← View Generic B0142 Guide Severity: High

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0142: B0142: Immobilizer System Malfunction

on 2021 Honda PASSPORT

Fix Cost

$200 - $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 B0142 Mean on 2021 Honda PASSPORT?

The immobilizer system has malfunctioned, preventing the vehicle from starting or running. This code is often caused by a faulty immobilizer key fob, keyless entry system, or a problem with the vehicle's computer.

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Symptoms

• Vehicle won't start
• won't run
• or has intermittent starting issues

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Common Causes

• Faulty immobilizer key fob
• keyless entry system
• faulty vehicle computer
• or wiring issues

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How to Fix B0142 on 2021 Honda PASSPORT

1. Check the key fob's battery level and replace it if necessary. 2. Check the keyless entry system for any issues. 3. Check the vehicle computer for any errors or faults. 4. Check the wiring harness for any damage or corrosion.

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Need Maintenance Info for Your PASSPORT?

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

View 2021 Honda PASSPORT Specs

Parts for 2021 Honda PASSPORT

immobilizer key fob Shop ↗ keyless entry system module Shop ↗ vehicle computer 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 B0142

B0140 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