← View Generic B2874 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2018 BMW X5
B2874: B2874: Door Locks Actuator Malfunction
on 2018 BMW X5
Fix Cost
$150 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2018 BMW
X5
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Important for 2018 BMW X5 Owners
Before starting repairs, verify which engine your 2018 BMW X5 has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does B2874 Mean on 2018 BMW X5?
The B2874 code indicates a malfunction in the door lock actuator, which prevents the door locks from functioning properly.
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Symptoms
- • Door locks do not function
- • may be stuck or jammed
- • or may not respond to key fob or door switch commands.
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Common Causes
- • Faulty door lock actuator
- • wiring issue
- • or electronic control module malfunction.
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How to Fix B2874 on 2018 BMW X5
1. Disconnect battery to reset system. 2. Check wiring and connectors for damage or corrosion. 3. Replace faulty door lock actuator. 4. Update electronic control module software if necessary.
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Need Maintenance Info for Your X5?
Get oil capacity, filter specs, and torque settings for your specific 2018 BMW X5.
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Related Diagnostic Codes
Other codes that may appear with B2874
B2872
Sequential Code
B2872: Airbag System Fault
High
B2873
Sequential Code
B2873: Climate Control Temperature Sensor Malfunction
Medium
B2875
Sequential Code
B2875: Power Window Relay Circuit Malfunction
Medium
B2876
Sequential Code
B2876: 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