← View Generic B2946 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2021 Honda PASSPORT
B2946: B2946: Door Locks Actuator Circuit Malfunction
on 2021 Honda PASSPORT
Fix Cost
$150 - $300
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 B2946 Mean on 2021 Honda PASSPORT?
The B2946 code indicates a malfunction in the door locks actuator circuit, which may cause issues with door locking and unlocking functions.
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Symptoms
- • Door locks may not function properly
- • or may lock/unlock randomly
- • or may not respond to key fob or door switch inputs.
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Common Causes
- • Faulty door locks actuator
- • wiring issues
- • or a malfunctioning body control module.
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How to Fix B2946 on 2021 Honda PASSPORT
1. Disconnect the battery to reset the system. 2. Check and repair any wiring issues. 3. Replace the faulty door locks actuator. 4. Update the body control module software if necessary.
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Need Maintenance Info for Your PASSPORT?
Get oil capacity, filter specs, and torque settings for your specific 2021 Honda PASSPORT.
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Related Diagnostic Codes
Other codes that may appear with B2946
B2944
Sequential Code
B2944: Airbag System Fault
High
B2945
Sequential Code
B2945: Climate Control Fan Motor Malfunction
Medium
B2947
Sequential Code
B2947: Power Window Relay Circuit Malfunction
Medium
B2948
Sequential Code
B2948: Seat Position Sensor 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