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:
Valve clearance
Adjustment
1. Remove cylinder head cover no.2
Remove the 2 nuts, 2 clips and cylinder head cover.
2. Disconnect engine wire
Remove the 5 clamps from the 5 clamp brackets.
Disconnect the 4 ignition coil connectors.
Remove the bolt and nut installing the engine wire ...
System description
The ecm uses the signals from the throttle position sensor, air–flow meter
and crankshaft position sensor
to monitor the engagement condition of the lock–up clutch.
Then the ecm compares the engagement condition of the lock–up clutch with the
lock–up schedule in the
ecm memory to de ...
Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that
the warning message and light go off.
■Warning buzzer ...


