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TROUBLESHOOTING ANTI-SKID BRAKING SYSTEM (ABS) 35B-99 INSPECTION PROCEDURE 5: In the Inspection with the M.U.T.-II/III Data List, the Parking Brake OPERATION The ABS-ECU monitors the parking brake switch to COMMENT ON TROUBLE SYMPTOM The cause may be an open or a short circuit between PROBABLE CAUSES The most likely causes for this case are: • Damaged wiring harness or connector • Malfunction of the parking brake switch • Malfunction of the brake modulator hydraulic unit (integrated with ABS-ECU) Parking Brake Switch Circuit ABS-ECU PARKING Wire colour code |