Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system
Toyota Corolla (E120): Sfi system
- How to proceed with troubleshooting
- Customer problem analysis check
- Location
- Diagnosis system
- Dtc check/clear
- Check mode procedure
- Basic inspection
- Terminals of ecm
- Data list/active test
- Definition of terms
- Toyota/lexus part and system name list
- List of disable a monitor
- Checking monitor status
- Readiness monitor drive pattern
- Diagnostic trouble code chart
- Fail–safe chart
- Problem symptoms table
- Camshaft position ”a” actuator circuit
- Camshaft position ”a” –timing over
- Crankshaft position – camshaft position correlation
- Oxygen sensor heater control circuit...
- Mass or volume air flow circuit
- Mass or volume air flow circuit range/performance problem
- Intake air temperature circuit
- Engine coolant temperature circuit
- Engine coolant temp. Circuit range/performance problem
- Throttle/pedal position sensor/switch ”a” circuit
- Throttle/pedal position sensor/switch ”a” circuit range/performance problem
- Insufficient coolant temperature for closed loop fuel control
- Coolant thermostat (coolant temperature below thermostat regulating temperature)
- Oxygen sensor
- Oxygen sensor circuit slow response
- Oxygen sensor circuit no activity detected
- Oxygen sensor circuit malfunction
- System too lean/rich
- Random/multiple cylinder misfire detected
- Knock sensor 1 circuit
- Crankshaft position sensor ”a” circuit
- Camshaft position sensor ”a” circuit
- Ignition coil primary/secondary circuit
- Catalyst system efficiency below threshold
- Evaporative emission control system
- Evaporative emission control system leak detected
- Evaporative emission control system pressure sensor
- Vehicle speed sensor ”a”
- Idle air control System/ Circuit
- System voltage
- Ecm/pcm processor
- Starter relay circuit high
- Ecm power source circuit
- Fuel pump control circuit
- Stop light switch circuit
- Mil circuit
Other materials:
If the vehicle becomes stuck
Carry out the following procedures
if the tires spin or
the vehicle becomes stuck
in mud, dirt or snow:
Recovering procedure
1. Stop the engine. Set the
parking brake and shift the
shift lever to P.
Do not press the shift release button
after shifting the shift lever to P.
2. Remove the mud, snow ...
Identification information
Vehicle identification and serial numbers
1. Vehicle identification number
The vehicle identification number is stamped on the vehicle
identification number plate and certification label, as
shown in the illustration.
Vehicle identification number plate
certification label
2. Engine ...
Seat belt warning lamp for driver’s seat does not
operate
Wiring diagram
Inspection procedure
1 Check combination meter assy
Ground terminal c9–12 on the combination meter side.
check that the warning lightlights up.
Ok: warning light lights up.
2 Inspect front seat inner belt assy lh
Disconnect the front seat inner belt ...