FAILURE DIAGNOSIS
1-198
TNV DI Service Manual
Method and Procedure of Failure Diagnosis
Work Description
1. Work with the diagnosis tool:
• Turn the key switch off, and turn the key switch on again.
• Connect the diagnosis tool, and check if any error is detected on the current fault indication.
Unavailable
Check the error history indication, confirm error occurrence situation if any error
history is indicated.
Available
• Turn the key switch on/off again, and perform the work [1. Work with the diagnosis
tool:].
• Rewrite the E-ECU software.
• Replace the E-ECU.
TNV_DI_SM_A4-Troubleshooting.book 198 ページ 2007年11月15日 木曜日 午後5時27分