Toyota Corolla (E120): Components
Other materials:
Inspection procedure
1 Check un–lock warning switch assy
Disconnect the key unlock warning switch connector.
check the continuity between the terminals of the key unlock
warning switch connector, as shown in the illustration
and table.
Standard:
2 Check wire harness (tvip ecu unlock warni ...
Unlocking and locking the doors from the inside
◆ Door lock switches
1 Locks all the doors
2 Unlocks all the doors
◆ Inside lock buttons
1 Locks the door
2 Unlocks the door
The front doors can be opened by pulling the inside handle even if the lock buttons
are in the lock position.
...
General information
There are many ecu controlled systems used in the corolla. In general, ecu
controlled system are considered
to be very intricate and require a high level of technical knowledge and expert
skill to troubleshoot.
The fact is, however, that if you proceed by inspecting the circuits one by one, ...