← Back to Search Severity: Medium

B0214

B0214: Body Control Module (BCM) Security System Malfunction

Fix Cost

$100 - $500

Parts & Labor

Difficulty

3/5

Moderate

1-2 hours

DIY Possible?

❌ No

Pro recommended

📖 What Does B0214 Mean?

The Body Control Module (BCM) has detected a security system malfunction, which may be caused by a faulty sensor, wiring issue, or software problem.

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Symptoms

• Alarm system activation
• door locks malfunction
• or immobilizer system failure

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Common Causes

• Faulty security sensor
• wiring issue
• software problem
• or BCM failure

Fix Guide

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Possible Solutions

1. Check and clear any trouble codes using a scan tool. 2. Inspect and test the security sensors and wiring. 3. Update the BCM software if necessary. 4. Replace the BCM if faulty.

❓ Common Questions About B0214

Can I drive with code B0214?

You can drive for a short time, but should address code B0214 soon to avoid worsening the problem or failing an emissions test.

How much does it cost to fix code B0214?

The estimated repair cost for code B0214 is between $100 and $500. This includes parts and labor. Prices may vary based on your vehicle's make and model.

Is code B0214 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

Scan Tool Multimeter Wiring Tester

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Need a Pro?

Complex codes like B0214 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 B0214

B0212 Sequential Code

💡 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