C028B Code: Meaning, Causes, and Symptoms | OBD2 Codes
C028B – Hand Brake Motor Position Sensor Signal
C028B Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C028B Possible Causes
Faulty Hand Brake Motor Position Sensor,Hand Brake Motor Position Sensor harness is open or shorted,Hand Brake Motor Position Sensor circuit poor electrical connection
The hand brake control module has an internal motor, apply actuator, release actuator, and temperature sensor. The hand brake control module also contains the logic for applying and releasing the hand brake when commanded by the hand brake switch. When the hand brake control module receives a signal from the switch the internal circuit board temperature is checked to verify it is within operating range before the control module performs the requested operation. The hand brake control module also contains an internal hand brake motor position sensor which monitors the hand brake motor position. The Hand brake Motor Position Sensor is an internal sensor to the hand brake control module, this sensor is used to monitor the hand brake motor position.