Manual sections
Wiring diagrams- Abbreviations
- Accessory Drive Belts
- Adjustments
- Airbag
- Antenna Systems
- Anti-Lock/traction Control
- Application
- Automatic HVAC System
- Automatic Trans
- Auxiliary Emission Control Systems
- Axle Shafts
- Basic Trouble Shooting
- Body, Cab Control Systems
- Brakes
- Charging System
- Check Lists
- Clutches Manual & Hydraulic
- Computer Relearn
- Cooling System (Mechanical)
- Cruise Control Systems
- Diagnostic Connector Locations
- Differentials & Drive Axles
- Door Locks & Anti-Theft Systems
- Drive Cycles
- Driveline/axles
- Driveshaft & Universal Joints
- DTC Index
- Electrical Component Locations
- Emission Applications
- Engine
- Engine Controls - Removal, Overhaul & Installation - 4-CYLINDER: Removal & Installation
- Engine Controls - System & Component Testing - 4-CYLINDER
- Engine Controls - System & Component Testing - V6 & V8
- Engine Performance
- Exterior Lights
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- General Servicing - All Makes
- Headlights
- Heated Glass/defoggers
- Heater
- Identification
- Interior/illumination Lights
- Manual HVAC System
- Manual Trans
- Mechanical
- Mechanical - Hydraulic
- Metric Conversions
- Mirrors
- Mode 6
- Pin Voltage Charts
- Procedures
- Removal & Installation
- Restraints
- Seats
- Sensor Range Charts
- Specifications
- Starter
- Steering
- Steering Column
- Steering Column Switches
- Steering Gear
- Sun Roof/t-Top/convertible Top
- Suspension Front
- Suspension Rear
- Testing & Diagnostics
- Theory & Operation
- Timing Belt
- Traction Control Disable
- Transfer Case
- Transmission
- Warning System
- Wheel Alignment
- Windows
- Wiper/washer Systems
- Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)
Repair manual
Testing & Diagnostics Toyota 4Runner III
Step-by-step instructions on "Testing & Diagnostics" for Toyota 4Runner III (1995–2003). Pick an article — removal, installation, adjustment and diagnostics with illustrations.
Engine Controls - Basic Diagnostic Procedures - 4-CYLINDER
Engine Controls - Basic Diagnostic Procedures - V6 & V8
Engine Control System Self-Diagnostics - 4-CYLINDER
- Engine Control System Self-Diagnostics - 4-CYLINDER: Diagnosis
- DTC P0110: INTAKE AIR TEMPERATURE (IAT) SENSOR CIRCUIT
- DTC P0115: ENGINE COOLANT TEMPERATURE (ECT) SENSOR CIRCUIT
- DTC P0116: ENGINE COOLANT TEMPERATURE (ECT) SENSOR CIRCUIT RANGE/PERFORMANCE
- DTC P0120: THROTTLE POSITION (TP) SENSOR CIRCUIT
- DTC P0125: INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL
- DTC P0130: HEATED OXYGEN SENSOR NO. 1 CIRCUIT
- DTC P0133: HEATED OXYGEN SENSOR NO. 1 CIRCUIT SLOW RESPONSE
- DTC P0135: HEATED OXYGEN SENSOR NO. 1 HEATER CIRCUIT
- DTC P0136: HEATED OXYGEN SENSOR NO. 2 CIRCUIT
- DTC P0141: HEATED OXYGEN SENSOR NO. 2 HEATER CIRCUIT
- DTC P0171 OR P0172: SYSTEM TOO LEAN/RICH
- Engine Control System Self-Diagnostics - 4-CYLINDER: Other
- DTC P0420: CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD
- DTC P0440: EVAPORATIVE EMISSION CONTROL SYSTEM
- DTC P0441: INCORRECT EVAP PURGE FLOW, OR DTC P0446: EVAP VENT CONTROL CIRCUIT
- DTC P1335: CRANKSHAFT POSITION (CKP) SENSOR CIRCUIT
Engine Control System Self-Diagnostics - V6
- Engine Control System Self-Diagnostics - V6: Diagnosis
- DTC P0100: MASS AIRFLOW (MAF) METER CIRCUIT
- DTC P0110: INTAKE AIR TEMPERATURE (IAT) SENSOR CIRCUIT
- DTC P0115: ENGINE COOLANT TEMPERATURE (ECT) SENSOR CIRCUIT
- DTC P0116: ENGINE COOLANT TEMPERATURE (ECT) SENSOR CIRCUIT RANGE/PERFORMANCE
- DTC P0120: THROTTLE POSITION (TP) SENSOR CIRCUIT
- DTC P0125: INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL (EXCEPT CALIF. EMISSIONS)
- DTC P0125: INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL (CALIF. EMISSIONS)
- DTC P0130: HEATED OXYGEN SENSOR NO. 1 CIRCUIT (EXCEPT CALIF. EMISSIONS)
- DTC P0133: HEATED OXYGEN SENSOR NO. 1 CIRCUIT SLOW RESPONSE (EXCEPT CALIF. EMISSIONS)
- DTC P0135: HEATED OXYGEN SENSOR NO. 1 HEATER CIRCUIT (EXCEPT CALIF. EMISSIONS)
- DTC P0136: HEATED OXYGEN SENSOR NO. 2 CIRCUIT
- DTC P0141: HEATED OXYGEN SENSOR NO. 2 HEATER CIRCUIT
- DTC P0171 OR P0172: SYSTEM TOO LEAN/RICH (EXCEPT CALIF. EMISSIONS)
- DTC P0171 OR P0172: SYSTEM TOO LEAN/RICH (CALIF. EMISSIONS)
- Engine Control System Self-Diagnostics - V6: Other
- DTC P0325 OR P0330: KNOCK SENSOR NO. 1 OR 2 CIRCUIT
- DTC P0335 OR P1335: CRANKSHAFT POSITION (CKP) SENSOR CIRCUIT
- DTC P0340: CAMSHAFT POSITION (CMP) SENSOR CIRCUIT
- DTC P0420: CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (EXCEPT CALIF. EMISSIONS)
- DTC P0420: CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD (CALIF. EMISSIONS)
- DTC P0440: EVAPORATIVE EMISSION CONTROL SYSTEM
- DTC P0441: INCORRECT EVAP PURGE FLOW, OR DTC P0446: EVAP VENT CONTROL CIRCUIT
- DTC P0450: EVAP PRESSURE SENSOR CIRCUIT, OR DTC P0451: EVAP PRESSURE SENSOR RANGE/PERFORMANCE
- DTC P0500: VEHICLE SPEED SENSOR CIRCUIT
- DTC P0505: IDLE AIR CONTROL (IAC) SYSTEM CIRCUIT
- DTC P1130: AIR/FUEL SENSOR CIRCUIT RANGE/PERFORMANCE (CALIF. EMISSIONS)
- DTC P1133: AIR/FUEL SENSOR CIRCUIT RESPONSE (CALIF. EMISSIONS)
- DTC P1135: AIR/FUEL SENSOR HEATER CIRCUIT (CALIF. EMISSIONS)
- DTC P1300: IGNITOR CIRCUIT
- DTC P1335: CRANKSHAFT POSITION (CKP) SENSOR CIRCUIT
- DTC P1520: STOPLIGHT SWITCH SIGNAL CIRCUIT (A/T ONLY)
- DTC P1600: ECM BATT CIRCUIT
- DTC P1780: PARK/NEUTRAL POSITION (PNP) SWITCH CIRCUIT