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Symptom: LEFT REAR SENSOR CIRCUIT FAILURE When Monitored and Set Condition: LEFT REAR SENSOR CIRCUIT FAILURE When Monitored: Ignition on. The CAB monitors the wheel speed circuit every 7 milliseconds (ms). Set Condition: If the CAB detects an open or shorted wheel speed sensor circuit, the Diagnostic Trouble Code (DTC) will set. POSSIBLE CAUSES LEFT REAR WHEEL SPEED SENSOR OR CONNECTOR DAMAGE LEFT REAR WHEEL SPEED SENSOR CIRCUITS SHORTED OR OPEN CAB-NO OUTPUT LEFT REAR WHEEL SPEED SENSOR -- NO OUTPUT CAB - UNABLE TO READ LEFT REAR WHEEL SPEED SENSOR SIGNAL INTERMITTENT CIRCUIT DTC TEST ACTION APPLICABILITY 1 Turn the ignition on. t, record and erase DTC’s. Turn the ignition off. t, read DTC’s. Does the DRBIII t display Left Rear Wheel Speed Sensor Circuit Failure DTC present right now? All Yes → No → 2 Turn the ignition off. All Yes → Repair as necessary. No → 28 BRAKES (CAB) |