Manual sections
Wiring diagrams- Abbreviations
- Accessory Drive Belts
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- Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)
Repair manual
Testing & Diagnostics Toyota Celica T230
Step-by-step instructions on "Testing & Diagnostics" for Toyota Celica T230 (1999–2002). Pick an article — removal, installation, adjustment and diagnostics with illustrations.
5subsections
50articles
242illustrations
Engine Controls - Basic Diagnostic Procedures - 4-CYLINDER
3 articlesEngine Controls - System & Component Testing - 4-CYLINDER
3 articlesEngine Control System Trouble Shooting - No Codes
2 articlesEngine Control System Self-Diagnostics - Introduction
4 articlesEngine Control System Self-Diagnostics
38 articles- Engine Control System Self-Diagnostics: Diagnosis 13
- DTC P0100: MASS AIRFLOW (MAF) METER CIRCUIT
- DTC P0101: MASS AIRFLOW (MAF) METER CIRCUIT RANGE/PERFORMANCE
- 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
- DTC P0300: RANDOM MISFIRE DETECTED
- Engine Control System Self-Diagnostics: Other
- DTC P0325: KNOCK SENSOR CIRCUIT
- DTC P0335 OR P1335: CRANKSHAFT POSITION (CKP) SENSOR CIRCUIT
- DTC P0340: CAMSHAFT POSITION (CMP) SENSOR CIRCUIT
- 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 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 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 (CKP) SENSOR CIRCUIT
- DTC P1346: VARIABLE VALVE TIMING (VVT) CIRCUIT RANGE/PERFORMANCE
- DTC P1349: VARIABLE VALVE TIMING (VVT) SYSTEM MALFUNCTION
- DTC P1520: STOPLIGHT SWITCH SIGNAL CIRCUIT (A/T)
- DTC P1600: ECM BATT CIRCUIT
- DTC P1656: OIL CONTROL VALVE (OCV) MALFUNCTION
- DTC P1690: OIL CONTROL VALVE (OCV) FOR VVTL CIRCUIT MALFUNCTION (2ZZ-GE ONLY)
- DTC P1692 OR P1693: VVL OCV OPEN/CLOSED MALFUNCTION (2ZZ-GE)
- DTC P1780: PARK/NEUTRAL POSITION (PNP) SWITCH CIRCUIT