2020 BMW M240i XDrive Speedometer Isn't Working

Troubleshooting Common Issues with the Speedometer in Your 2020 BMW M240i xDrive and How to Fix Them

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Reviewed by
Aisha
Written by RepairPal Car Genius
Updated January 14, 2025
0%
35% chance it's the
Vehicle Speed Sensor (VSS)
0%
28% chance it's the
Speedometer
0%
23% chance it's the
Electrical Issue
0%
14% chance it's
Something else
The most common reasons a 2020 BMW M240i xDrive speedometer isn't working are the vehicle speed sensor (VSS), a faulty speedometer, or an electrical issue.
  • Vehicle Speed Sensor (VSS): A faulty vehicle speed sensor can result in inaccurate speed readings and erratic transmission shifting.
  • Speedometer: A faulty speed sensor or a broken connection in the speedometer circuit can result in inaccurate speed readings.
  • Electrical Issue: A blown fuse or a short circuit in the wiring can cause various electrical issues in the vehicle's systems.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What steps should I take to diagnose the non-functioning speedometer in my 2020 BMW M240i xDrive?

When diagnosing a non-functioning speedometer in your 2020 BMW M240i xDrive, it's crucial to follow a structured diagnostic approach that prioritizes simpler solutions before moving on to more complex issues. Begin by checking the fuse related to the speedometer in the fuse box, as a blown fuse can easily disrupt its functionality. If the fuse is intact, proceed to inspect the speed sensor located on the transmission; ensure it is neither damaged nor disconnected, since this component is vital for transmitting speed data. Next, examine the wiring connected to the speedometer for any signs of damage, corrosion, or loose connections, as faulty wiring can hinder the signal transmission. Utilizing an OBD-II scanner to check for error codes can also provide valuable insights into any potential issues with the speedometer or the speed sensor system. If these preliminary steps do not resolve the issue, the speedometer cluster itself may be malfunctioning, which may require further testing or professional assistance. By methodically following these steps, you can effectively troubleshoot the speedometer problem and identify the most appropriate repair solution.

What are the common problems that could cause the speedometer to stop working in a 2020 BMW M240i xDrive?

When troubleshooting a non-functioning speedometer in a 2020 BMW M240i xDrive, it's crucial to understand the common problems that may be at play. One of the primary culprits is a faulty speed sensor, which can lead to inaccurate readings or complete failure of the speedometer. Additionally, issues within the instrument cluster itself can disrupt the speedometer's operation, making it essential to check for any signs of malfunction in this component. Electrical problems, such as blown fuses or damaged wiring, can also interfere with the speedometer's functionality, so inspecting the vehicle's electrical system is advisable. Furthermore, a malfunctioning vehicle speed sensor can contribute to the issue, as it directly impacts speed readings. Lastly, don't overlook the possibility of a software glitch within the vehicle's computer system, which can occasionally affect the speedometer's performance. Addressing these potential issues promptly with the help of a qualified mechanic or BMW dealership will ensure that your speedometer operates accurately and reliably.

How urgent is it to address the non-functioning speedometer in a 2020 BMW M240i xDrive?

Addressing a non-functioning speedometer in your 2020 BMW M240i xDrive is not just a matter of convenience; it is a pressing issue that requires immediate attention. The speedometer plays a critical role in ensuring that you adhere to speed limits, thereby avoiding legal repercussions such as fines or license suspension. Moreover, an accurate speed reading is vital for safe driving, particularly in unpredictable road conditions where maintaining the correct speed can prevent accidents. Ignoring this malfunction could also signal deeper mechanical problems that may compromise your vehicle's overall performance, leading to more costly repairs down the line. Additionally, if you plan to sell your car in the future, a well-functioning speedometer is a key factor that potential buyers consider, impacting your vehicle's resale value. Therefore, it is crucial to prioritize the repair of your speedometer to ensure compliance with the law, enhance safety, maintain vehicle integrity, and protect your investment.

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2020 BMW M240i xDrive Speedometer Issues & Repairs