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ANTI-LOCK BRAKING SYSTEM (ABS) DIAGNOSIS TSB Revision ANTI-LOCK BRAKING SYSTEM (ABS) 35B-35 DIAGNOSIS Required Special Tool: • MB991502: Scan tool (MUT-II) STEP 1. Using scan tool MB991502, check the ABS DTC. CAUTION To prevent damage to scan tool MB991502, always turn the YES : Carry out the troubleshooting regarding DTC 52. Refer to NO : Go to Step 2. STEP 2. Using scan tool MB991502, check the HBB DTC. CAUTION To prevent damage to scan tool MB991502, always turn the YES : Carry out the troubleshooting regarding HBB. Refer to GROUP 35A, HBB Troubleshooting NO : Go to Step 3. STEP 3. Check the battery. − On-vehicle Service − Battery Testing Procedure Q: Is the battery damaged? YES : Charge or replace the battery and then go to Step 5 . STEP 4. Check the charging system. − Diagnosis . Q: Is the charging system damaged? YES : Repair the Charging System and then go to Step 5. STEP 5. Recheck for diagnostic trouble code. YES : Start over at Step 1. AC205731AB MB991502 16-PIN AC205731AB MB991502 16-PIN |