← View Generic C3873 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2018 BMW X5
C3873: C3873: Rear Suspension Strut Friction Bushing Fault
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 C3873 Mean on 2018 BMW X5?
This code indicates a faulty rear suspension strut friction bushing, which can cause uneven tire wear, vibrations, and reduced handling.
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Symptoms
- • Uneven tire wear
- • vibrations
- • reduced handling
- • clunking or rattling noises from the rear suspension
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Common Causes
- • Faulty rear suspension strut friction bushing
- • worn or damaged bushing
- • loose or worn-out suspension components
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How to Fix C3873 on 2018 BMW X5
Replace the rear suspension strut friction bushing, inspect and replace any worn or damaged suspension components, adjust or replace the rear suspension struts 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.
View 2018 BMW X5 SpecsParts for 2018 BMW X5
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with C3873
C3871
Sequential Code
C3871: ABS System Malfunction
High
C3872
Sequential Code
C3872: Brake System Pressure Sensor Circuit Malfunction
Medium
C3874
Sequential Code
C3874: Steering Column Position Sensor Circuit Malfunction
Medium
C3875
Sequential Code
C3875: Electronic Stability Control (ESC) 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