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.
⚠️
Symptoms
- • Vehicle will not start
- • may display a 'security' or 'immobilizer' warning light on the dashboard
🔍
Common Causes
- • Faulty immobilizer key fob
- • faulty immobilizer system module
- • wiring issues
- • or a problem with the vehicle's battery
Fix Guide
🛠️
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.
Required Parts
Tools
multimeter
wire tester
soldering iron
👨🔧
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
🔗
Related Diagnostic Codes
Other codes that may appear with B0190
B0100
Same System
B0100: Seat Position Sensor Malfunction
Medium
B0101
Same System
B0101: Body System Code B0101 - Lighting
Medium
B0102
Same System
B0102: Immobilizer System Malfunction
Medium
B0103
Same System
B0103: Audio System Malfunction
Medium
B0104
Same System
B0104: Airbag System Malfunction
High
B0105
Same System
B0105: Climate Control Blower Motor Fault
Medium
💡 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