OBD Guide

P1B61

Hybrid/Electric Vehicle Battery 42 Circuit Low Voltage

P1B61 is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 42 Circuit Low Voltage. Common causes: problems with battery module 42, poor contacts or corrosion in the battery circuit. 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
  • Check Engine Light Illuminates
  • A battery error message appears
  • Reducing electric range
  • Unstable operation of the hybrid system

Causes

  • Problems with battery module 42
  • Poor contacts or corrosion in the battery circuit
  • Battery management system (BMS) malfunction
  • Battery cell imbalance
  • Damage to the high voltage system wiring harness

How to Fix

  1. Diagnosis of battery module status 42
  2. Checking connections and contacts in the circuit
  3. Testing the Battery Management System
  4. Balancing Battery Cells
  5. Replace the damaged battery module if necessary

Related codes

FAQ

What does the P1B61 code mean?

P1B61 is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 42 Circuit Low Voltage

What causes a P1B61 error code?

The most common causes of P1B61 include: Problems with battery module 42; Poor contacts or corrosion in the battery circuit; Battery management system (BMS) malfunction; Battery cell imbalance.

How do I fix a P1B61 diagnostic trouble code?

To fix P1B61: Diagnosis of battery module status 42. Checking connections and contacts in the circuit. Testing the Battery Management System. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1B61?

Limited driving only, diagnose soon

How much does it cost to fix P1B61?

The estimated repair cost for P1B61 is $167–889. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat