← View Generic C3745 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2018 BMW X5
C3745: C3745: ABS System Malfunction
on 2018 BMW X5
Fix Cost
$100 - $500
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 C3745 Mean on 2018 BMW X5?
The ABS system has malfunctioned, causing the system to shut down. This code indicates a problem with the ABS sensor or wiring.
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Symptoms
- • ABS light on dashboard
- • vehicle may vibrate or pulsate during braking
- • reduced braking performance
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Common Causes
- • Faulty ABS sensor
- • wiring damage
- • faulty ABS module
- • low brake fluid level
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How to Fix C3745 on 2018 BMW X5
1. Check brake fluid level and top off if necessary. 2. Inspect ABS sensor and wiring for damage. 3. Replace faulty ABS sensor or wiring. 4. Replace ABS module if necessary. 5. Clear code and test drive vehicle.
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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 C3745
C3743
Sequential Code
C3743: Traction Control Malfunction
Medium
C3744
Sequential Code
C3744: Wheel Speed Sensor Malfunction
Medium
C3746
Sequential Code
C3746: Brake System Pressure Sensor Circuit Malfunction
Medium
C3747
Sequential Code
C3747: Left Front Suspension Strut Friction
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