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ABS DIAGNOSIS TSB Revision ANTI-LOCK BRAKING SYSTEM (ABS) 35B-37 STEP 6. Connector check: A-01 ABS-ECU connector, YES : Go to Step 7. STEP 7. Wiring harness check between A-01 ABS-ECU • Check for short circuit in rear wheel speed sensor <RH> cir- cuit Q: Is the check result normal? YES : Replace the wheel speed sensor <RR> (Refer to ). Then go to Step 13. NO : Repair the wiring harness. Then go to Step 13. STEP 8. Voltage measurement at the A-01 ABS-ECU ABS check harness (MB991974) to the ABS-ECU-side (2) Turn the ignition switch to the ON position. <RH> power supply terminal (signal terminal) No.16 and OK: Terminal No.16 and body ground: Approximately system voltage Terminal No.15 and body ground: 1 volt or less Q: Is the check result normal? YES : Go to Step 9. AC611138AI ABS-ECU MB991974 A-01 ABS-ECU Check harness |