Diagnostics
How to proceed with troubleshooting
In this manual: Diagnostics
5steps
~30min
2/5difficulty
Done 0 of 5
1 Vehicle brought in

2 Customer problem analysis check and symptom check

3 Problem symptoms table

End Customer problem analysis check

Location



- Without applicable symptoms, proceed to ”a”
- with applicable symptoms, proceed to ”b”


- Terminals of ecu
- inspection
- on–vehicle inspection



Test yourself
A quick Toyota Corolla quiz: every answer comes with an explanation and a link to the manual page.
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