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DIAGNOSIS TSB Revision ACTIVE SKID CONTROL SYSTEM (ASC) 35C-235 TECHNICAL DESCRIPTION (COMMENT) In the case of this trouble symptom, there may be a short circuit . PROBABLE CAUSES • Damaged wiring harness and connectors • ASC OFF switch malfunction • ETACS-ECU malfunction • Combination meter malfunction • ASC-ECU malfunction DIAGNOSIS Required Special Tools: • MB991958 Scan Tool (M.U.T.-III Sub Assembly) • MB991824: Vehicle Communication Interface (V.C.I.) • MB991827 M.U.T.-III USB Cable • MB991910 M.U.T.-III Main Harness A STEP 1. Using scan tool MB991958, diagnose the CAN bus YES : Go to Step 2. − Troubleshooting .) Then go to Step 9. STEP 2. Scan tool diagnostic trouble code YES : Carry out the diagnosis for the DTC. (Refer to .) NO : Go to Step 3. STEP 3. ASC OFF switch check . Q: Is the check result normal? YES : Go to Step 4. Then go to Step 9. STEP 4. Connector check: C-313 ETACS-ECU connector, YES : Go to Step 5. |