← View Generic C1042 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2018 BMW X5

C1042: C1042: Wheel Speed Sensor 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 C1042 Mean on 2018 BMW X5?

The wheel speed sensor malfunction code C1042 indicates a problem with the wheel speed sensor circuit, which monitors the speed of the vehicle's wheels and sends the data to the vehicle's computer.
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Symptoms

  • • Traction control system warning light
  • • ABS light
  • • or stability control system warning light
  • • unusual tire wear
  • • vibration while driving
  • • or reduced vehicle stability.
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Common Causes

  • • Faulty wheel speed sensor
  • • faulty wheel speed sensor wiring
  • • faulty ABS module
  • • faulty wheel bearing
  • • or faulty brake caliper.
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How to Fix C1042 on 2018 BMW X5

1. Check the wheel speed sensor wiring for damage or corrosion and repair or replace as needed. 2. Check the wheel speed sensor for proper installation and securement. 3. Check the ABS module for proper function and replace if faulty. 4. Check the wheel bearing for proper function and replace if faulty. 5. Check the brake caliper for proper function and replace if faulty.

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Parts for 2018 BMW X5

Wheel speed sensor Shop ↗ Wheel speed sensor wiring Shop ↗ ABS module Shop ↗ Wheel bearing Shop ↗ Brake caliper Shop ↗

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Related Diagnostic Codes

Other codes that may appear with C1042

C1040 Sequential Code

C1040: Electronic Stability Control (ESC) Malfunction

Medium
C1041 Sequential Code

C1041: Traction Control System Malfunction

Medium
C1043 Sequential Code

C1043: ABS System Malfunction

Medium
C1044 Sequential Code

C1044: Brake System Pressure Sensor Circuit 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