Inspection Procedure 5: The Rear Fog Lamp Indicator does not Illuminate Normally.



caution Whenever the ECU is replaced, ensure that the power supply circuit, the earth circuit and the communication circuit are normal.




COMMENTS ON TROUBLE SYMPTOM




PROBABLE CAUSES



  • Malfunction of the ETACS-ECU
  • Malfunction of the combination meter
  • Damaged harness wires and connectors

DIAGNOSIS PROCEDURE


STEP 1. Check the rear fog lamp



Q. Is the check result normal?





STEP 2. M.U.T.-III CAN bus diagnostics



Q. Is the check result normal?





STEP 3. M.U.T.-III diagnosis code



Q. Is the diagnosis code set?





STEP 4. M.U.T.-III other system actuator test



Q. Is the check result normal?