Toyota Corolla (E120) 2002–2008 Repair Manual / Lighting / Center stop lamp assy
Toyota Corolla (E120): Center stop lamp assy
Replacement
1. Remove package tray trim panel assy (w/o rear spoiler)
2. Remove center stop lamp assy (w/o rear spoiler)
- Remove the center stop light assy as shown in the illustlation.
3. Remove center stop lamp assy (w/ rear spoiler)
- Remove the 2 screws.
- disconnect the connector and remove the center stop light assy.
Other materials:
Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located
before and after the catalyst
to determine whether or not the catalyst performance has deteriorated.
Air–fuel ratio feedback compensation keeps the waveform of the heated oxygen
sensor in front of the catalyst
alterna ...
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).
Perform active test using the hand–held ...
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
...