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DIAGNOSIS TSB Revision ACTIVE SKID CONTROL SYSTEM (ASC) 35C-203 . PROBABLE CAUSES • Wiring harness or connector failure in special CAN bus lines (Local CAN) between ASC-ECU and G and yaw rate sen- • G and yaw rate sensor malfunction • ASC-ECU malfunction • External noise interference 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 .) After repairing the CAN bus line, go to Step 3. STEP 2. Check for diagnostic trouble codes of other YES : Perform troubleshooting for the diagnostic trouble NO : Go to Step 3. STEP 3. DTC recheck after repairing the CAN bus line YES : Go to Step 4. STEP 4. Connector check: A-05 ASC-ECU connector, C-46 YES : Go to Step 5. |