OBD Guide

P055F

Engine Oil Pressure Out of Range

P055F is an OBD-II diagnostic trouble code meaning: Engine Oil Pressure Out of Range. Common causes: oil pressure sensor malfunction, oil pump wear. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Oil pressure indicator is on
  • Reduced engine power
  • Engine noise
  • Engine overheating

Causes

  • Oil pressure sensor malfunction
  • Oil pump wear
  • Oil filter clogged
  • Low oil level
  • Oil dilution (e.g. fuel ingress)
  • Problems with the sensor wiring harness

How to Fix

  1. Check the level and condition of the engine oil
  2. Diagnose the oil pressure sensor and its circuit
  3. Check oil pressure with a mechanical pressure gauge
  4. Inspect the oil pump and filter
  5. Replace faulty components

Related codes

Error P055F by Vehicle Brand

FAQ

What does the P055F code mean?

P055F is an OBD-II diagnostic trouble code that indicates: Engine Oil Pressure Out of Range

What causes a P055F error code?

The most common causes of P055F include: Oil pressure sensor malfunction; Oil pump wear; Oil filter clogged; Low oil level.

How do I fix a P055F diagnostic trouble code?

To fix P055F: Check the level and condition of the engine oil. Diagnose the oil pressure sensor and its circuit. Check oil pressure with a mechanical pressure gauge. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P055F?

Limited driving only, diagnose soon

How much does it cost to fix P055F?

The estimated repair cost for P055F is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat