P008B - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P008B 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 P008B code.

OBD II Fault Code

  • OBD II P008B

OBD-II Code Decreased engine performance is defined as a Low Pressure Fuel System Pressure - Too High

When the engine control module (PCM) detects the fuel pressure is too high, the PCM will set code P008B.

Decreased engine performance Symptoms

  • Decreased engine performance
  • Increased fuel consumption

Common Problems That Trigger the P008B Code

  • Fuel pressure regulator failure
  • Fuel pump failure
  • Powertrain Control Module (PCM) failure
  • Wiring issue

Common Repairs Needed for the P008B Code

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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