← View Generic B0746 Guide
Severity: Medium
🚗
Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B0746: B0746: Door Locks 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
⚠️
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 B0746 Mean on 2021 Honda PASSPORT?
This code indicates a malfunction in the door locks circuit, which may cause issues with door locking or unlocking functions.
⚠️
Symptoms
- • Door locks may not function properly
- • or may lock/unlock randomly
- • or may not respond to key fob commands.
🔍
Common Causes
- • Faulty door lock actuator
- • wiring issue
- • door lock module failure
- • or a problem with the door lock switch.
🛠️
How to Fix B0746 on 2021 Honda PASSPORT
1. Check and clean the door lock switch and wiring. 2. Replace the door lock actuator if faulty. 3. Test the door lock module and replace if necessary. 4. Check and repair any wiring issues.
🔧
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 B0746
B0744
Sequential Code
B0744: Airbag System Fault
High
B0745
Sequential Code
B0745: Climate Control Malfunction
Medium
B0747
Sequential Code
B0747: Power Window Regulator Malfunction
Medium
B0748
Sequential Code
B0748: Power Seat Actuator 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