P0596 OBD-II: Cruise Control Servo Control Circuit High
P0596 Severity
Will P0596 go away on its own?
Once the vehicle's onboard system no longer detects the issue, most codes will disappear on their own. If your vehicle still has this code, however, it should be properly diagnosed to avoid a more serious problem.
For a proper diagnosis, RepairPal Certified shops have the equipment, tools, and expertise.
Moderate severity codes might not threaten the vehicle's safety or functionality immediately, but you should still get it diagnosed within a reasonable time frame to keep your car running well.
What causes OBD-II fault code P0596?
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 P0596 will set.
What Does P0596 Code Mean?
OBD-II Code P0596 is defined as a Cruise Control Servo Control Circuit High
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 P0596 will set.
P0596 Symptoms
- Cruise control will not operate
Common Problems That Trigger the P0596 Code
- Cruise control relay failure
- Cruise control servo failure
- Wiring issue
Ask our experts about P0596.
RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.
Call us at 877-913-1554
Available 9am – 6pm ET Monday through Friday
