P2591 - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P2591 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 P2591 code.

OBD II Fault Code

  • OBD II P2591

OBD-II Code Wiring issue is defined as a Cruise Control Front Distance Range Sensor

The engine computer (PCM) controls the boost from the turbocharge using a Turbocharger Vane Position Solenoid. The PCM confirms the solenoid is working as desired by using a Turbocharger Vane Position Sensor. If the Turbocharger Vane Position Sensor fails to correctly report back to the PCM, code P2591 will be stored.

Wiring issue Symptoms

  • Lack of boost from the turbo/supercharger

Common Problems That Trigger the P2591 Code

  • Radar sensor failure
  • Radar sensor is covered in debris
  • 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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