OBD-II code · Powertrain (generic)
P0522 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.
Is it safe to drive with P0522?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySensor failed (low)
- PossibleSignal shorted to ground
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Oil Pressure Sensor, Sensor Wiring
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.