AutoCodes – Buick – P1E9C Buick

P1E9C Buick Code - Hybrid/EV Battery Interface Control Module 3 Read Only Memory Performance

Quick Answer

The hybrid battery interface control module 3 will diagnose its own systems and determine when a fault condition is present. Common causes include Faulty Hybrid/EV Battery Interface Control Module 3, Hybrid/EV Battery Interface Control Module 3 harness is open or shorted, Hybrid/EV Battery Interface Control Module 3 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
P1E9C Buick indicates Hybrid/EV Battery Interface Control Module 3 Read Only Memory Performance.
Common causes
Common causes include Faulty Hybrid/EV Battery Interface Control Module 3, Hybrid/EV Battery Interface Control Module 3 harness is open or shorted, Hybrid/EV Battery Interface Control Module 3 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 761
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 24, 2020
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Code P1E9C Buick Description

The hybrid battery interface control module 3 will diagnose its own systems and determine when a fault condition is present. This diagnostic applies to internal microprocessor integrity conditions within the hybrid battery interface control module 3. This fault is internal to the hybrid battery interface control module 3 and no external circuits are involved.
OBDII Code P1E9C Buick - Hybrid/EV Battery Interface Control Module 3 Read Only Memory Performance - AutoCodes.com
P1E9C Buick Code - Hybrid/EV Battery Interface Control Module 3 Read Only Memory Performance

What are the Possible Causes of the DTC P1E9C Buick?

  • Faulty Hybrid/EV Battery Interface Control Module 3
  • Hybrid/EV Battery Interface Control Module 3 harness is open or shorted
  • Hybrid/EV Battery Interface Control Module 3 circuit poor electrical connection

How to Fix the DTC P1E9C 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 P1E9C 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.

Need more information about the P1E9C Buick code?

Need more information on how to fix the P1E9C Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1E9C Buick code diagnosed by a professional: Find a repair shop in your area

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 P1E9C Buick Code

1. What are common symptoms of OBDII code P1E9C in a Buick Hybrid/EV vehicle?

- Common symptoms include poor hybrid system performance, decreased fuel efficiency, and potential illumination of the check engine light.

2. What can cause the OBDII code P1E9C to trigger in a Buick Hybrid/EV car?

- The code P1E9C is typically triggered by issues with the Hybrid/EV Battery Interface Control Module 3 Read Only Memory, such as a malfunction or performance degradation.

3. How can I diagnose the cause of OBDII code P1E9C in my Buick Hybrid/EV vehicle?

- Diagnosis usually involves using a professional OBDII scanner to read the code, checking for any other related codes, and conducting a thorough inspection of the Hybrid/EV battery system.

4. Is it safe to continue driving my Buick with the OBDII code P1E9C present?

- It is not recommended to ignore the code and continue driving as it can lead to further damage to the hybrid system. It's best to address the issue promptly.

5. What are some repair tips for resolving OBDII code P1E9C in a Buick Hybrid/EV car?

- Repair tips may include checking and potentially replacing the Hybrid/EV Battery Interface Control Module 3 Read Only Memory, ensuring proper connections, and verifying the overall health of the hybrid system components.

6. Can a DIY enthusiast fix the OBDII code P1E9C issue in a Buick Hybrid/EV vehicle?

- While some basic troubleshooting steps can be performed by DIY enthusiasts, resolving complex hybrid system issues like P1E9C may require specialized knowledge and equipment, so it's advisable to seek professional assistance.

7. How much does it typically cost to repair OBDII code P1E9C in a Buick Hybrid/EV car?

- The cost of repair can vary depending on the exact cause of the code and the necessary parts and labor involved. It's recommended to obtain quotes from reputable mechanics or dealerships.

8. Can the OBDII code P1E9C be intermittent in a Buick Hybrid/EV vehicle?

- Yes, intermittent issues with the Hybrid/EV Battery Interface Control Module 3 Read Only Memory can sometimes trigger the code sporadically, making diagnosis and repair more challenging.

9. Is there a way to prevent OBDII code P1E9C from recurring in my Buick Hybrid/EV vehicle?

- Regular maintenance of the hybrid system, including monitoring the battery performance and addressing any issues promptly, can help prevent the recurrence of the P1E9C code.

10. How long does it typically take to repair OBDII code P1E9C in a Buick Hybrid/EV car?

- The repair time can vary based on the complexity of the issue, availability of parts, and the expertise of the technician. It's advisable to consult with the repair shop for a more accurate estimate.

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