AutoCodesGeneric – P1FB0

P1FB0 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 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 936
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 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 - Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance - AutoCodes.com
P1FB0 Code - Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance

What are the Possible Causes of the DTC P1FB0?

  • 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?

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 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 code?

Need more information on how to fix the P1FB0 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1FB0 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • P1FB0 Buick — Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance
  • P1FB0 Cadillac — Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance
  • P1FB0 Chevrolet — Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance
  • P1FB0 GMC — Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance
  • P1FB0 Saturn — Hybrid/EV Battery Interface Control Module 10 Read Only Memory Performance
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 Code

1. What does the OBDII code P1FB0 mean?

The P1FB0 code indicates an issue with the Hybrid/EV Battery Interface Control Module 10's Read Only Memory (ROM) performance, often related to internal software or hardware faults.

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

Symptoms may include an illuminated check engine light, reduced hybrid or EV performance, limited charging capability, or a vehicle entering limp mode.

3. What causes the P1FB0 code to appear?

Common causes include corrupted or damaged ROM in the control module, software glitches, electrical issues like poor connections, or a failing battery interface control module.

4. Can I continue driving with the P1FB0 code?

Driving with this code is not recommended, as it may lead to further issues with the hybrid/EV battery system and potentially leave you stranded.

5. How is the P1FB0 code diagnosed?

A technician uses a diagnostic scanner to retrieve the code, inspects the hybrid/EV battery control module and related wiring, and checks for software updates or module malfunctions.

6. Can the P1FB0 code be fixed with a software update?

In some cases, reprogramming or updating the module’s software can resolve the issue, but hardware inspection is also necessary to rule out physical damage.

7. How much does it cost to repair the P1FB0 code?

Repair costs can vary, ranging from $150 for software updates to over $1,000 if the battery interface control module needs replacement.

8. Is the P1FB0 code specific to certain vehicles?

Yes, the P1FB0 code is typically found in hybrid or electric vehicles from manufacturers like GM, Toyota, or Ford, but the exact application varies by make and model.

9. Can a weak 12V battery trigger the P1FB0 code?

While unlikely, a weak or failing 12V battery can sometimes cause electrical issues that indirectly affect the hybrid/EV control systems.

10. Do I need to replace the battery if I get the P1FB0 code?

Not necessarily. The code usually points to an issue with the control module rather than the battery itself, though a thorough system inspection is required to confirm.

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