← View Generic B3105 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B3105: B3105: Climate Control Fan Motor Malfunction

on 2021 Honda PASSPORT

Fix Cost

$150 - $300

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 B3105 Mean on 2021 Honda PASSPORT?

This code indicates a malfunction in the climate control fan motor, which may cause issues with air circulation and temperature regulation.

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Symptoms

• Inconsistent air flow
• uneven temperature distribution
• unusual noises from the climate control system

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Common Causes

• Faulty fan motor
• clogged air ducts
• malfunctioning climate control module

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How to Fix B3105 on 2021 Honda PASSPORT

1. Disconnect the battery to prevent electrical shock. 2. Locate the fan motor and inspect for signs of damage or corrosion. 3. Replace the fan motor if damaged. 4. Clean or replace air ducts if clogged. 5. Update the climate control module's software if necessary.

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Parts for 2021 Honda PASSPORT

Fan motor Shop ↗ Air ducts Shop ↗ Climate control module Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B3105

B3103 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