← Back to Search Severity: Medium

B1346

B1346: Door Locks Actuator Circuit Malfunction

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Body
System

📖 What Does B1346 Mean?

The B1346 code indicates a malfunction in the door locks actuator circuit, which controls the operation of the door locks. This can cause issues with locking and unlocking the doors.
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Symptoms

  • Door locks may not function properly
  • or may not lock or unlock at all
  • or may lock/unlock randomly.
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Common Causes

  • Faulty door locks actuator
  • wiring issue
  • 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 damage or wear. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or corrosion. Repair or replace as needed. 3. Check the body control module for any fault codes. Clear any codes and retest. 4. Check the door lock switch for any signs of wear or damage. Clean or replace as needed.

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Common Questions About B1346

Q

Can I drive with code B1346?

A

You can drive for a short time, but should address code B1346 soon to avoid worsening the problem or failing an emissions test.

Q

How much does it cost to fix B1346?

A

The estimated repair cost for code B1346 is between $50 and $200. 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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Related Diagnostic Codes

Other codes that may appear with B1346

💡 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