C1111 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1111 – ABS Pump Motor


C1111 Possible Symptoms


Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)


C1111 Possible Causes


Faulty Anti-Lock Brake System (ABS) Actuator And Electric Unit,ABS Actuator And Electric Unit harness is open or shorted,ABS Actuator And Electric Unit circuit poor electrical connection,Fusible link,Battery power supply system


C1111 Description


PUMP: The pump returns the brake fluid stored in the reservoir to the master cylinder by reducing the pressure. MOTOR: The motor drives the pump according to the signals transmitted by the ABS actuator and electric unit (control unit).