P20FE — Reductant Metering Unit 1 Performance

What Does P20FE Mean?

P20FE is a diagnostic trouble code indicating: Reductant Metering Unit 1 Performance. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P20FE

⚠️ Check Engine Light (MIL) illuminated
⚠️ Reductant Metering Unit 1 not meeting expected output
⚠️ Degraded performance of related system
⚠️ Reduced engine performance

Common Causes

🔍 Reductant Metering Unit 1 degraded from age or contamination
🔍 Mechanical wear in Reductant Metering Unit 1 or related parts
🔍 Restriction or blockage affecting Reductant Metering Unit 1
🔍 Calibration drift in Reductant Metering Unit 1

Frequently Asked Questions

What does P20FE mean?

P20FE indicates: Reductant Metering Unit 1 Performance. The vehicle's computer has detected that the Reductant Metering Unit 1 is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P20FE?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P20FE for extended periods may cause additional problems.

How much does it cost to fix P20FE?

Repair costs for P20FE typically range from $50 to $400, 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 Reductant Metering Unit 1 for contamination or wear
🔧 Replace Reductant Metering Unit 1
🔧 Address any related mechanical faults

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.

P20FE: Reductant Metering Unit 1 Performance