AutoCodes – GMC – P1EA3 GMC

P1EA3 GMC Code - Hybrid/EV Battery Interface Control Module 4 Long Term Memory Performance

Quick Answer

The Hybrid/EV Battery Interface Control Module 4 will diagnose its own systems and determine when a fault condition is present. Common causes include Faulty Hybrid/EV Battery Interface Control Module 4, Hybrid/EV Battery Interface Control Module 4 harness is open or shorted, Hybrid/EV Battery Interface Control Module 4 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: P1EA3 GMC indicates Hybrid/EV Battery Interface Control Module 4 Long Term Memory Performance.
Common causes: Common causes include Faulty Hybrid/EV Battery Interface Control Module 4, Hybrid/EV Battery Interface Control Module 4 harness is open or shorted, Hybrid/EV Battery Interface Control Module 4 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 818

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 Apr 24, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1EA3 GMC Description

The Hybrid/EV Battery Interface Control Module 4 will diagnose its own systems and determine when a fault condition is present. This diagnostic applies to internal microprocessor integrity conditions within the Hybrid/EV Battery Interface Control Module 4. This fault is internal to the Hybrid/EV Battery Interface Control Module 4 and no external circuits are involved.

OBDII Code P1EA3 GMC - Hybrid/EV Battery Interface Control Module 4 Long Term Memory Performance - AutoCodes.com — P1EA3 GMC Code - Hybrid/EV Battery Interface Control Module 4 Long Term Memory Performance

What does this mean?

What are the Possible Causes of the DTC P1EA3 GMC?

Faulty Hybrid/EV Battery Interface Control Module 4
Hybrid/EV Battery Interface Control Module 4 harness is open or shorted
Hybrid/EV Battery Interface Control Module 4 circuit poor electrical connection

How to Fix the DTC P1EA3 GMC?

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 P1EA3 GMC 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 P1EA3 GMC code?

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Need Help with the Code?

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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.

Frequently Asked Questions about P1EA3 GMC Code

What does the OBDII code P1EA3 mean for my GMC vehicle?

The OBDII code P1EA3 indicates a problem with the Hybrid/EV Battery Interface Control Module 4's long-term memory performance, which can affect the overall function of the hybrid or electric vehicle system.

What are the common symptoms associated with code P1EA3?

Common symptoms may include reduced hybrid or electric vehicle performance, warning lights on the dashboard, and potential issues with battery charging or discharging.

What could cause the P1EA3 code to trigger?

Possible causes include a faulty Hybrid/EV Battery Interface Control Module, poor connections or wiring issues, or problems with the battery itself, such as cell degradation.

How can I diagnose the P1EA3 code?

To diagnose the P1EA3 code, use an OBDII scanner to read the code, inspect the wiring and connections to the Hybrid/EV Battery Interface Control Module, and check the functionality of the battery and its related components.

What repairs might be necessary if I have a P1EA3 code?

Repairs may include replacing the Hybrid/EV Battery Interface Control Module, repairing or replacing damaged wiring or connectors, or servicing the battery pack if it is found to be defective.

Can I drive my GMC vehicle with the P1EA3 code?

While you may be able to drive the vehicle, it is not recommended as it can lead to further issues with hybrid or electric vehicle performance and may result in more costly repairs.

How can I reset the P1EA3 code after repairs?

After repairs, the code can typically be reset using an OBDII scanner by clearing the trouble codes, or by disconnecting the vehicle's battery for a period of time.

Is the P1EA3 code serious?

Yes, the P1EA3 code can be serious as it impacts the performance of the hybrid or electric vehicle system, and ignoring it may lead to further damage or decreased vehicle efficiency.

Will the P1EA3 code affect my vehicle's fuel economy?

Yes, if the Hybrid/EV Battery Interface Control Module is not functioning properly, it can negatively affect the vehicle's fuel economy due to inefficient battery usage or power management.

What should I do if I can't find the cause of the P1EA3 code?

If you're unable to determine the cause, it's advisable to consult a professional technician or a dealership with expertise in hybrid and electric vehicle systems for further diagnosis and repair.