OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Powertrain generic / SAE

P008C

Fuel Cooler Pump Control Circuit/Open

Open circuit at the fuel cooler pump control. The pump that circulates fuel through a cooler (used on diesels and some hot-fuel applications) cannot be driven.

SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / 8C

Possible causes

  • Wiring break or unplugged connector high
  • Pump motor open medium
  • Pin pushed back out of connector body low

Inspection / repair

  • Difficulty: medium
  • DIY: possible
  • Estimated cost: 60–500 €
  • Estimated time: 0.5–3 h
  • Component: fuel cooler pump
  • Component: pump wiring
  • MIL / check engine light

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication