← Back to Search Severity: Medium

B0187

B0187: 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 B0187 Mean?

The B0187 code indicates a problem with the power window circuit, which may cause the window to malfunction or not function at all.
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Symptoms

  • Window won't move
  • stuck or slow movement
  • intermittent operation
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Common Causes

  • Faulty window switch
  • damaged window regulator
  • wiring issue
  • blown fuse
Fix Guide
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Possible Solutions

1. Check and replace the blown fuse. 2. Inspect and clean the window switch. 3. Replace the window switch if faulty. 4. Inspect and repair the window regulator if damaged. 5. Check and repair any wiring issues.

Required Parts

Tools

screwdrivers wrenches multimeter test light
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Need a Pro?

Complex codes like B0187 can be tricky. Don't risk it if you're unsure.

Quick Stats

Severity Medium
DIY Friendly Yes
Est. Time 1-2 hours
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Related Diagnostic Codes

Other codes that may appear with B0187

💡 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