← Back to Search Severity: Medium

B1139

B1139: Power Window Relay Circuit Malfunction

Fix Cost
$100 - $300
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Body
System

📖 What Does B1139 Mean?

The power window relay circuit has malfunctioned, preventing the windows from functioning properly. This code is typically set when the window relay circuit is open or shorted.
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Symptoms

  • Windows do not function
  • may be stuck or slow to operate
  • may have unusual noises or vibrations
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Common Causes

  • Faulty power window relay
  • wiring issues
  • blown fuse
  • faulty window switch
  • or a malfunctioning window regulator
Fix Guide
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Possible Solutions

Check the power window relay for signs of physical damage or corrosion Test the relay circuit with a multimeter to ensure continuity Replace the power window relay if faulty Inspect and clean the wiring harness for any signs of damage or corrosion Replace any blown fuses or faulty window switches Inspect and repair or replace the window regulator if damaged

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Common Questions About B1139

Q

Can I drive with code B1139?

A

You can drive for a short time, but should address code B1139 soon to avoid worsening the problem or failing an emissions test.

Q

How much does it cost to fix B1139?

A

The estimated repair cost for code B1139 is between $100 and $300. 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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Need a Pro?

Complex codes like B1139 can be tricky. Don't risk it if you're unsure.

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Related Diagnostic Codes

Other codes that may appear with B1139

💡 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