← View Generic B0108 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0108: B0108: Seat Switch Circuit Malfunction

on 2021 Honda PASSPORT

Fix Cost

$100 - $300

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

✅ Yes

Save money

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 B0108 Mean on 2021 Honda PASSPORT?

The B0108 code indicates a malfunction in the seat switch circuit, which controls the seat's position, recline, or lumbar support. This can cause issues with seat functionality, such as failure to move or adjust properly.

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Symptoms

• Seat won't move or adjust
• seat position stuck
• lumbar support not functioning

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Common Causes

• Faulty seat switch
• wiring issue
• seat motor failure
• electrical connector problem

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How to Fix B0108 on 2021 Honda PASSPORT

1. Disconnect the battery to reset the system. 2. Check and clean the seat switch and electrical connectors. 3. Replace the faulty seat switch or seat motor if necessary. 4. Inspect and repair any wiring issues.

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Seat switch Shop ↗ Electrical connector Shop ↗ Seat motor Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0108

B0106 Sequential Code

💡 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