This guide is customized for your 2021 Honda PASSPORT
B1402: B1402: Door Locks Actuator Circuit Malfunction
on 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 B1402 Mean on 2021 Honda PASSPORT?
Symptoms
- • Door locks may not function properly
- • or may lock/unlock randomly
- • or may not respond to key fob or door switch inputs.
Common Causes
- • Faulty door locks actuator
- • wiring issues
- • faulty door lock module
- • or a problem with the vehicle's body control module.
How to Fix B1402 on 2021 Honda PASSPORT
1. Check the door locks actuator for any signs of physical damage or corrosion. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or wear. Repair or replace as needed. 3. Check the door lock module for any signs of malfunction. Replace if necessary. 4. Check the body control module for any signs of malfunction. Replace if necessary.
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Related Diagnostic Codes
Other codes that may appear with B1402
B1400: Airbag System Malfunction
B1401: Climate Control Actuator Malfunction
B1403: Power Window Circuit Malfunction
B1404: Seat Switch Circuit Malfunction
💡 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