Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Power door lock control system
Toyota Corolla (E120): Power door lock control system
|
Symptom |
Suspected area |
| All doors are not operated by driver’s door key cylinder interlocked with key |
|
| Key confinement prevention function does not work properly (unlock warning switch circuit) |
|
- How to proceed with troubleshooting
- Terminals of ecu
- All door lock and unlock do not operate by the master switch or the driver’s door key
- Key confinement prevention function does not work properly (unlock warning switch circuit)
Other materials:
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 ...
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 ...
Inspection procedure
Hint:
read freeze frame data using the hand-held tester or the obd ii scan tool.
Freeze frame data records the
engine conditions when a malfunction is detected. When troubleshooting, it is
useful for determining whether
the vehicle was running or stopped, the engine was warmed up or not, the ...


