2018 Alfa Romeo Stelvio Speedometer Isn't Working

Diagnosing Speedometer Issues in Your 2018 Alfa Romeo Stelvio and How to Restore Accurate Readings

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Reviewed by
Devin Cabugcal
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 2018 Alfa Romeo Stelvio 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 are the initial diagnostic steps to take when the speedometer isn't working on a 2018 Alfa Romeo Stelvio?

When faced with a non-functioning speedometer in your 2018 Alfa Romeo Stelvio, it's essential to adopt a systematic diagnostic approach. Begin by checking the fuse associated with the speedometer; a blown fuse is a straightforward fix that can often resolve the issue. Next, inspect the speed sensor, as it plays a crucial role in relaying speed data to the speedometer. Look for any signs of damage or malfunction that could hinder its performance. Following this, examine the wiring connections to both the speed sensor and the speedometer, ensuring they are secure and free from corrosion, as poor connections can disrupt the signal. Utilizing a diagnostic scanner to check for error codes can provide further insights into the problem, helping you identify any underlying issues. If these steps do not yield results, consider testing the speedometer cluster itself to determine if the fault lies within the cluster or elsewhere in the vehicle's system. By methodically following these steps, you can effectively diagnose and address the speedometer issue in your Alfa Romeo Stelvio.

What are the common problems that could cause the speedometer to stop working in a 2018 Alfa Romeo Stelvio?

When dealing with a non-functioning speedometer in a 2018 Alfa Romeo Stelvio, it's essential to understand the common problems that could be at play. One of the primary culprits is a faulty vehicle speed sensor, which is responsible for relaying speed data to the speedometer. If this sensor malfunctions, it can lead to inaccurate readings or a complete failure of the speedometer. Additionally, faulty wiring can disrupt the signal between the sensor and the speedometer, causing it to stop working altogether. Another potential issue is a malfunction within the instrument cluster itself, which may involve a blown fuse or a defective component that affects the speedometer's operation. Furthermore, the speedometer gauge itself could be defective, leading to incorrect speed readings. Lastly, it's worth checking the alignment of the vehicle speed sensor, as improper calibration can also result in speedometer inaccuracies. By identifying these common problems, DIY enthusiasts can take the first steps toward diagnosing and potentially fixing the speedometer issue in their Alfa Romeo Stelvio.

How urgent is it to repair the non-functioning speedometer in a 2018 Alfa Romeo Stelvio?

Repairing a non-functioning speedometer in a 2018 Alfa Romeo Stelvio is an urgent matter that should not be overlooked. The speedometer is not just a convenience; it plays a vital role in ensuring legal compliance and safe driving. Without a working speedometer, you risk exceeding speed limits unknowingly, which can lead to fines or legal repercussions. Moreover, the safety of both you and other road users is compromised, as a functioning speedometer is essential for adjusting your speed according to traffic conditions. Additionally, a malfunctioning speedometer may signal deeper issues within the vehicle's electronic systems, potentially leading to more significant damage if left unaddressed. Lastly, neglecting this repair can adversely affect the resale value of your vehicle, as prospective buyers may be deterred by the need for repairs. Therefore, it is crucial to prioritize the repair of your speedometer to ensure a safe, compliant, and valuable driving experience.

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