← View Generic B0852 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B0852: B0852: Seat Switch Circuit 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 B0852 Mean on 2021 Honda PASSPORT?

The B0852 code indicates a malfunction in the seat switch circuit, which controls the seat's position and functions.

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Symptoms

• Seat not moving
• seat not locking/unlocking
• seat not adjusting properly
• warning lights on dashboard

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Common Causes

• Faulty seat switch
• wiring issue
• seat motor failure
• faulty seat control module

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How to Fix B0852 on 2021 Honda PASSPORT

1. Disconnect battery to reset system, 2. Check and clean seat switch and wiring, 3. Replace faulty seat switch or wiring, 4. Check and replace seat motor if faulty, 5. Update seat control module software if necessary

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Need Maintenance Info for Your PASSPORT?

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Parts for 2021 Honda PASSPORT

Seat switch Shop ↗ Wiring harness Shop ↗ Seat motor Shop ↗ Seat control module Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0852

B0850 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