← View Generic B0671 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B0671: B0671: Audio System Malfunction
on 2021 Honda PASSPORT
Fix Cost
$100 - $500
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
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 B0671 Mean on 2021 Honda PASSPORT?
The B0671 code indicates a malfunction in the audio system, likely due to a faulty amplifier, speaker, or wiring issue.
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Symptoms
- • No sound from speakers
- • distorted sound
- • or intermittent audio loss
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Common Causes
- • Faulty amplifier
- • blown speaker
- • wiring damage
- • or loose connections
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How to Fix B0671 on 2021 Honda PASSPORT
1. Check and clean all connections; 2. Inspect and replace blown speakers; 3. Test and replace faulty amplifier; 4. Repair or replace damaged 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.
View 2021 Honda PASSPORT SpecsParts for 2021 Honda PASSPORT
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with B0671
B0669
Sequential Code
B0669: Malfunction of Exterior Lighting
Medium
B0670
Sequential Code
B0670: Body System Code - Security System Malfunction
Medium
B0672
Sequential Code
B0672: Airbag System Fault
High
B0673
Sequential Code
B0673: Climate Control Temperature Sensor Circuit 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