AutoCodes – GMC – P1FB8 GMC

P1FB8 GMC Code - Hybrid/EV Battery Interface Control Module 6 Long Term Memory Performance

Quick Answer

The Hybrid/EV Battery Interface Control Module will diagnose its own systems and determine when a fault condition is present. Common causes include Faulty Hybrid/EV Battery Interface Control Module, Hybrid/EV Battery Interface Control Module harness is open or shorted, Hybrid/EV Battery Interface Control Module 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: P1FB8 GMC indicates Hybrid/EV Battery Interface Control Module 6 Long Term Memory Performance.
Common causes: Common causes include Faulty Hybrid/EV Battery Interface Control Module, Hybrid/EV Battery Interface Control Module harness is open or shorted, Hybrid/EV Battery Interface Control Module 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 843

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 27, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1FB8 GMC Description

The Hybrid/EV Battery Interface Control Module 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. This fault is internal to the Hybrid/EV Battery Interface Control Module and no external circuits are involved.

OBDII Code P1FB8 GMC - Hybrid/EV Battery Interface Control Module 6 Long Term Memory Performance - AutoCodes.com — P1FB8 GMC Code - Hybrid/EV Battery Interface Control Module 6 Long Term Memory Performance

What does this mean?

What are the Possible Causes of the DTC P1FB8 GMC?

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

How to Fix the DTC P1FB8 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 P1FB8 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 P1FB8 GMC code?

Need more information on how to fix the P1FB8 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1FB8 GMC 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 P1FB8 GMC Code

What does the OBDII code P1FB8 mean for my GMC vehicle?

The OBDII code P1FB8 indicates a performance issue with the Hybrid/EV Battery Interface Control Module 6, specifically related to long-term memory performance.

What are the common symptoms of a P1FB8 code?

Common symptoms include reduced fuel efficiency, warning lights on the dashboard (such as the check engine light), and potential issues with hybrid system performance.

What could cause the P1FB8 code to trigger?

Causes may include a faulty Hybrid/EV Battery Interface Control Module, issues with wiring or connectors, or problems with the battery management system.

Can I drive my GMC with a P1FB8 code?

While you may be able to drive the vehicle, it is not recommended as it could lead to reduced performance or further damage to the hybrid system.

How can I diagnose the P1FB8 code accurately?

To diagnose the P1FB8 code, use an OBD-II scanner to read the code, check related wiring and connectors, and perform tests on the Hybrid/EV Battery Interface Control Module to ensure it is functioning properly.

What repairs might be necessary for a P1FB8 code?

Repairs could include replacing the Hybrid/EV Battery Interface Control Module, repairing or replacing damaged wiring, or recalibrating the battery management system.

Is it safe to ignore the P1FB8 code?

Ignoring the P1FB8 code is not safe, as it can lead to further complications in the hybrid system and potentially leave you stranded due to battery performance issues.

How can I prevent the P1FB8 code from recurring?

To prevent the P1FB8 code from recurring, ensure regular maintenance of the hybrid system, keep the battery and its components clean and secure, and address any electrical issues promptly.

Will clearing the P1FB8 code fix the problem?

Clearing the P1FB8 code may temporarily turn off the warning light, but it will not fix the underlying issue. Proper diagnostics and repairs are necessary to resolve the problem.