

COMMENTS ON TROUBLE SYMPTOM
PROBABLE CAUSES
DIAGNOSIS PROCEDURE
STEP 1. Check the hazard warning lamp fuse.
Q.
Is the check result normal?



STEP 2. Connector check: B-234 ETACS-ECU connector


Q.
Is the check result normal?


STEP 3. Voltage measurement at the B-234 ETACS-ECU connector.



Q.
Is the check result normal?


STEP 4. Check the wiring harness between B-234 ETACS-ECU connector terminal No.5 and the fusible link (1).





Q.
Is the check result normal?



STEP 5. Check whether the diagnosis code is reset.
Q.
Is the diagnosis code set?
