging System (Inspection)
    • Battery / Charging System (Preparation)
    • Battery / Charging System (Service Information)
    • Battery / Charging System (Service Specifications)
  • Component Locations
  • Fuses & Circuit Breakers
    • OEM Junction Block, Ecu & Fuse/Relay Locations
  • Gauges
    • Clock System (Inspection)
    • Meter / Gauge / Display - Diagnostic Codes & Symptom Tests
    • Meter / Gauge / Display - Diagnostics - Introduction
    • Meter / Gauge / Display - Preparation
    • Meter / Gauge / Display (Service Information)
    • Meter / Gauge / Display (Service Specifications)
  • Horns
    • Horn (Inspection)
    • Horn (Preparation)
    • Horn (Service Information)
    • Horn (Service Specifications)
  • Motors, Switches, Relays
    • Main Body Ecu (Service Information)
    • OEM Control Unit & Relay Locations
    • OEM Electrical Harness/Wiring Routing
    • OEM Overall Electrical Wiring Diagram
    • OEM System Circuits
    • Power Distribution (Preparation)
    • Power Distribution (Service Specifications)
    • Power Outlets (Interior) (Preparation)
    • Power Outlets (Interior) (Service Information)
  • Starter
    • Starting System (Inspection)
    • Starting System (Preparation)
    • Starting System (Service Information)
    • Starting System (Service Specifications)
  • Wiring Diagrams
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
• Engine Mechanical
  • Auxiliary Emission Control Systems
    • Emission Control System (Inspection)
    • Emission Control System (Preparation)
    • Emission Control System (Service Information)
    • Emission Control System (Service Specifications)
  • Engine Cooling Fan System (Inspection) And Circuit Tests
  • Cooling System (Mechanical)
    • Block Heater
    • Engine Cooling System (Inspection)
    • Engine Cooling System (Preparation)
    • Engine Cooling System (Service Information)
    • Engine Cooling System (Service Specifications)
  • Exhaust
    • Intake / Exhaust System (Preparation)
    • Intake / Exhaust System (Service Information)
    • Intake / Exhaust System (Service Specifications)
  • Fuel System
    • Fuel System (Inspection)
    • Fuel System (Preparation)
    • Fuel System (Service Information)
    • Fuel System (Service Specifications)
  • Lubrication System
    • Engine Lubrication System (Inspection)
    • Engine Lubrication System (Preparation)
    • Engine Lubrication System (Service Information)
    • Engine Lubrication System (Service Specifications)
  • Mechanical
    • Block Heater
    • Engine Intake System (Inspection)
    • Engine Mechanical (Preparation)
    • Engine Mechanical (Service Information) (1 Of 2)
    • Engine Mechanical (Service Information) (2 Of 2)
    • Engine Mechanical (Service Specifications)
    • Intake / Exhaust System (Preparation)
    • Intake / Exhaust System (Service Information)
    • Intake / Exhaust System (Service Specifications)
    • TOYOTA Engine Code Identification
  • Starter
    • Starting System (Inspection)
    • Starting System (Preparation)
    • Starting System (Service Information)
    • Starting System (Service Specifications)
• Engine Performance
  • Application
    • TOYOTA Engine Code Identification
  • Emissions
    • Emission Applications
    • Emission Control Abbreviations
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
  • Engine Control Systems
    • Engine Control System (Service Specifications)
  • Fuel Delivery
    • Fuel System (Inspection)
    • Fuel System (Preparation)
    • Fuel System (Service Information)
    • Fuel System (Service Specifications)
  • Ignition System (Inspection)
  • Mode 6 - TOYOTA
  • Remove, Overhaul & Install
    • Engine Control System (Service Information)
  • Specifications
    • Engine Control System (Preparation)
    • Firing Order & Cylinder Identification
  • System
    • Engine Control System - Diagnostic Codes (1 Of 4)
    • Engine Control System - Diagnostic Codes (2 Of 4)
    • Engine Control System - Diagnostic Codes (3 Of 4)
    • Engine Control System - Diagnostic Codes (4 Of 4) & Circuit Tests
    • Engine Control System - Diagnostics - Introduction (1 Of 2)
    • Engine Control System - Diagnostics - Introduction (2 Of 2)
  • Testing & Diagnosis
    • Engine Control System - Diagnostic Codes (1 Of 4)
    • Engine Control System - Diagnostic Codes (2 Of 4)
    • Engine Control System - Diagnostic Codes (3 Of 4)
    • Engine Control System - Diagnostic Codes (4 Of 4) & Circuit Tests
    • Engine Control System - Diagnostics - Introduction (1 Of 2)
    • Engine Control System - Diagnostics - Introduction (2 Of 2)
  • Tune-Up
    • Ignition System (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
  • Hoist/Jack
    • Introduction - General Information
  • Identification
    • CANADIAN Model Cross-Reference
    • Introduction - General Information
    • Model Code Identification
    • TOYOTA Engine Code Identification
  • Metric Conversions
    • Engine Displacement Conversion Table - ECAT
    • Metric Conversions
  • OEM General Information
    • Automatic Stop/Start Disable
    • Introduction - General Information
    • Standard Bolt (General Information)
  • Reset Procedures
    • ATEQ TPMS Reset Procedure
    • BARTEC TPMS Reset Procedure (No. 1)
    • Introduction - General Information
    • 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
  • Towing
    • Introduction - General Information
  • Traction Control Disable Procedures
  • Trouble Shooting - Manual Transmission - General Information
• Heating, Ventilation & A/C (HVAC)
  • General Servicing
    • Cabin Air Filter
  • HVAC Control Systems
    • Air Conditioning System - Diagnostic Codes & Circuit Tests
    • Air Conditioning System - Diagnostics - Introduction
    • Air Conditioning System (Preparation)
    • Air Conditioning System (Service Information)
    • Air Conditioning System (Service Specifications)
• Maintenance
  • Procedures
    • Maintenance (Service Information)
    • Maintenance Reminder Light (Reset Procedures)
• Restraints
  • Air Bag, SRS
    • Occupant Classification System - Diagnostic Codes & Symptom Tests
    • Occupant Classification System - Diagnostics - Introduction
    • Supplemental Restraint System - Diagnostic Codes (1 Of 2)
    • Supplemental Restraint System - Diagnostic Codes (2 Of 2) & Symptom Tests
    • Supplemental Restraint System - Diagnostics - Introduction
    • Supplemental Restraint System (Preparation)
    • Supplemental Restraint System (Service Information)
    • Supplemental Restraint System (Service Specifications)
  • Restraints Control Systems
    • Seat Belt Warning System - Diagnostics & Symptom Tests
    • Seat Belts (Preparation)
    • Seat Belts (Service Information)
    • Seat Belts (Service Specifications)
  • Seat Belts
    • Seat Belt Warning System - Diagnostics & Symptom Tests
    • Seat Belts (Preparation)
    • Seat Belts (Service Information)
    • Seat Belts (Service Specifications)
• Steering
  • Manual Steering
    • Power Steering System - Diagnostic Codes & Symptom Tests
    • Power Steering System - Diagnostics - Introduction
    • Power Steering System (Preparation)
    • Power Steering System (Service Information)
    • Power Steering System (Service Specifications)
    • Steering System (Inspection) And Adjustment
  • Power Steering
    • Power Steering System - Diagnostic Codes & Symptom Tests
    • Power Steering System - Diagnostics - Introduction
    • Power Steering System (Preparation)
    • Power Steering System (Service Information)
    • Power Steering System (Service Specifications)
    • Steering System (Inspection) And Adjustment
  • Steering Column
    • Steering Column (Preparation)
    • Steering Column (Service Information)
    • Steering Column (Service Specifications)
  • Steering Gear
    • Steering Gear / Linkage (Preparation)
    • Steering Gear / Linkage (Service Information)
    • Steering Gear / Linkage (Service Specifications)
  • Steering Linkage
    • Steering Gear / Linkage (Preparation)
    • Steering Gear / Linkage (Service Information)
    • Steering Gear / Linkage (Service Specifications)
• Suspension
  • Front Suspension
    • Front Suspension (Inspection)
    • Front Suspension (Preparation)
    • Front Suspension (Service Information)
    • Front Suspension (Service Specifications)
  • Rear Suspension
    • Rear Suspension (Inspection)
    • Rear Suspension (Preparation)
    • Rear Suspension (Service Information)
    • Rear Suspension (Service Specifications)
  • Wheel Alignment
    • Alignment / Handling Diagnosis - Preparation
    • Alignment / Handling Diagnosis (Service Specifications)
    • Model Code Identification
    • TOYOTA Wheel Alignment Specifications - YARIS
    • Wheel Alignment (Service Information)
  • Wheels & Tire System
    • Tire & Wheel (Preparation)
    • Tire & Wheel (Service Specifications)
    • Tire Pressure Monitoring System (Preparation)
    • Tire Pressure Monitoring System (Service Specifications)
    • Tire Pressure Warning System - Diagnostic Codes & Circuit Tests
    • Tire Pressure Warning System - Diagnostics - Introduction
    • Tires / Wheel System (Inspection)
    • Tires / Wheel System (Service Information)
• Transmission
  • Automatic Trans
    • Automatic Transmission (U340E) (Service Information)
    • Automatic Transmission (U340E) (Service Specifications)
    • Automatic Transmission [U340E] - Diagnostic Codes
    • Automatic Transmission [U340E] - Diagnostics - Introduction
    • Automatic Transmission [U340E] - Preparation
• External Pages