Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Readiness monitor drive pattern / Oxygen / af sensor heater monitor
Toyota Corolla (E120): Oxygen / af sensor heater monitor

- Preconditions
The monitor will not run unless:
- mil is off
- drive pattern
- connect the obd ii scan tool to the dlc3 to check monitor status and preconditions.
- Start the engine and allow it to idle for 9 minutes.
- Drive the vehicle at 25 mph (40 km/h) or more for at least 2 minutes.
- If the readiness status dose not switch to complete, make sure that the preconditions are met and the ignition switch turned off and then repeat steps (2) and (3).
Other materials:
Vehicle control system
Ignition or starter switch assy
Replacement
1. Remove steering column cover
2. Remove ignition or starter switch assy
Disconnect the ignition switch connector and unlock
warning switch connector.
remove the 2 clamps.
remove the 2 screws and ignition switch.
Inspectio ...
Overhaul
1. Remove oil filler cap sub–assy
Remove the oil filler cap from the cylinder head cover.
2. Remove oil filler cap gasket
Using a screwdriver, remove the gasket from the oil filler
cap.
3. Remove ventilation valve sub–assy
Remove the ventilation valve from the cyl ...
Rear suspension
Service data
Torque specification
Tire&wheel
Service data
Drive shaft / propeller shaft / axle
Service data
Torque specification
...


