Engine Oil Pressure Sensor/Switch Low Voltage
The oil pressure sensor signal is below the expected minimum. Often points to an electrical fault — short to ground or failed sensor — but can also indicate genuinely low oil pressure.
Affected components
- Oil pressure sensor
- Sensor wiring
Common causes
- High likelihood: Sensor failed (low)
- Medium likelihood: Signal shorted to ground
Diagnostic notes
- The malfunction indicator lamp may illuminate
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.