Fix Cost
$150 - $300
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Body
System
📖 What Does B0105 Mean?
This code indicates a fault in the climate control blower motor circuit, which may cause issues with air flow, temperature, or humidity control.
⚠️
Symptoms
- • Inconsistent air flow
- • uneven temperature distribution
- • poor humidity control
- • unusual noises from the blower motor.
🔍
Common Causes
- • Faulty blower motor
- • clogged air ducts
- • malfunctioning climate control module
- • wiring issues
- • faulty temperature sensor.
Fix Guide
🛠️
Possible Solutions
1. Check and clean air ducts; 2. Inspect and replace the blower motor if faulty; 3. Update the climate control module's software; 4. Repair or replace wiring as needed; 5. Test and replace the temperature sensor if faulty.
Required Parts
Tools
Multimeter
Torx screwdriver
Pliers
Air compressor
👨🔧
Need a Pro?
Complex codes like B0105 can be tricky. Don't risk it if you're unsure.
Quick Stats
Severity
Medium
DIY Friendly
No
Est. Time
1-2 hours
🔗
Related Diagnostic Codes
Other codes that may appear with B0105
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
B0106
Same System
B0106: Door Locks Malfunction
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