← View Generic B1701 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B1701: B1701: Body Control Module (BCM) Malfunction - Lighting

on 2021 Honda PASSPORT

Fix Cost

$100 - $500

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 B1701 Mean on 2021 Honda PASSPORT?

The Body Control Module (BCM) has detected a malfunction in the vehicle's lighting system, which may cause issues with the headlights, taillights, or other exterior lights.

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Symptoms

• Dim or inoperative headlights
• taillights
• or other exterior lights
• or a combination of these symptoms.

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Common Causes

• Faulty BCM
• wiring harness damage
• blown fuse
• or a malfunctioning lighting component.

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How to Fix B1701 on 2021 Honda PASSPORT

1. Check the BCM fuse and replace it if blown. 2. Inspect the wiring harness for damage and repair or replace as needed. 3. Test the lighting components and replace any faulty ones. 4. Update the BCM software if necessary.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

BCM fuse Shop ↗ wiring harness Shop ↗ lighting components Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B1701

B1699 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