Toyota Corolla (E120): Components
Other materials:
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 ...
What to do if... (Troubleshooting)
If you have a problem, check the following before contacting your Toyota dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
● If you lose your keys or mechanical keys, new genuine keys or mechanical keys
can be made by your Toyota dealer.
● If you lo ...
Light control switch circuit
Wiring diagram
Inspection procedure
1 Check headlamp dimmer switch assy (light control switch)
2 Check wire harness (tvip ecu light control switch)
Disconnect the tvip ecu and light control switch connectors.
check the continuity between the terminals of the tvip
e ...