P0522: Engine Oil Pressure Sensor/Switch Low Voltage
5 vehicles · 2 makes · $250-$6,000 repair
Most Reported On
P0522 is an OBD-II diagnostic trouble code meaning “Engine Oil Pressure Sensor/Switch Low Voltage.” The oil pressure sensor is reading low voltage, indicating low oil pressure. Verify actual pressure immediately — engine damage possible. This code is most commonly reported on 2018-2022 Ford EcoSport, 2014-2023 BMW 2 Series (228i, 230i), and 2016-2023 BMW X1, plus 2 other vehicles, with repair costs ranging from $250 to $6,000.
Common Causes
Typical Repair Cost
Based on 5 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
To diagnose P0522, you'll need an OBD-II scanner. Here are our recommendations at every price point.
ANCEL AD310 Classic OBD-II Scanner
by ANCEL
A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).
- Read & clear engine codes
- View freeze frame data
- I/M readiness status
- No batteries or app needed
BlueDriver Pro Bluetooth Scanner
by BlueDriver
Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.
- Enhanced diagnostics (ABS, SRS, transmission)
- Repair Reports with verified fixes
- Smog check readiness
- Free app (iOS & Android)
LAUNCH CRP123X OBD-II Scanner
by LAUNCH
A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.
- Engine, transmission, ABS, SRS diagnostics
- Live data stream & graphing
- AutoVIN for vehicle identification
- Free lifetime updates via Wi-Fi
Autel MaxiCOM MK808S Diagnostic Tool
by Autel
Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.
- All-system diagnostics (25+ modules)
- Bi-directional control & active tests
- Oil reset, EPB, BMS, TPMS, injector coding
- 7-inch touchscreen with Android OS
As an Amazon Associate, we earn from qualifying purchases. Prices are approximate and may vary.
Vehicles Affected (5)
Oil Leaks - Valve Cover & Oil Filter Housing - All Engines
Oil Leaks - Valve Cover & Oil Filter Housing - F48 X1
B48 Oil Filter Housing Gasket Leak/Cracking
Oil Leaks - Valve Cover & Oil Filter Housing - All Models
FAQ
What does P0522 mean?
P0522 stands for "Engine Oil Pressure Sensor/Switch Low Voltage." The oil pressure sensor is reading low voltage, indicating low oil pressure. Verify actual pressure immediately — engine damage possible.
What are the most common causes of P0522?
The most common causes of P0522 are: Low engine oil level, Worn oil pump, Clogged oil pickup tube, Faulty sensor, Worn engine bearings. The specific cause varies by vehicle.
How much does it cost to fix P0522?
Repair costs for P0522 range from $250 to $6,000, depending on the vehicle and root cause.
Which vehicles are affected by P0522?
Au7o has documented P0522 across 5 vehicle models from 2 manufacturers: BMW, Ford.
Sources (7)
- TSBFord EcoSport 1.0L Oil Pump Belt Tensioner TSB
- ForumBimmerpost 2Addicts Forum - N20 valve cover gasket/oil filter housing gasket leak discussion
- NHTSANHTSA Complaint #11401228 - 2017 BMW X1 engine oil leak / burning oil smell
- ForumBimmerpost - B46/B48 valve cover gasket and oil filter housing leak discussion
- NHTSANHTSA Vehicle Complaints for 2018 BMW X2
- videoBMW B48 Oil Filter Housing Gasket Replacement - DIY Repair by EricTheCarGuy
- ForumBimmerpost X3/X4 Forum - Oil Filter Housing Gasket Leak / Valve Cover Leak on F25/F26 28i and 35i
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.