← View Generic B1089 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B1089: B1089: 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 B1089 Mean on 2021 Honda PASSPORT?

This code indicates a malfunction in the climate control fan motor, which may be causing issues with airflow and temperature control in the vehicle.

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Symptoms

• Inconsistent airflow
• uneven heating or cooling
• unusual noises from the climate control system

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Common Causes

• Faulty fan motor
• faulty fan motor resistor
• wiring issues
• climate control module malfunction

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How to Fix B1089 on 2021 Honda PASSPORT

1. Check the fan motor for proper operation and replace if necessary. 2. Inspect and clean the fan motor resistor. 3. Check wiring for damage or corrosion and repair as needed. 4. Update the climate control module software if necessary.

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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 ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1089

B1087 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