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

P250F

Engine Oil Level Too Low

The oil level monitor reports the engine oil level below the safe minimum after sensor checks pass. Continued operation risks bearing damage and oil-pump cavitation, so the ECM sets a critical warning, may reduce torque and asks the driver to add oil immediately.

SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number5 / 0F

Possible causes

  • High oil consumption between services high
  • External oil leak medium
  • Missed top-up since last service medium

Inspection / repair

  • Difficulty: easy
  • DIY: possible
  • Estimated cost: 10–80 €
  • Estimated time: 0.1–0.3 h
  • Component: engine oil
  • 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