Toyota Corolla (E120): Adjustment
1. Inspect park/neutral position switch assy
- apply the parking brake and turn the ignition switch on.
- depress the brake pedal and check that the engine starts only when the shift lever is set in n or p position and it does not start in the other position.
- check that the back–up light comes on and the reverse warning
buzzer sounds only when the shift
lever is set in r position and these do not function in the other positions.
If a failure is found, check the park/ neutral position switch for continuity.
2. Adjust park/neutral position switch assy

- Loosen the 2 bolts of park/ neutral position switch and set the shift lever to the n position.
- align the groove and neutral basic line.
- hold the switch in position and tighten the 2 bolts.
Torque: 5.5 Nvm (56 Kgf·cm, 49 in.Vlbf)
- after adjustment, perform the inspection described in step 1.
Other materials:
Warning lights and indicators
The warning lights and indicators on the instrument cluster and center panel
inform the driver of the status of the vehicle’s various systems.
For the purpose of explanation, the following illustration displays all warning
lights and indicators illuminated.
► Vehicles with a drive moni ...
Inspection procedure
1 Inspect terminal voltage(idl)
Remove the cruise control ecu assy with connector still
connected.
disconnect the ecm connector.
turn the ignition switch to on.
measure voltage between terminal 13 (idl) of cruise control
ecu assy connector and body ground when the ...
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 ...


