← View Generic C3724 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

C3724: C3724: ABS System Malfunction

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 C3724 Mean on 2021 Honda PASSPORT?

The ABS system has detected a malfunction in the wheel speed sensor circuit, which may cause the ABS system to malfunction or not function at all.

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Symptoms

• ABS warning light on
• vehicle may vibrate or pull to one side
• reduced braking performance

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Common Causes

• Faulty wheel speed sensor
• wiring issue
• sensor connector corrosion
• ABS module failure

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How to Fix C3724 on 2021 Honda PASSPORT

1. Check and clean the wheel speed sensor connector and wiring. 2. Replace the wheel speed sensor if faulty. 3. Update the ABS module software if necessary. 4. Scan for any other trouble codes and clear them.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Wheel speed sensor Shop ↗ ABS module software update Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2021 Honda PASSPORT

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Related Diagnostic Codes

Other codes that may appear with C3724

C3722 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