OBD Guide

P1B67

Hybrid/Electric Vehicle Battery 44 Circuit Low Voltage

P1B67 is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 44 Circuit Low Voltage. Common causes: battery cell #44 malfunction, problems with connecting circuits or contacts. Estimated repair cost: $167–889.

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

Symptoms

  • The Check Engine or Hybrid light comes on
  • Reduced performance of the hybrid system
  • Reducing electric range
  • Problems with charging a high-voltage battery
  • The car may go into emergency mode

Causes

  • Battery cell #44 malfunction
  • Problems with connecting circuits or contacts
  • Battery management system (BMS) malfunction
  • Short circuit in battery circuit
  • Corroded or loose contacts

How to Fix

  1. Check the actual voltage of battery cell No. 44
  2. Inspect connecting circuits and contacts
  3. Check the operation of the battery management system (BMS)
  4. If necessary, replace the faulty battery cell
  5. Test the entire high voltage system after repair

Related codes

FAQ

What does the P1B67 code mean?

P1B67 is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 44 Circuit Low Voltage

What causes a P1B67 error code?

The most common causes of P1B67 include: Battery cell #44 malfunction; Problems with connecting circuits or contacts; Battery management system (BMS) malfunction; Short circuit in battery circuit.

How do I fix a P1B67 diagnostic trouble code?

To fix P1B67: Check the actual voltage of battery cell No. 44. Inspect connecting circuits and contacts. Check the operation of the battery management system (BMS). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1B67?

Limited driving only, diagnose soon

How much does it cost to fix P1B67?

The estimated repair cost for P1B67 is $167–889. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat