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

2 Customer problem analysis

3 Check and clear dtc

4 Problem symptom confirmation


5 Symptom simulation

6 Dtc check

7 Dtc chart

8 Problem symptoms table

9 Circuit inspection

10 Identification of problem

11 Parts inspection

12 Repair

13 Confirmation test

End
Customer problem analysis check

Other materials:
On–vehicle inspection
1. Inspect drive belt
Visually check the belt for excessive wear, frayed cords,
etc.
If any defect is found, replace the drive belt.
Hint:
cracks on the rib side of a belt are considered acceptable. If the
missing chunks from the ribs are found on the belt, it should be
replaced.
2 ...
Power windows
Opening and closing the
power windows
The power windows can be
opened and closed using the
switches.
Operating the switch moves the
windows as follows:
Closing
One-touch closing*
Opening
One-touch opening*
*: To stop the window partway,
operate the switch in the opposite
direction.
■The po ...
Inspection
1. Inspect sliding roof limit switch
Inspect the sliding roof limit switch continuity.
Standard:
If the continuity is not as specified, replace the switch.
2. Inspect sliding roof drive gear sub–assy
Connect the positive (+) lead from the battery to terminal
2 and the ne ...


