← View Generic B0979 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2018 BMW X5
B0979: B0979: Power Window Motor Circuit Malfunction
on 2018 BMW X5
Fix Cost
$100 - $500
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 B0979 Mean on 2018 BMW X5?
This code indicates a problem with the power window motor circuit, which may cause one or more windows to malfunction or not function at all.
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Symptoms
- • Window(s) not moving
- • stuck
- • or not responding to switch
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Common Causes
- • Faulty power window motor
- • faulty switch
- • wiring issue
- • or blown fuse
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How to Fix B0979 on 2018 BMW X5
Disconnect battery power to prevent further damage Check and replace blown fuse Inspect and clean wiring and connections Test power window motor and replace if faulty Replace window switch if faulty
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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 B0979
B0977
Sequential Code
B0977: Climate Control Fan Motor Malfunction
Medium
B0978
Sequential Code
B0978: Door Locks Actuator Malfunction
Medium
B0980
Sequential Code
B0980: Seat Switch Circuit Malfunction
Medium
B0981
Sequential Code
B0981: Illumination Malfunction in the Rear Combination Lamp
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