OBD-II diagnostic trouble code
P0522Caution

Engine Oil Pressure Sensor/Switch Low Voltage

The oil pressure sensor's voltage is implausibly low, typically a wiring or sensor fault rather than an oiling problem.

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Code names are compiled from open/standardized SAE and ISO references. Explanations, symptoms, causes and fixes are original. Covers generic (P0/C0/B0/U0) codes only — manufacturer-specific codes are planned for a future update.

Frequently asked questions

Can I drive with P0522?

You can usually keep driving with P0522, but don't put it off — the underlying cause can get worse or lead to further damage the longer it goes unaddressed. Get it diagnosed as soon as you reasonably can.

How much does it cost to fix P0522?

The cost varies too much by cause and vehicle to give a single figure here — a diagnosis will narrow it down.

What causes P0522?

AS
Reviewed by Artyom SemenovAutomotive Editor · Fact-checked by Yauheni Kapliarchuk, Editor-in-Chief
Code names compiled from open SAE/ISO references; explanations and repair guidance are original editorial content
Last verified: 09 Jul 2026 · Our methodology