FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Left Front Sensor Circuit Failure


















Symptom:
LEFT FRONT SENSOR CIRCUIT FAILURE

When Monitored and Set Condition:
LEFT FRONT 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 FRONT WHEEL SPEED SENSOR (+) CIRCUIT OPEN
LEFT FRONT WHEEL SPEED SENSOR (-) CIRCUIT OPEN
LEFT FRONT WHEEL SPEED SENSOR (+) CIRCUIT SHORTED TO GROUND
LEFT FRONT WHEEL SPEED SENSOR (-) CIRCUIT SHORTED TO GROUND
LEFT FRONT WHEEL SPEED SENSOR (+) CIRCUIT SHORTED TO VOLTAGE
LEFT FRONT WHEEL SPEED SENSOR (-) CIRCUIT SHORTED TO VOLTAGE
INTERMITTENT CIRCUIT DTC
LEFT FRONT WHEEL SPEED SENSOR RESISTANCE OUT OF SPECIFICATION
LEFT FRONT WHEEL SPEED SENSOR DEFECTIVE - SHORTED TO GROUND
CAB DEFECTIVE - LEFT FRONT WHEEL SPEED SENSOR (+) CIRCUIT OPEN
CAB DEFECTIVE - LEFT FRONT WHEEL SPEED SENSOR (-) CIRCUIT OPEN
CAB DEFECTIVE - LEFT FRONT WHEEL SPEED SENSOR (+) CIRCUIT SHORTED TO GROUND
LEFT FRONT WHEEL SPEED SENSOR OR CONNECTOR DAMAGE