← View Generic B0812 Guide
Severity: Medium
🚗
Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B0812: B0812: Seat Adjuster Motor Circuit 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 B0812 Mean on 2021 Honda PASSPORT?
The seat adjuster motor circuit has malfunctioned, preventing the driver's seat from adjusting properly.
⚠️
Symptoms
- • Seat won't move up/down
- • won't recline
- • or won't lock in position
🔍
Common Causes
- • Faulty seat adjuster motor
- • faulty wiring
- • or faulty seat control module
🛠️
How to Fix B0812 on 2021 Honda PASSPORT
1. Disconnect battery to reset seat control module. 2. Check and repair or replace faulty wiring. 3. Replace faulty seat adjuster motor.
🔧
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 B0812
B0810
Sequential Code
B0810: Door Locks Malfunction
Medium
B0811
Sequential Code
B0811: Power Window Regulator Malfunction
Medium
B0813
Sequential Code
B0813: Turn Signal Indicator Malfunction
Medium
B0814
Sequential Code
B0814: Immobilizer 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