📖 What Does B0814 Mean?
Symptoms
- • Vehicle will not start
- • may display a 'security system malfunction' message on the dashboard
Common Causes
- • Weak or dead immobilizer key fob battery
- • faulty immobilizer module
- • incorrect key fob programming
Possible Solutions
Replace the immobilizer key fob battery, reprogram the key fob, replace the immobilizer module if faulty
Fixing this on your car?
Get the exact oil type, fluid capacities, and torque specs for your specific vehicle before you start the repair.
❓ Common Questions About B0814
Can I drive with code B0814?
You can drive for a short time, but should address code B0814 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix B0814?
The estimated repair cost for code B0814 is between $50 and $200. This includes parts and labor for most makes and models.
Is this code easy to fix myself?
This repair is considered moderate. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.
Required Parts
Recommended Tools
Need a Pro?
Complex codes like B0814 can be tricky. Don't risk it if you're unsure.
Recommended Tool
Professional OBD2 Scanner
Read & clear codes, view live data, and reset service lights yourself.
View Best Sellers ↗Related Diagnostic Codes
Other codes that may appear with B0814
B0812: Seat Adjuster Motor Circuit Malfunction
B0813: Turn Signal Indicator Malfunction
B0815: Audio System Malfunction
B0816: Airbag System Fault - Deployment Module
💡 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