← View Generic B0911 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0911: B0911: 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 B0911 Mean on 2021 Honda PASSPORT?

The B0911 code indicates a malfunction in the audio system, possibly due to a faulty amplifier, speaker, or wiring issue.

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Symptoms

• No sound or distorted sound from the speakers
• inability to adjust volume or settings
• or erratic behavior of the audio system.

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Common Causes

• Faulty or damaged amplifier
• speaker
• or wiring
• loose connections
• or software issues.

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How to Fix B0911 on 2021 Honda PASSPORT

1. Check and clean all connections and wiring. 2. Inspect and replace faulty or damaged components. 3. Update audio system software if necessary. 4. Test the audio system to ensure proper function.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Amplifier Shop ↗ Speaker Shop ↗ Wiring harness Shop ↗

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Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0911

B0909 Sequential Code

💡 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