P2285
Injector Control Pressure Sensor Circuit Low
The voltage of the injector control pressure sensor is below the calibrated minimum. The signal indicates either a short to ground or a sensor that has lost its supply.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Signal shorted to groundCommon
- Open 5 V supplyPossible
- Connector pins corroded - high contact resistanceLess likely
Parts involved
- Icp Sensor
- Icp Wiring
P2285 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.