← Back to Search Severity: Medium

B0654

B0654: Security System Malfunction

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

📖 What Does B0654 Mean?

This code indicates a malfunction in the vehicle's security system, which may cause issues with door locks, alarm systems, or other security-related functions.
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Symptoms

  • Alarm system not functioning
  • doors not locking/unlocking
  • or security light flashing
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Common Causes

  • Faulty security system module
  • wiring issue
  • or incorrect security system settings
Fix Guide
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Possible Solutions

1. Check security system settings and reset if necessary. 2. Inspect and repair any damaged wiring. 3. Replace the security system module if faulty.

Common Questions About B0654

Can I drive with code B0654?

You can drive for a short time, but should address code B0654 soon to avoid worsening the problem or failing an emissions test.

How much does it cost to fix code B0654?

The estimated repair cost for code B0654 is between $100 and $500. This includes parts and labor. Prices may vary based on your vehicle's make and model.

Is code B0654 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
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Need a Pro?

Complex codes like B0654 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 B0654

💡 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