📖 What Does B1149 Mean?
Symptoms
- • Dim or inoperative headlights
- • taillights
- • or other exterior lights
- • possible dashboard warning lights.
Common Causes
- • Faulty BCM
- • wiring harness damage
- • blown fuse
- • or malfunctioning lighting module.
Possible Solutions
Check the BCM for any faults or errors using a scan tool. Inspect the wiring harness for any signs of damage or wear. Replace the BCM if faulty or damaged. Check and replace any blown fuses.
Fixing this on your car?
Get a vehicle-specific repair guide with exact parts, oil specs, and torque settings for your make and model.
🚙 Get Vehicle-Specific Fix Guide
Select your vehicle to see a customized repair guide with exact parts and specifications:
❓ Common Questions About B1149
Can I drive with code B1149?
You can drive for a short time, but should address code B1149 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix B1149?
The estimated repair cost for code B1149 is between $100 and $500. 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 B1149 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 B1149
B1147: Power Window Regulator Circuit Malfunction
B1148: Seat Position Sensor Circuit Malfunction
B1150: Body System Security Malfunction
B1151: Audio System Malfunction
💡 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