C0021 CADILLAC - Right Front Wheel Speed Sensor Circuit Open Or Shorted To Battery
- Faulty Right Front Wheel Speed Sensor
- Right Front Wheel Speed Sensor harness is open or shorted
- Right Front Wheel Speed Sensor circuit poor electrical connection
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
C0021 Cadillac DescriptionThe Anti-Lock Brake System (ABS) Module monitors the Right Front Wheel Speed Sensor. The ABS Module sets the OBDII code when the Right Front Wheel Speed Sensor is not to factory specifications.
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