VR30DDTT engine

CHECK DTC PRIORITY
If DTC P1212 is displayed with DTC UXXXX or P0607, first perform the confirmation procedure for DTC UXXXX or P0607.

Is applicable DTC detected?

YES

Perform diagnosis of applicable.
- DTC UXXXX: Refer to DTC Index .
- DTC P0607: Refer to DTC Description .
NO

GO TO 2.
PRECONDITIONING
TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is more than 10.5 V at idle.

GO TO 3.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and let it idle for at least 10 seconds.
2. Check 1st trip DTC.
Is 1st trip DTC detected?

YES

Refer to DTC Diagnosis Procedure .

NO

To check malfunction symptom before repair: Refer to Inspection .

NO

Confirmation after repair: INSPECTION END