P250B OBD II Trouble Code Engine Oil Level Sensor Circuit Range/Performance

How to quickly diagnose and repair, and causes of a P250B electrical code which indicates a detected out of range or performance problem in the engine oil level sensor circuit.

Symptoms of P250B OBD II Trouble Code

  • Engine may not start
  • Low oil pressure gauge reading
  • Service engine soon light illuminated
  • Check engine light illuminated

Common Causes of P250B OBD II Trouble Code

  • Defective oil level sensor
  • Dirty or clogged oil pressure sensor
  • Low engine oil level
  • Engine oil level too high
  • Faulty or damaged wiring
  • Corroded, damaged or loose connector
  • Defective fuse or fuse-able link (If applicable)
  • Defective PCM

Severity of P250B OBD II Trouble Code

The severity of this code is severe and requires immediate attention. Insufficient lubrication or oil pressure can cause permanent damage to internal engine components very rapidly.