← Back to Search Severity: Medium

B0674

B0674: Door Locks Actuator Malfunction

Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Body
System

📖 What Does B0674 Mean?

The B0674 code indicates a malfunction in the door lock actuator, which may cause the doors to malfunction or not lock/unlock properly.
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Symptoms

  • Doors may not lock or unlock
  • door locks may be slow or unresponsive
  • door locks may not function at all.
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Common Causes

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

1. Check the door lock actuator for any signs of physical damage or corrosion. Replace if necessary. 2. Check the wiring harness for any signs of damage or corrosion. Repair or replace if necessary. 3. Check the door lock module for any signs of damage or corrosion. Replace if necessary. 4. Check the door lock switch for any signs of damage or corrosion. Replace if necessary. 5. If none of the above steps resolve the issue, it may be necessary to replace the entire door lock system.

Common Questions About B0674

Can I drive with code B0674?

You can drive for a short time, but should address code B0674 soon to avoid worsening the problem or failing an emissions test.

How much does it cost to fix code B0674?

The estimated repair cost for code B0674 is between $100 and $500. This includes parts and labor. Prices may vary based on your vehicle's make and model.

Is code B0674 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.

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Need a Pro?

Complex codes like B0674 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 B0674

💡 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