P0904 Code: Meaning, Causes, and Symptoms | OBD2 Codes

P0904 – Gate Select Position Circuit

 

P0904 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

P0904 Possible Causes

 

Faulty Gate Select Position Actuator,Gate Select Position Actuator harness is open or shorted,Gate Select Position Actuator circuit poor electrical connection

 

P0904 Description

 

The Transmission Control Module (TCM) monitors the Gate Select Position Actuator. The TCM sets the OBDII code when the Gate Select Position Actuator is not to factory specifications.