DTC Diagnosis Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK ECM POWER SUPPLY AND GROUND CIRCUIT
Perform trouble diagnosis for ECM power supply, ground, Battery terminal tightness, Fuse, EGI relay and connector pin pressure. Refer to diagnosis procedure. Refer to DTC Diagnosis Procedure .
Is the inspection result normal?
YES
GO TO 2.
NO
Repair or replace error-detected parts.
- PERFORM DTC CONFIRMATION PROCEDURE
- Turn ignition switch ON.
- Erase DTC.
- Perform DTC confirmation procedure. Refer to DTC Description .
Is the 1st trip DTC P0603 displayed again?
YES
Replace ECM. Refer to Removal and Installation .
NO
INSPECTION END