P0593 – Speed Control Switch 2 Circuit High

P0593 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P0593 Possible Causes

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

P0593 Description

The Engine Control Module (ECM) monitors the Speed Speed Control Switch 2. The ECM sets the OBDII code when the Speed Control Switch 2 is not to factory specifications.