← Back to Search Severity: Medium

B2379

B2379: Power Window Circuit Malfunction

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
✅ Yes
Save money
Category
Body
System

📖 What Does B2379 Mean?

The power window circuit has malfunctioned, preventing the windows from functioning properly. This code is usually triggered when there is an issue with the window switch, motor, or regulator.
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Symptoms

  • Windows won't move
  • or move intermittently
  • when the switch is activated
  • or the window is stuck in a partially open or closed position.
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Common Causes

  • Faulty window switch
  • damaged or worn-out window motor
  • faulty window regulator
  • wiring issues
  • or a blown fuse.
Fix Guide
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Possible Solutions

1. Check the fuse box for a blown fuse and replace it if necessary. 2. Inspect the window switch for damage or corrosion and clean or replace it if necessary. 3. Check the window motor for proper operation and replace it if necessary. 4. Inspect the window regulator for damage or wear and replace it if necessary. 5. Check the wiring harness for damage or corrosion and repair or replace it if necessary.

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Common Questions About B2379

Q

Can I drive with code B2379?

A

You can drive for a short time, but should address code B2379 soon to avoid worsening the problem or failing an emissions test.

Q

How much does it cost to fix B2379?

A

The estimated repair cost for code B2379 is between $50 and $200. This includes parts and labor for most makes and models.

Q

Is this code easy to fix myself?

A

This repair is considered moderate. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.

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Related Diagnostic Codes

Other codes that may appear with B2379

💡 Why These Codes Are Related:

  • Similar Issues: Same root cause or component failure
  • Related Problems: Often occur together due to system interactions
  • Sequential Codes: Progressive failure stages or multiple sensors
  • Same System: Components within the same automotive system