← View Generic B2146 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B2146: B2146: Door Locks Actuator Malfunction

on 2021 Honda PASSPORT

Fix Cost
$50 - $200
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 B2146 Mean on 2021 Honda PASSPORT?

The B2146 code indicates a malfunction in the door lock actuator, which may cause the door locks to malfunction or not function at all.
⚠️

Symptoms

  • • Door locks won't engage or disengage
  • • door locks are slow to respond
  • • or door locks are stuck.
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Common Causes

  • • Faulty door lock actuator
  • • wiring issue
  • • or a problem with the door lock switch.
🛠️

How to Fix B2146 on 2021 Honda PASSPORT

1. Check the door lock actuator for any signs of physical damage or corrosion. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or corrosion. Repair or replace as needed. 3. Check the door lock switch for any signs of wear or damage. Clean or replace as needed. 4. If the issue persists, check the body control module for any fault codes.

🔧

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Parts for 2021 Honda PASSPORT

Door lock actuator Shop ↗ Wiring harness Shop ↗ Door lock switch Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B2146

B2144 Sequential Code

B2144: Airbag System Fault

High
B2145 Sequential Code

B2145: Climate Control Blower Motor Fault

Medium
B2147 Sequential Code

B2147: Power Window Relay Circuit Malfunction

Medium
B2148 Sequential Code

B2148: Seat Switch Circuit 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