← Back to Search Severity: Medium

B0002

Body System Code B0002: Door Locks Malfunction

Fix Cost
$50 - $200
Est. parts cost
Labor Cost
$100 - $300
Mechanic rates
Difficulty
3/5
Moderate
1-2 hours
DIY Fix?
✅ Yes
Can fix at home

📖 What Does B0002 Mean?

This code indicates a malfunction in the door lock system, which may cause issues with locking or unlocking doors, or may prevent the doors from locking or unlocking properly.

⚠️

Symptoms

Difficulty locking or unlocking doors, doors not locking or unlocking at all, or intermittent issues with door locking or unlocking.

🔍

Common Causes

Faulty door lock actuator, faulty door lock switch, wiring issues, or a blown fuse.

🛠️

Possible Solutions

1. Check the door lock actuator for any signs of wear or damage. Replace if necessary. 2. Check the door lock switch for any signs of wear or damage. Replace if necessary. 3. Check the wiring for any signs of damage or corrosion. Repair or replace as necessary. 4. Check the fuse box for any blown fuses. Replace the fuse if necessary.

🛒

Recommended Parts & Tools

Find the right parts for your B0002 repair on Amazon

💡 Pro Tip: Always verify part compatibility with your specific vehicle year, make, and model before purchasing.

As an Amazon Associate, CarMedic earns from qualifying purchases. This helps us maintain our free diagnostic database.

Frequently Asked Questions about B0002

How serious is B0002?

This code has a medium severity level. This should be diagnosed and repaired soon to prevent further issues.

Can I drive with B0002?

You can typically drive short distances, but have it diagnosed as soon as possible.

How much does it cost to fix B0002?

Repair costs vary depending on the root cause, but typically range from $100-300 including parts and labor.

🔗

Related Diagnostic Codes

Other codes that may appear with B0002

💡 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