AutoCodes – Generic – P20EA

P20EA Code - Reductant Control Module Power Relay De-Energized Performance Too Early

Quick Answer

P20EA indicates Reductant Control Module Power Relay De-Energized Performance Too Early. Common causes include Faulty Reductant Control Module Power Relay, Reductant Control Module Power Relay harness is open or shorted, Reductant Control Module Power Relay circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P20EA indicates Reductant Control Module Power Relay De-Energized Performance Too Early.
Common causes: Common causes include Faulty Reductant Control Module Power Relay, Reductant Control Module Power Relay harness is open or shorted, Reductant Control Module Power Relay circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 23,788

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P20EA Description

OBDII Code P20EA - Reductant Control Module Power Relay De-Energized Performance Too Early - AutoCodes.com — P20EA Code - Reductant Control Module Power Relay De-Energized Performance Too Early

What does this mean?

What are the Possible Causes of the DTC P20EA?

Faulty Reductant Control Module Power Relay
Reductant Control Module Power Relay harness is open or shorted
Reductant Control Module Power Relay circuit poor electrical connection

How to Fix the DTC P20EA?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P20EA code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P20EA code?

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Need Help with the Code?

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Information for Specific Makes

P20EA Ford — Reductant Control Module Power Relay De-Energized Performance Too Early

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.