← View Generic B3171 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B3171: B3171: Power Window Regulator 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 B3171 Mean on 2021 Honda PASSPORT?

The power window regulator has failed, preventing the window from moving properly. This code is usually accompanied by a warning light on the dashboard.

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Symptoms

• Window won't move
• stuck or jammed
• unusual noise when trying to move window

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Common Causes

• Faulty power window regulator
• damaged or worn-out window motor
• faulty window switch

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How to Fix B3171 on 2021 Honda PASSPORT

1. Disconnect battery to prevent further damage. 2. Remove door panel to access window regulator. 3. Remove regulator and inspect for damage. 4. Replace regulator if damaged. 5. Reassemble door panel.

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Parts for 2021 Honda PASSPORT

Power window regulator Shop ↗ Window motor Shop ↗ Window switch Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B3171

B3169 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