What Does P0595 Mean? OBD-II Code Cruise control will not operate is defined as a Cruise Control Servo Control Circuit Low The cruise control servo is electronically controlled by the engine computer (PCM). This servo controls the vacuum that activates and deactivates the cruise control system. If the Cruise Control Servo does not operate as requested by the PCM, code P0595 will set. engine code P0595P0595 fixobd P0595dtc P0595obd code P0595obd2 P0595P0595 car codediagnostic code P0595car code P0595check engine code P0595fehlercode P0595P0595 fiatcodigo P0595codigo falla P0595P0595 kody b??dówcodigo de falla P0595 What are the common causes of P0595 ? A P0595 code can have more than one cause, but the most common are: Faulty cruise control servo solenoid Faulty cruise control switch Faulty cruise control servo Faulty cruise control circuit wiring Faulty cruise control connectors Faulty fuse What are the sym How do you troubleshoot P0595 ? With the valve disconnected, the red voltmeter lead should be attached to the IMRC valve power wire and the black voltmeter lead connected to ground. If the scan tool has that capability, and the scan tool can operate the IMRC valves, then the problem is either resolved and a simple code clearing is all that's left or a new PCM would be called for. Searches related to P0595 Code - Speed Control Servo Control Circuit Low P0595 P05956