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HEADLAMP CHASSIS ELECTRICAL 54A-114 YES : Go to Step 5. NO : Refer to Inspection Procedure 8 "The auto STEP 5. Retest the system Q: Is the check result normal? YES : The trouble can be an intermittent malfunction (Refer to GROUP 00 − How to use Troubleshooting/inspection Service − How to Cope with Intermittent Malfunction ). NO : Replace the ETACS-ECU. Inspection Procedure 4: The headlamps do not illuminate when the passing switch is turned ON. CAUTION Whenever the ECU is replaced, ensure that the PROBABLE CAUSES • Malfunction of column switch • Malfunction of the ETACS-ECU • Damaged harness wires and connectors DIAGNOSIS PROCEDURE STEP 1. Check the operation of the headlamps. Q: Is the check result normal? YES : Go to Step 2. NO : Refer to Inspection Procedure 1 "None of STEP 2. M.U.T.-III diagnosis code Q: Is the diagnosis code set? YES : Troubleshoot the ETACS-ECU. Refer to . NO : Go to Step 3. STEP 3. Retest the system Q: Is the check result normal? YES : The trouble can be an intermittent malfunction (Refer to GROUP 00 − How to use Troubleshooting/inspection Service − How to Cope with Intermittent Malfunction ). NO : Replace the ETACS-ECU. |