OBD-II code · Powertrain (generic)

P008D Fuel Cooler Pump Control Circuit Low

Control voltage of the fuel cooler pump is below the expected range — short to ground or low-resistance fault.

Is it safe to drive with P008D?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyWiring shorted to ground
  • Less likelyConnector pins corroded - high contact resistance
  • Less likelyHarness chafing through insulation

Repair at a glance

Difficulty
Medium
DIY friendly
Often, with basic tools
Typical labour
0.5–3 h
Emissions test
Usually unaffected
Parts involved
Fuel Cooler Pump, Pump Wiring

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.