← Back to Search Severity: High

B0190

B0190: Immobilizer 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 B0190 Mean?

The immobilizer system has detected a malfunction, preventing the vehicle from starting. This code is typically set when the immobilizer system is not functioning correctly, preventing the vehicle from starting.
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Symptoms

  • Vehicle will not start
  • may display a 'security' or 'immobilizer' warning light on the dashboard
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Common Causes

  • Faulty immobilizer key fob
  • faulty immobilizer system module
  • wiring issues
  • or a problem with the vehicle's battery
Fix Guide
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Possible Solutions

1. Check the vehicle's battery voltage and charge it if necessary. 2. Check the immobilizer key fob's battery and replace it if necessary. 3. Check the immobilizer system module for any signs of damage or corrosion. 4. Check the wiring harness for any signs of damage or corrosion. 5. If none of the above steps resolve the issue, replace the immobilizer system module.

Common Questions About B0190

Can I drive with code B0190?

No, it is not recommended. Seeing code B0190 indicates a serious issue that could damage your engine or transmission if ignored. You should stop driving and have it inspected immediately.

How much does it cost to fix code B0190?

The estimated repair cost for code B0190 is between $100 and $500. This includes parts and labor. Prices may vary based on your vehicle's make and model.

Is code B0190 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 B0190 can be tricky. Don't risk it if you're unsure.

Quick Stats

Severity High
DIY Friendly No
Est. Time 1-2 hours
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Related Diagnostic Codes

Other codes that may appear with B0190

💡 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