← View Generic B0022 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0022: B0022: Immobilizer 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
⚠️

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 B0022 Mean on 2021 Honda PASSPORT?

The B0022 code indicates a malfunction in the immobilizer system, which prevents the vehicle from starting. This can be caused by a faulty immobilizer module, a problem with the key fob, or a wiring issue.
⚠️

Symptoms

  • • Vehicle will not start
  • • may have intermittent starting issues
  • • dashboard warning lights may be illuminated
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Common Causes

  • • Faulty immobilizer module
  • • problem with key fob
  • • wiring issue
  • • low battery voltage
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How to Fix B0022 on 2021 Honda PASSPORT

1. Check the key fob battery level and replace if necessary. 2. Check the immobilizer module for any signs of physical damage or corrosion. 3. Inspect the wiring harness for any signs of damage or corrosion. 4. If the issue persists, reprogram the immobilizer module using a scan tool.

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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

immobilizer module Shop ↗ key fob battery 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 B0022

B0020 Sequential Code

B0020: Seat Switch Circuit Malfunction

Medium
B0021 Sequential Code

B0021: Malfunction Indicator Lamp (MIL) Circuit Malfunction

Medium
B0023 Sequential Code

B0023: Audio System Fault

Medium
B0024 Sequential Code

B0024: Airbag System Fault

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