← Back to Search Severity: Medium

B0899

B0899: Power Window Relay Circuit Malfunction

Fix Cost
$50 - $150
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Body
System

📖 What Does B0899 Mean?

The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
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Symptoms

  • Windows won't roll up or down
  • or do so intermittently
  • with no apparent cause.
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Common Causes

  • Faulty power window relay
  • wiring issues
  • or a malfunctioning window switch.
Fix Guide
🛠️

Possible Solutions

1. Check the power window relay for signs of physical damage or corrosion. Replace if necessary. 2. Inspect and clean the wiring harness and connectors. 3. Test the window switch to ensure it's functioning properly. 4. If the issue persists, replace the power window relay and/or window switch.

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Common Questions About B0899

Q

Can I drive with code B0899?

A

You can drive for a short time, but should address code B0899 soon to avoid worsening the problem or failing an emissions test.

Q

How much does it cost to fix B0899?

A

The estimated repair cost for code B0899 is between $50 and $150. 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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Complex codes like B0899 can be tricky. Don't risk it if you're unsure.

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Related Diagnostic Codes

Other codes that may appear with B0899

💡 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