Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Combination meter / How to proceed with troubleshooting
Toyota Corolla (E120): How to proceed with troubleshooting
1 Vehicle brought to workshop

2 Customer problem analysis

3 Problem symptom confirmation

4 Circuit inspection

5 Repair or replace

6 Confirmation test

7 End
Customer problem analysis check

Other materials:
Back up lamp assy lh
Replacement
1. Remove back up lamp assy lh
Remove the service hole cover.
remove the 2 nuts and disconnect the connector.
Using a mouldingremover, remove the 2 clips and back
up light assy lh.
2. Install back up lamp assy lh
Set the 2 clips on the back up ligh ...
Abbreviations used in this manual
...
Inspection procedure
Hint:
hand–held tester only:
narrowing down the trouble area is possible by performing ”a/f control” active
test (heated oxygen
sensor or other trouble areas can be distinguished).
perform active test using hand–held tester (a/f control).
Hint:
”a/f control” is the act ...


