Diagnostic Procedure
- STEP 1. Scan tool (M.U.T.-III) data list
Check the following data list (Refer to DATA LIST REFERENCE TABLE ).
- Item No. 408: Filler lid Open SW/ECO mode SW
Q: Is the check result normal?
YES: Go to Step 4.
NO: Go to Step 2.
- STEP 2. Follow the ETACS-ECU trouble symptom procedure "The hazard indicator assembly (ECO mode switch) signal is not received."
Refer to INSPECTION PROCEDURE 18: THE ECO MODE SWITCH SIGNAL IS NOT RECEIVED .
Q: Is the check result normal?
YES: Go to Step 4.
NO: Repair it. Then go to Step 3.
- STEP 3. Retest the system.
Q: Does the malfunction occur again?
YES: Go to Step 4.
NO: This diagnosis is complete.
- STEP 4. Scan tool (M.U.T.-III) DTC.
Check whether an ETACS-related DTC is set in the AWC-ECU (Refer to DIAGNOSTIC TROUBLE CODE CHART ).
Q: Is the DTC set?
YES: Perform the relevant troubleshooting. Then go to Step 5.
NO: Go to Step 5.
- STEP 5. Retest the system.
Q: Does the malfunction occur again?
YES: Diagnose again from Step 1.
NO: This diagnosis is complete.