C0250
Power Steering Pump Pressure
The power steering control module has detected an implausible pressure or load signal from the steering pump. On hydraulic systems this may indicate low fluid or a worn pump; on electric systems it may indicate excessive motor load.
- Check engine light: Not always
- Emissions related: No
- Repair difficulty: medium
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Common causes
Ordered by how often each turns out to be the cause.
- Power steering fluid low or contaminatedCommon
- Power steering pump wornPossible
- Pressure sensor failedLess likely
Parts involved
- Power Steering Pump
- Power Steering Module
- Power Steering Pressure Sensor
C0250 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.