P055F — Engine Oil Pressure Out of Range

What Does P055F Mean?

P055F is a diagnostic trouble code indicating: Engine Oil Pressure Out of Range. This code relates to the vehicle speed and idle control system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P055F

⚠️ Check Engine Light (MIL) illuminated
⚠️ Engine Oil Pressure Out of Range not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ Erratic idle speed

Common Causes

🔍 Faulty Engine Oil Pressure Out of Range
🔍 Wiring or connector issue in Engine Oil Pressure Out of Range circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does P055F mean?

P055F indicates: Engine Oil Pressure Out of Range. The vehicle's computer has detected that the Engine Oil Pressure Out of Range is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P055F?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P055F for extended periods may cause additional problems.

How much does it cost to fix P055F?

Repair costs for P055F typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect Engine Oil Pressure Out of Range and related wiring
🔧 Replace faulty Engine Oil Pressure Out of Range

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P055F: Engine Oil Pressure Out of Range