← View Generic B3689 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B3689: B3689: Climate Control Fan Motor Malfunction

on 2021 Honda PASSPORT

Fix Cost

$50 - $200

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 B3689 Mean on 2021 Honda PASSPORT?

The climate control fan motor is malfunctioning, causing the fan to not turn on or turn off properly.

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Symptoms

• Fan not blowing air
• inconsistent fan speed
• or fan not turning off when set to off

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Common Causes

• Faulty fan motor
• faulty fan motor resistor
• or wiring issue

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How to Fix B3689 on 2021 Honda PASSPORT

1. Disconnect battery to reset system. 2. Check and clean fan motor and resistor. 3. Replace fan motor or resistor if faulty. 4. Check and repair wiring issue if present.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Fan motor Shop ↗ Fan motor resistor Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B3689

B3687 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