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Repair manual
Testing & Diagnostics Toyota Corolla IX
Step-by-step instructions on "Testing & Diagnostics" for Toyota Corolla IX (2000–2004). Pick an article — removal, installation, adjustment and diagnostics with illustrations.
4subsections
49articles
302illustrations
Engine Controls - Basic Diagnostic Procedures - 4-CYLINDER
3 articlesEngine Control System Self-Diagnostics
40 articles- Engine Control System Self-Diagnostics: Overview
- Engine Control System Self-Diagnostics: Diagnosis 16
- Engine Control System Self-Diagnostics: Component Locations 1
- Engine Control System Self-Diagnostics: Other 1
- DTC P0100: MASS AIRFLOW METER CIRCUIT
- DTC P0101: MASS AIRFLOW METER CIRCUIT RANGE/PERFORMANCE
- DTC P0110: INTAKE AIR TEMPERATURE SENSOR CIRCUIT
- DTC P0115: ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT
- DTC P0116: ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT RANGE/PERFORMANCE
- DTC P0120: THROTTLE POSITION SENSOR CIRCUIT
- DTC P0125: INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL
- DTC P0128: THERMOSTAT MALFUNCTION
- 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 DTC P0172: SYSTEM TOO LEAN/RICH
- DTC P0300: RANDOM MISFIRE DETECTED
- DTC P0301: CYLINDER NO. 1 MISFIRE DETECTED, DTC P0302: CYLINDER NO. 2 MISFIRE DETECTED, DTC P0303: CYLINDER NO. 3 MISFIRE DETECTED &/OR DTC P0304: CYLINDER NO. 4 MISFIRE DETECTED
- DTC P0325: KNOCK SENSOR CIRCUIT
- DTC P0335 OR DTC P1335: CRANKSHAFT POSITION SENSOR CIRCUIT
- DTC P0340: CAMSHAFT POSITION SENSOR CIRCUIT
- DTC P0420: CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD
- DTC P0440: EVAPORATIVE EMISSION CONTROL SYSTEM OR DTC P0442: EVAPORATIVE EMISSION CONTROL SYSTEM LEAK DETECTED
- 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 SYSTEM CIRCUIT
- DTC P1300: IGNITOR NO. 1 CIRCUIT
- DTC P1305: IGNITOR NO. 2 CIRCUIT
- DTC P1310: IGNITOR NO. 3 CIRCUIT
- DTC P1315: IGNITOR NO. 4 CIRCUIT
- DTC P1335: CRANKSHAFT POSITION SENSOR CIRCUIT
- DTC P1346: VARIABLE VALVE TIMING CIRCUIT RANGE/PERFORMANCE
- DTC P1349: VARIABLE VALVE TIMING SYSTEM MALFUNCTION
- DTC P1520: STOPLIGHT SWITCH SIGNAL CIRCUIT (A/T ONLY)
- DTC P1600: ECM BATT CIRCUIT
- DTC P1656: OIL CONTROL VALVE MALFUNCTION
- DTC P1780: PARK/NEUTRAL POSITION SWITCH CIRCUIT (A/T ONLY)