Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Body
System
📖 What Does B0191 Mean?
The Body System diagnostic trouble code B0191 indicates a malfunction in the audio system, which may cause issues with sound quality, volume, or functionality.
⚠️
Symptoms
- • No sound or distorted sound from speakers
- • no audio output
- • or inability to change audio settings.
🔍
Common Causes
- • Faulty audio amplifier
- • damaged or corroded wiring
- • blown speaker
- • or a malfunctioning audio control module.
Fix Guide
🛠️
Possible Solutions
1. Check and clean the audio wiring and connections. 2. Inspect and replace blown or damaged speakers. 3. Test and replace the audio amplifier if necessary. 4. Update or replace the audio control module if faulty.
Required Parts
Tools
Multimeter
Wire tester
Torx screwdriver
👨🔧
Need a Pro?
Complex codes like B0191 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 B0191
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