AutoCodes – Buick – P1EA2 Buick

P1EA2 Buick Code - Hybrid/EV Battery Interface Control Module 4 Read Only 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: P1EA2 Buick indicates Hybrid/EV Battery Interface Control Module 4 Read Only 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 739

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 P1EA2 Buick 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 P1EA2 Buick - Hybrid/EV Battery Interface Control Module 4 Read Only Memory Performance - AutoCodes.com — P1EA2 Buick Code - Hybrid/EV Battery Interface Control Module 4 Read Only Memory Performance

What does this mean?

What are the Possible Causes of the DTC P1EA2 Buick?

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 P1EA2 Buick?

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 P1EA2 Buick 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.

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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 P1EA2 Buick Code

1. What are common symptoms of OBDII code P1EA2 in a Buick Hybrid/EV?

- Common symptoms include reduced hybrid/EV system performance, illuminated check engine light, and potential drivability issues.

2. What does the OBDII code P1EA2 for the Hybrid/EV Battery Interface Control Module 4 Read Only Memory Performance indicate?

- This code indicates a performance issue with the read-only memory (ROM) in Module 4 of the Hybrid/EV Battery Interface Control Module.

3. What are possible causes of OBDII code P1EA2 in a Buick Hybrid/EV?

- Possible causes include a faulty Hybrid/EV Battery Interface Control Module, damaged ROM in Module 4, wiring issues, or software glitches.

4. How can I diagnose OBDII code P1EA2 related to the Hybrid/EV Battery Interface Control Module 4 ROM performance issue?

- Diagnosis typically involves using an OBDII scanner to retrieve the specific code, checking the Hybrid/EV system for any visible damage, and conducting thorough electrical testing.

5. Can OBDII code P1EA2 be repaired without professional help?

- Due to the complex nature of the Hybrid/EV system and the specialized equipment required, it is recommended to seek professional assistance for diagnosing and repairing this code.

6. Is driving the vehicle with OBDII code P1EA2 safe?

- It is not recommended to continue driving the vehicle with this code present, as it can lead to further damage to the Hybrid/EV system and potential safety hazards.

7. How much does it typically cost to repair OBDII code P1EA2 in a Buick Hybrid/EV?

- Repair costs can vary depending on the exact cause of the issue, but it is advisable to budget for diagnostic fees, parts replacement, and labor costs.

8. Are there any preventive maintenance tips to avoid OBDII code P1EA2 in a Buick Hybrid/EV?

- Regularly scheduled maintenance, such as software updates and system checks by a qualified technician, can help prevent issues like code P1EA2 from occurring.

9. Can clearing the OBDII code P1EA2 reset the Hybrid/EV system?

- Clearing the code may temporarily turn off the check engine light, but it will not resolve the underlying issue causing the code to appear.

10. How urgent is it to address OBDII code P1EA2 in a Buick Hybrid/EV?

- It is recommended to address this code promptly to prevent further damage to the Hybrid/EV system and ensure the vehicle operates safely and efficiently.