Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Body
System
📖 What Does B0143 Mean?
The B0143 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.
⚠️
Symptoms
- • No sound from the speakers
- • distorted sound
- • or intermittent audio loss
🔍
Common Causes
- • Faulty amplifier
- • blown speaker
- • wiring damage
- • or loose connections
Fix Guide
🛠️
Possible Solutions
1. Check and clean all connections, ensuring they are secure and free of corrosion. 2. Inspect and replace any blown or damaged speakers. 3. Test the amplifier and replace if faulty. 4. Check and repair any wiring damage.
Required Parts
Tools
Multimeter
Wire tester
Torx screwdriver
👨🔧
Need a Pro?
Complex codes like B0143 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 B0143
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