← View Generic B0931 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2018 BMW X5

B0931: B0931: Power Window Regulator 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
⚠️

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 B0931 Mean on 2018 BMW X5?

The B0931 code indicates a malfunction in the power window regulator, which controls the movement of the window up and down. This code is often accompanied by symptoms such as slow or stuck windows, and may be caused by a faulty regulator, motor, or wiring issue.
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Symptoms

  • • Slow or stuck windows
  • • window not moving at all
  • • unusual noises or vibrations when operating the window
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Common Causes

  • • Faulty power window regulator
  • • faulty window motor
  • • wiring issue
  • • faulty window switch
🛠️

How to Fix B0931 on 2018 BMW X5

1. Disconnect the battery to prevent any accidental window movement. 2. Remove the door panel to access the power window regulator. 3. Disconnect the electrical connector from the regulator. 4. Remove the regulator from the door and replace it with a new one. 5. Reconnect the electrical connector and reassemble the door panel.

🔧

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Parts for 2018 BMW X5

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Related Diagnostic Codes

Other codes that may appear with B0931

B0929 Sequential Code

B0929: Climate Control Fan Motor Malfunction

Medium
B0930 Sequential Code

B0930: Door Locks Actuator Malfunction

Medium
B0932 Sequential Code

B0932: Seat Position Sensor Circuit Malfunction

Medium
B0933 Sequential Code

B0933: Turn Signal Lamp 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