← View Generic B0086 Guide
Severity: Medium
🚗
Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B0086: B0086: Body System Security Malfunction
on 2021 Honda PASSPORT
Fix Cost
$100 - $300
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 B0086 Mean on 2021 Honda PASSPORT?
The B0086 code indicates a malfunction in the vehicle's security system, which can prevent the vehicle from starting or cause other security-related issues.
⚠️
Symptoms
- • Vehicle won't start
- • security light on dashboard
- • alarm sounds randomly
🔍
Common Causes
- • Faulty security module
- • bad battery connection
- • incorrect security code entry
🛠️
How to Fix B0086 on 2021 Honda PASSPORT
1. Check and reset security module, 2. Clean and reconnect battery connections, 3. Enter correct security code, 4. Replace security module if faulty
🔧
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
🔗
Related Diagnostic Codes
Other codes that may appear with B0086
B0084
Sequential Code
B0084: Seat Switch Circuit Malfunction
Medium
B0085
Sequential Code
B0085: Exterior Lighting Malfunction
Medium
B0087
Sequential Code
B0087: Audio System Malfunction
Medium
B0088
Sequential Code
B0088: Airbag System Malfunction
Medium
💡 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