← View Generic B0657 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0657: B0657: Climate Control Fan Motor Fault

on 2021 Honda PASSPORT

Fix Cost

$100 - $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 B0657 Mean on 2021 Honda PASSPORT?

This code indicates a fault in the climate control fan motor circuit, which may cause the fan to malfunction or not turn on.

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Symptoms

• Fan not blowing
• uneven airflow
• inconsistent temperature control

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Common Causes

• Faulty fan motor
• faulty fan motor resistor
• wiring issues
• blown fuse

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How to Fix B0657 on 2021 Honda PASSPORT

1. Check and replace the fan motor if faulty. 2. Check and replace the fan motor resistor if faulty. 3. Inspect wiring for damage or corrosion and repair as needed. 4. Check and replace the fuse if blown.

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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 ↗ Fuse Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0657

B0655 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