AutoCodes – Buick – P1FB0 Buick

P1FB0 Buick Code - Hybrid/EV Battery Interface Control Module 10 Read Only 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
P1FB0 Buick indicates Hybrid/EV Battery Interface Control Module 10 Read Only 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.
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Code Popularity 696
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 27, 2020
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Code P1FB0 Buick 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 P1FB0 Buick - Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance - AutoCodes.com
P1FB0 Buick Code - Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance

What are the Possible Causes of the DTC P1FB0 Buick?

  • 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 P1FB0 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 P1FB0 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 P1FB0 Buick code?

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Need Help with the Code?

Get the P1FB0 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 P1FB0 Buick Code

1. What does the P1FB0 code mean on a Buick?

The P1FB0 code indicates a Hybrid/EV Battery Interface Control Module 10 Read Only Memory (ROM) Performance issue, meaning the module's internal memory may have a fault or mismatch.

2. What are the common symptoms of the P1FB0 code?

Common symptoms include an illuminated Check Engine Light, reduced hybrid/EV performance, limited power output, or the vehicle entering limp mode.

3. What causes the P1FB0 code to appear?

The P1FB0 code can be caused by a corrupted or faulty ROM in the control module, software glitches, or issues with the hybrid/EV battery control module itself.

4. Can the P1FB0 code cause damage to the vehicle?

While the code itself won't directly cause damage, ignoring it could lead to reduced hybrid/EV system efficiency or failure, potentially causing further issues.

5. How is the P1FB0 code diagnosed?

A technician will use a diagnostic scanner to read the code, inspect the battery control module for faults, and check for software or hardware issues in the hybrid/EV system.

6. Can the P1FB0 code be fixed by reprogramming the control module?

In some cases, reprogramming or updating the control module software can resolve the issue. However, if the ROM is physically damaged, the module may need replacement.

7. Is it safe to drive with the P1FB0 code?

Driving with the P1FB0 code is generally not recommended, as it may lead to limited vehicle performance or potential hybrid/EV system malfunction.

8. How much does it cost to repair the P1FB0 code on a Buick?

The repair cost can vary, ranging from $150 for a software update to over $1,000 if the control module requires replacement.

9. Can a dead 12-volt battery trigger the P1FB0 code?

A weak or dead 12-volt battery can sometimes cause hybrid/EV system errors, but additional diagnostics are needed to confirm if this is related to the P1FB0 code.

10. Can I clear the P1FB0 code myself?

Clearing the code with an OBDII scanner may temporarily erase it, but the underlying issue must be resolved to prevent the code from returning.

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