🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B1453: B1453: Body Control Module (BCM) Malfunction - Exterior Lighting

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
⚠️

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 B1453 Mean on 2021 Honda PASSPORT?

The Body Control Module (BCM) has detected a malfunction in the exterior lighting system, which may cause issues with turn signals, brake lights, or other exterior lights.
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Symptoms

  • Inoperative or flickering exterior lights
  • turn signal lights not functioning
  • brake lights not illuminating
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Common Causes

  • Faulty BCM
  • wiring issues
  • blown fuse
  • faulty exterior light bulbs
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How to Fix B1453 on 2021 Honda PASSPORT

1. Check and replace blown fuses. 2. Inspect and repair wiring issues. 3. Replace faulty exterior light bulbs. 4. Update or replace the BCM if necessary.

🔧

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Related Diagnostic Codes

Other codes that may appear with B1453

💡 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