P0577 – Cruise Control Input Circuit High

P0577 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light),Cruise control system inoperative

P0577 Possible Causes

Faulty Cruise Control Function Switch,Cruise Control Function Switch harness is open or shorted,Cruise Control Function Switch circuit poor electrical connection

P0577 Description

The Engine Control Module (ECM) monitors the Cruise Control System. The ECM sets the OBDII code when the Cruise Control System is not to factory specifications.