Toyota Corolla (E210) 2019-2026 Owners Manual / For safety and security / Theft deterrent system
Toyota Corolla (E210): Theft deterrent system
Other materials:
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
...
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 ...
Symptom simulation
Hint:
the most difficult case in troubleshooting is when no symptoms occurs. In such
cases, a thorough customer
problem analysis must be carried out. Then the same or similar conditions and
environment in which the
problem occurred in the customer’s vehicle should be simulated. No matter ho ...


