OBD Guide

P1EBF

Hybrid/EV Battery Multifunction Contactor Stuck Closed

P1EBF is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Multifunction Contactor Stuck Closed. Common causes: mechanical contactor jamming, problems with contactor power supply. Estimated repair cost: $167–556.

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

Symptoms

  • Hybrid system won't turn off
  • Warning messages on the dashboard
  • Reduced performance of the hybrid system
  • Battery charging problems
  • Inability to start the engine

Causes

  • Mechanical contactor jamming
  • Problems with contactor power supply
  • Control module malfunction
  • Corroded or damaged contacts
  • Wiring Harness Problems

How to Fix

  1. Check the condition of the contactor visually
  2. Check the power supply and control circuit of the contactor
  3. Check the operation of the control module
  4. Replace faulty contactor
  5. Repair only from an authorized dealer

Related codes

FAQ

What does the P1EBF code mean?

P1EBF is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Multifunction Contactor Stuck Closed

What causes a P1EBF error code?

The most common causes of P1EBF include: Mechanical contactor jamming; Problems with contactor power supply; Control module malfunction; Corroded or damaged contacts.

How do I fix a P1EBF diagnostic trouble code?

To fix P1EBF: Check the condition of the contactor visually. Check the power supply and control circuit of the contactor. Check the operation of the control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1EBF?

Do not drive — repair immediately

How much does it cost to fix P1EBF?

The estimated repair cost for P1EBF is $167–556. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat