← View Generic B0794 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2018 BMW X5

B0794: B0794: Door Locks Malfunction

on 2018 BMW X5

Fix Cost

$100 - $300

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2018 BMW

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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 B0794 Mean on 2018 BMW X5?

This code indicates a problem with the door lock actuator or the body control module's communication with the door locks.

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Symptoms

• Door locks may not function properly
• or may not lock/unlock at all
• often accompanied by an illuminated warning light on the dashboard.

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Common Causes

• Faulty door lock actuator
• wiring issue
• body control module malfunction
• or a faulty door lock switch.

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How to Fix B0794 on 2018 BMW X5

1. Check the door lock actuator for proper operation and replace if faulty. 2. Inspect wiring for damage or corrosion and repair as needed. 3. Update body control module software if necessary. 4. Replace door lock switch if faulty.

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Parts for 2018 BMW X5

Door lock actuator Shop ↗ Wiring harness Shop ↗ Body control module Shop ↗ Door lock switch Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B0794

B0792 Sequential Code

💡 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