C0374 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C0374 – Transfer Case System Malfunction


C0374 Possible Symptoms


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


C0374 Possible Causes


Faulty Transfer Case Motor/Encoder,Transfer Case Motor/Encoder harness is open or shorted,Transfer Case Motor/Encoder circuit poor electrical connection


C0374 Description


The transfer case shift control module senses rear slip. After several attempts of applying torque to the front wheels, by activating the encoder motor, the transfer case still sees a difference in speed between the front propshaft speed sensor and rear propshaft speed sensor. The transfer case shift control module is unable to correct sensed wheel slip for 10 consecutive seconds.