Our automotive experts have put together the following information about the P0596 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0596 code.

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
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