← View Generic B1331 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B1331: B1331: Window Regulator Malfunction

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 B1331 Mean on 2021 Honda PASSPORT?

The B1331 code indicates a problem with the window regulator, which controls the movement of the window up and down.

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Symptoms

• Window stuck or slow to move
• unusual noise when rolling up or down
• window may not move at all.

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Common Causes

• Faulty window regulator motor
• worn or damaged regulator tracks
• faulty window switch.

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How to Fix B1331 on 2021 Honda PASSPORT

1. Disconnect battery to prevent accidental window movement. 2. Remove door panel and inspect regulator tracks for damage or debris. 3. Replace faulty regulator motor or tracks if damaged. 4. Test window switch to ensure proper function.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Window regulator motor Shop ↗ Regulator tracks Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B1331

B1329 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