← View Generic B0079 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B0079: B0079: Audio System Malfunction
on 2021 Honda PASSPORT
Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2021 Honda
PASSPORT
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Important for 2021 Honda PASSPORT Owners
Before starting repairs, verify which engine your 2021 Honda PASSPORT has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does B0079 Mean on 2021 Honda PASSPORT?
The B0079 code indicates a malfunction in the audio system, which may cause issues with sound quality, volume control, or system functionality.
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Symptoms
- • No sound or distorted sound from speakers
- • inability to adjust volume
- • or inability to change radio stations
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Common Causes
- • Faulty audio amplifier
- • damaged or corroded audio wiring
- • malfunctioning audio control module
- • or software issue
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How to Fix B0079 on 2021 Honda PASSPORT
1. Check and clean audio wiring and connections. 2. Replace faulty audio amplifier or audio control module. 3. Update software if necessary. 4. Replace corroded or damaged audio wiring.
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Need Maintenance Info for Your PASSPORT?
Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.
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Essential Tool
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Related Diagnostic Codes
Other codes that may appear with B0079
B0077
Sequential Code
B0077: Exterior Lighting Malfunction
Medium
B0078
Sequential Code
B0078: Immobilizer System Malfunction
High
B0080
Sequential Code
B0080: Airbag System Malfunction
High
B0081
Sequential Code
B0081: Climate Control Fan Motor 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