OBD Guide

P1FCE

Hybrid/EV Battery Interface Control Module 10 Cell Balancing Circuit

P1FCE is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Interface Control Module 10 Cell Balancing Circuit. Common causes: module 10 balancing circuit malfunction, problems with wiring or contacts. Estimated repair cost: $167–889.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–889 (est.)

Symptoms

  • Hybrid system power reduction
  • Increased fuel consumption
  • Error message on the dashboard
  • Reduced overall battery charge
  • The car goes into emergency mode

Causes

  • Module 10 balancing circuit malfunction
  • Problems with wiring or contacts
  • Failure of one or more battery cells
  • Hybrid battery control module malfunction
  • Software error in the control system

How to Fix

  1. Checking the integrity of balancing circuits
  2. Diagnostics of the condition of individual battery cells
  3. Checking connections and contacts
  4. Reflashing or replacing the control module
  5. Replacing a faulty battery module

Related codes

FAQ

What does the P1FCE code mean?

P1FCE is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Interface Control Module 10 Cell Balancing Circuit

What causes a P1FCE error code?

The most common causes of P1FCE include: Module 10 balancing circuit malfunction; Problems with wiring or contacts; Failure of one or more battery cells; Hybrid battery control module malfunction.

How do I fix a P1FCE diagnostic trouble code?

To fix P1FCE: Checking the integrity of balancing circuits. Diagnostics of the condition of individual battery cells. Checking connections and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1FCE?

Limited driving only, diagnose soon

How much does it cost to fix P1FCE?

The estimated repair cost for P1FCE is $167–889. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat