← View Generic B0222 Guide Severity: High
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0222: B0222: Immobilizer System Malfunction

on 2021 Honda PASSPORT

Fix Cost
$50 - $200
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
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 B0222 Mean on 2021 Honda PASSPORT?

The immobilizer system has detected a malfunction, preventing the vehicle from starting. This code is typically set when the immobilizer system is not functioning correctly, preventing the vehicle from being started.
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Symptoms

  • • Vehicle will not start
  • • may display a warning light on the dashboard
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Common Causes

  • • Faulty immobilizer system
  • • faulty key fob
  • • low battery in key fob
  • • faulty ignition switch
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How to Fix B0222 on 2021 Honda PASSPORT

1. Check the key fob battery and replace if necessary. 2. Check the immobilizer system wiring and connectors for damage or corrosion. 3. Check the ignition switch for damage or wear. 4. If none of the above steps resolve the issue, replace the immobilizer 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.

View 2021 Honda PASSPORT Specs

Parts for 2021 Honda PASSPORT

immobilizer system module Shop ↗ key fob battery Shop ↗ ignition switch 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 B0222

B0220 Sequential Code

B0220: Seat Position Sensor Circuit Malfunction

Medium
B0221 Sequential Code

B0221: Low Beam Headlight Relay Circuit Malfunction

Medium
B0223 Sequential Code

B0223: Audio System Failure

Medium
B0224 Sequential Code

B0224: Airbag System Malfunction

High

💡 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