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DIAGNOSIS TSB Revision ACTIVE SKID CONTROL SYSTEM (ASC) 35C-95 STEP 6. Resistance measurement at A-05 ASC-ECU check harness (Special tool: MB991997) to the wiring (2) Measure the resistance between the wheel speed sensor circuit power supply terminal (signal terminal) No. 45 and OK: No continuity Q: Is the check result normal? YES : Go to Step 9. 7. STEP 7. Connector check: A-05 ASC-ECU connector, A-11 YES : Go to Step 8. STEP 8. Wiring harness check between A-05 ASC-ECU • Short circuit check of wheel speed sensor <FL> circuit Q: Is the check result normal? YES : Replace the wheel speed sensor <FL>. (Refer to .) Then go to Step 17. NO : Repair the wiring harness. Then go to Step 17. AC400817CC ASC-ECU MB991997 Check harness A-05 ASC-ECU |