← View Generic B3099 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B3099: B3099: 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
⚠️

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 B3099 Mean on 2021 Honda PASSPORT?

The power window regulator is malfunctioning, preventing the window from moving up or down properly.
⚠️

Symptoms

  • • Window stuck
  • • won't move
  • • or moves erratically
  • • may have a grinding or screeching noise.
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Common Causes

  • • Faulty power window regulator
  • • faulty window motor
  • • wiring issue
  • • or faulty window switch.
🛠️

How to Fix B3099 on 2021 Honda PASSPORT

1. Disconnect battery to prevent electrical shock. 2. Remove door panel and trim to access window regulator. 3. Disconnect window regulator electrical connector. 4. Remove regulator mounting screws. 5. Remove regulator and inspect for damage. 6. Replace regulator if damaged. 7. Reassemble in reverse order.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Power window regulator Shop ↗ Window regulator mounting screws Shop ↗

Essential Tool

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OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B3099

B3097 Sequential Code

B3097: Climate Control Fan Motor Malfunction

Medium
B3098 Sequential Code

B3098: Door Locks Actuator Circuit Malfunction

Medium
B3100 Sequential Code

B3100: Seat Position Sensor Circuit Malfunction

Medium
B3101 Sequential Code

B3101: Body System Code - Lighting Malfunction

Medium

💡 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