← View Generic B0654 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B0654: B0654: Security 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 B0654 Mean on 2021 Honda PASSPORT?
This code indicates a malfunction in the vehicle's security system, which may cause issues with door locks, alarm systems, or other security-related functions.
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Symptoms
- • Alarm system not functioning
- • doors not locking/unlocking
- • or security light flashing
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Common Causes
- • Faulty security system module
- • wiring issue
- • or incorrect security system settings
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How to Fix B0654 on 2021 Honda PASSPORT
1. Check security system settings and reset if necessary. 2. Inspect and repair any damaged wiring. 3. Replace the security system module if faulty.
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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 SpecsParts for 2021 Honda PASSPORT
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with B0654
B0652
Sequential Code
B0652: Seat Position Sensor Circuit Malfunction
Medium
B0653
Sequential Code
B0653: Body Control Module (BCM) - Low Beam Headlight Relay Circuit Malfunction
Medium
B0655
Sequential Code
B0655: Audio System Malfunction
Medium
B0656
Sequential Code
B0656: Airbag System - Internal Circuit Short to Ground
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