← Back to Search Severity: Medium

B0186

B0186: Door Locks Actuator Malfunction

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

📖 What Does B0186 Mean?

The B0186 code indicates a malfunction in the door lock actuator, which may prevent the doors from locking or unlocking properly.
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Symptoms

  • Door locks may not function
  • doors may not lock or unlock
  • or may do so intermittently.
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Common Causes

  • Faulty door lock actuator
  • wiring issue
  • or a problem with the body control module.
Fix Guide
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Possible Solutions

1. Check the door lock actuator for damage or corrosion and replace it if necessary. 2. Inspect the wiring harness for damage or corrosion and repair or replace it if necessary. 3. Update the body control module's software if necessary. 4. Test the door lock actuator and wiring harness to ensure proper function.

Common Questions About B0186

Can I drive with code B0186?

You can drive for a short time, but should address code B0186 soon to avoid worsening the problem or failing an emissions test.

How much does it cost to fix code B0186?

The estimated repair cost for code B0186 is between $100 and $300. This includes parts and labor. Prices may vary based on your vehicle's make and model.

Is code B0186 easy to fix myself?

This repair is considered moderate. It may require specialized tools or significant disassembly. If you are not an experienced mechanic, professional help is recommended.

Required Parts

Tools

Multimeter Wire tester Torx screwdriver
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Need a Pro?

Complex codes like B0186 can be tricky. Don't risk it if you're unsure.

Quick Stats

Severity Medium
DIY Friendly No
Est. Time 1-2 hours
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Related Diagnostic Codes

Other codes that may appear with B0186

💡 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