Toyota Corolla Repair Manual: Inspection procedure
1 Check door lock
2 Check wire harness (tvip ecu door lock)
- Disconnect the tvip ecu and door lock connectors.
- check the continuity between the terminals of the tvip ecu and door lock connectors, as shown in the illustration and table.
Standard:
3 Check wire harness (door lock body ground)
- Disconnect the door lock connector.
- check the continuity between the terminal of the door lock connector and the body ground, as shown in the illustration and table.
Standard:
Proceed to next circuit inspection shown on problem symptoms table
Circuit description
The door unlock detection switch is built in the door lock motor assembly.
This switch is on when the door
lock knob is in the unlock position and off when the knob is in the lock
position. The e ...
Other materials:
Key confinement prevention function does not work
properly (unlock warning switch circuit)
Circuit description
The unlock warning switch turns on when the key is inserted in the ignition
key cylinder and the door courtesy
switch turns on when the driver’s door is opened, and the integration relay
monitors both switches conditions.
According to these switches conditions, the integ ...
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 dtcs ...
Overhaul
1. Remove oil pump relief valve
Remove the oil pump relief valve plug, oil pump relief
valve spring and oil pump relief valve.
Oil pump relief valve plug
oil pump relief valve spring
oil pump relief valve
2. Inspect oil pump assy
Remove 3 screws and o ...