Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Power door lock control system / Terminals of ecu
Toyota Corolla (E120): Terminals of ecu
1. Inspect integration relay

- Disconnect the connector and check the continuity of each terminal of the disconnected connector.
Standard :

If the result is not as specified, the vehicle’s side may malfunction.
- Reconnect the connector and check each terminal.
Standard:

If the result is not as specified, the integration relay may malfunction.
2. Inspect instrument panel j/b (integration relay)

- Inspect the door fuse.
- disconnect connectors id, if, ih and ij of the instrument panel j/b.
- check each terminal of the disconnected connectors.
Standard:

If the result is not as specified, the vehicle’s side may malfunction.
- reconnect the connectors and check each terminal.
Standard:

If the result is not as specified, the instrument panel j/b (integration relay) assembly may malfunction.
Other materials:
How to proceed with troubleshooting
The hand–held tester can be used at step 4, 6, 8 and 9.
1 Vehicle brought to workshop
2 Customer problem analysis
3 Warning light check
4 The dtcs check (present and past dtcs)
5 The dtcs chart
6 Circuit inspection
7 Repair
8 Clear the dtcs (present and past dtcs)
9 The dt ...
Audio unit
1 Bluetooth® connection status
If “BT” is not displayed, the Bluetooth® audio/phone cannot be used.
2 Display
A message, name, number, etc. is displayed.
Lower-case characters and special characters cannot be displayed.
3 Displays the set up menu
4 Selects items such as menu and number
...
Power point socket assy
Replacement
Hint: components:
1. Remove floor shift shift lever knob sub–assy (m/t transaxle)
2. Remove console panel upper
3. Remove power point socket assy
Turn the socket in the circumference direction as shown
the illustration, disengage the claw between the socket
and the pow ...


