Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / How to proceed with troubleshooting
Toyota Corolla (E120): How to proceed with troubleshooting
Troubleshoot in accordance with the procedure on the following pages.
1 Vehicle brought to workshop

2 Customer problem analysis check and symptom check
- Without applicable symptoms, proceed to ”a”.
- with applicable symptoms, proceed to ”b”.


3 Symptom simulation

4 Problem symptoms table
- Without applicable symptoms, proceed to ”a”.
- with applicable symptoms, proceed to ”b”.


5 Circuit inspection and part inspection

6 Perform troubleshooting in the following method, depending on malfunction symptom
- Terminals of ecu (seepage 05–703)
- on–vehicle inspection
7 Adjustment, repair or replacement

8 Confirmation test

End
Customer problem analysis check

Location

Other materials:
Inspection procedure
Hand–held tester:
1 Check operation of stop light
Check if the stop lights go on and off normally when the brake pedal is
depressed and released.
2 Inspect stop light switch assy
Check the resistance between the terminals when the
switch is turned on and off.
Standard:
...
Handling of hose clamps
Before removing the hose, check the depth of the inserting
portion and the clamp position in order to restore it
surely.
change a deformed or dented clamp for a new one.
in case of reusing the hose, install the clamp on the hose
where it has a clamp track.
for a ...
Floor shift parking lock cable assy (atm)
Replacement
1. Precaution
2. Disconnect battery negative terminal
3. Place front wheels facing straight ahead
4. Remove horn button assy
5. Remove steering wheel assy
sst 09950–50013 (09951–05010, 09952–05010, 09953–05020, 09954–05021)
6. Remove steering column cover
7. Remove c ...


