DTC Diagnosis Procedure

If DTC P1334 is displayed with DTC P0241 or P0242, first perform the confirmation procedure (trouble diagnosis) for DTC P0241 or P0242.

Is DTC P0241 or P0242 detected?

YES

Perform diagnosis of applicable. Refer to DTC Description .

NO

GO TO 2.

Perform diagnosis procedure for turbocharger boost sensor. Refer to DTC Diagnosis Procedure .

Is the inspection result normal?

YES

GO TO 3.

NO

Repair or replace error-detected parts.

Perform trouble diagnosis for electric wastegate control actuator. Refer to DTC Diagnosis Procedure .

Is the inspection result normal?

YES

GO TO 4.

NO

Repair or replace error-detected parts.

1. Perform electric wastegate control actuator initialization. Refer to Work Procedure .
2. Perform drive test.
3. Check DTC.

Is the DTC P1334 detected again?

YES

Replace ECM. Refer to ECM : Removal & Installation .

NO

INSPECTION END