Toyota Corolla (E120) 2002–2008 Repair Manual / Wiper & washer / Wiper and washer system / On–vehicle inspection
Toyota Corolla (E120): On–vehicle inspection
1. Washer motor

- Operation check
- pour the water into the washer jar with the washer motor and the pump installed to the washer jar assy.
- Connect the battery (+) to terminal 2 of the washer motor and the pump, the battery (–) to terminal 1 of the washer motor and the pump. Check that the water comes out from the washer jar.
Other materials:
Malfunction in water temperature receiver gauge
Wiring diagram
Inspection procedure
1 Read value of hand–held tester
Check output value of ecm.
Connect the hand–held tester to dlc3.
Turn the ignition switch to on and push the hand–held tester main
switch on.
Select the data list mode on the hand–he ...
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 ...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
Symptom does not occur (go to
step 5)
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Confirmation test
End
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