← Back to Search Severity: Medium

B0194

B0194: Door Locks Actuator 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 B0194 Mean?

The B0194 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking and unlocking functions.
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Symptoms

  • Door locks may not function properly
  • or may lock/unlock randomly
  • or may not respond to key fob or door switch inputs.
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Common Causes

  • Faulty door locks actuator
  • wiring issues
  • faulty body control module
  • or a problem with the door lock switch.
Fix Guide
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Possible Solutions

1. Check the door locks actuator for any signs of physical damage or corrosion. Replace if necessary. 2. Inspect wiring and connectors for any signs of damage or corrosion. Repair or replace as needed. 3. Check the body control module for any fault codes. Clear or replace as needed. 4. Test the door lock switch for proper function. Replace if necessary.

Required Parts

Tools

Multimeter Wire tester Torx screwdriver
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Need a Pro?

Complex codes like B0194 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 B0194

💡 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