← View Generic B0230 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0230: B0230: Body System Security 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 B0230 Mean on 2021 Honda PASSPORT?

The B0230 code indicates a malfunction in the body system's security functionality, which may prevent the vehicle from starting or limit its functionality.

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Symptoms

• Vehicle will not start
• alarm sounds continuously
• doors and trunk may be locked or unlocked randomly

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Common Causes

• Faulty security system module
• faulty door or trunk lock sensors
• wiring issues
• or a malfunctioning alarm system

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How to Fix B0230 on 2021 Honda PASSPORT

1. Check and clear any existing trouble codes. 2. Inspect and clean all door and trunk lock sensors. 3. Check and repair any wiring issues. 4. Replace the security system module if faulty. 5. Reset the alarm system.

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Need Maintenance Info for Your PASSPORT?

Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.

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Parts for 2021 Honda PASSPORT

Security system module Shop ↗ Door and trunk lock sensors Shop ↗ Wiring harness 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 B0230

B0228 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