Detailed Flow

Check the malfunction symptoms by performing the following items:

• Interview the customer to obtain the malfunction information (conditions and environment when the malfunction occurred).
• Check the symptom.

Is the occurred symptom a malfunction?

YES

GO TO 2.

NO

Inspection End.

1. Connect CONSULT and perform a self-diagnosis for "TCU". Refer to CONSULT Function .
2. When DTC is detected, follow the instructions below:
   • Record DTC and Freeze Frame Data.

Is DTC displayed?

YES

GO TO 3.

NO

GO TO 4.

1. Check the DTC indicated in the self-diagnosis results.
2. Perform the relevant diagnosis referring to the DTC Index. Refer to DTC Index .

GO TO 5.

Perform the relevant diagnosis referring to the diagnosis chart by symptom. Refer to Symptom Table .

GO TO 5.

1. Repair or replace the identified malfunctioning parts.
2. Perform a self-diagnosis for "TCU" with CONSULT.
3. Check that the symptom does not occur.

Does the symptom occur?

YES

GO TO 1.

NO

Inspection End.