C0056 – ‘G’ Sensor Signal

C0056 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

C0056 Possible Causes

Faulty ‘G’ Sensor,’G’ Sensor harness is open or shorted,’G’ Sensor circuit poor electrical connection

C0056 Description

The Engine Control Module (ECM) monitors the ‘G’ Sensor. The ECM sets the OBDII code when the ‘G’ Sensor is not to factory specifications.