P0525 - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P0525 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 P0525 code.

OBD II Fault Code

  • OBD II P0525

OBD-II Code Cruise control will not operate is defined as a Cruise Control Servo Control Circuit Range/Performance

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 P0525 will set.

Cruise control will not operate Symptoms

  • Cruise control will not operate

Common Problems That Trigger the P0525 Code

  • Cruise control relay failure
  • Cruise control servo failure
  • Wiring issue

About the Author

Brad Kava is an automotive expert at RepairPal, the leading online source of auto repair resources and estimates. With many ASE Master certified mechanics on staff who have decades of experience, RepairPal knows all the fine points of car repair.

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