← View Generic B1875 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2018 BMW X5
B1875: B1875: Power Window Relay Circuit Malfunction
on 2018 BMW X5
Fix Cost
$50 - $150
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
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 B1875 Mean on 2018 BMW X5?
The power window relay circuit has malfunctioned, preventing the windows from functioning properly.
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Symptoms
- • Windows won't roll up or down
- • or do so intermittently
- • with no warning lights on the dashboard.
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Common Causes
- • Faulty power window relay
- • wiring issues
- • or a blown fuse.
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How to Fix B1875 on 2018 BMW X5
1. Check the fuse box for a blown fuse and replace it if necessary. 2. Inspect the wiring and connectors for damage or corrosion and repair/replace as needed. 3. Test the power window relay and replace it if faulty.
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Need Maintenance Info for Your X5?
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Related Diagnostic Codes
Other codes that may appear with B1875
B1873
Sequential Code
B1873: Climate Control Blower Motor Malfunction
Medium
B1874
Sequential Code
B1874: Door Locks Malfunction
Medium
B1876
Sequential Code
B1876: Seat Position Sensor Circuit Malfunction
Medium
B1877
Sequential Code
B1877: Exterior Lighting 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