← View Generic B1585 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B1585: B1585: Climate Control Fan Motor Fault

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 B1585 Mean on 2021 Honda PASSPORT?

This code indicates a fault in the climate control fan motor, which may be due to a faulty motor, wiring issue, or faulty temperature sensor.

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Symptoms

• Inconsistent or slow fan operation
• unusual noises
• or no air flow from the vents.

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Common Causes

• Faulty climate control fan motor
• wiring issue
• faulty temperature sensor
• or clogged air ducts.

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How to Fix B1585 on 2021 Honda PASSPORT

1. Check the wiring and connections to the fan motor and temperature sensor. 2. Test the fan motor for proper operation. 3. Replace the fan motor if faulty. 4. Clean or replace the air ducts if clogged.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Climate control fan motor Shop ↗ Wiring harness Shop ↗ Temperature sensor Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B1585

B1583 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