OBD Guide

P1FA6

Hybrid/EV Battery Interface Control Module 5 Not Programmed

P1FA6 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Interface Control Module 5 Not Programmed. Common causes: the battery management module was not programmed at the factory, module software failure. Estimated repair cost: $167–556.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$167–556 (est.)

Symptoms

  • Check Engine Light Is On
  • Hybrid system power reduction
  • Limiting the operation of the electric motor
  • Error message on display
  • Battery charging problems

Causes

  • The battery management module was not programmed at the factory
  • Module software failure
  • Problems with firmware update
  • Module replacement without further programming
  • Module memory corruption

How to Fix

  1. Diagnostics using a specialized scanner
  2. Checking the module software version
  3. Reprogramming the Battery Management Module
  4. If necessary, replace the module with subsequent programming
  5. Checking system operation after repair

Related codes

FAQ

What does the P1FA6 code mean?

P1FA6 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Interface Control Module 5 Not Programmed

What causes a P1FA6 error code?

The most common causes of P1FA6 include: The battery management module was not programmed at the factory; Module software failure; Problems with firmware update; Module replacement without further programming.

How do I fix a P1FA6 diagnostic trouble code?

To fix P1FA6: Diagnostics using a specialized scanner. Checking the module software version. Reprogramming the Battery Management Module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1FA6?

Do not drive — repair immediately

How much does it cost to fix P1FA6?

The estimated repair cost for P1FA6 is $167–556. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat