2020 Hyundai Elantra GT Speedometer Isn't Working

Fix Speedometer Issues in Your 2020 Hyundai Elantra GT

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Reviewed by
Andrew Hajjar
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 Hyundai Elantra GT 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 Hyundai Elantra GT?

To effectively diagnose the non-functioning speedometer in your 2020 Hyundai Elantra GT, begin with the simplest solutions before progressing to more intricate checks. Start by inspecting the fuse associated with the speedometer in the fuse box, as a blown fuse is a common and easily fixable issue. If the fuse is intact, turn your attention to the speed sensor, which plays a crucial role in relaying speed data to the speedometer; look for any signs of damage or disconnection. Next, examine the wiring linked to both the speedometer and the speed sensor for any loose connections or fraying, as these can disrupt the signal. If these preliminary checks do not resolve the issue, utilize an OBD-II scanner to identify any error codes that may indicate a malfunction in the speedometer system. Finally, if the speedometer still does not function, consider testing the unit itself to determine if it is operational. Should these steps fail to yield results, seeking assistance from a professional mechanic may be necessary for a thorough diagnosis and repair. By following this structured approach, you can efficiently troubleshoot the speedometer issue in your vehicle.

What are the common causes for a malfunctioning speedometer in a 2020 Hyundai Elantra GT?

When troubleshooting a malfunctioning speedometer in your 2020 Hyundai Elantra GT, it's essential to consider several common problems that could be affecting its performance. One of the primary culprits is a faulty vehicle speed sensor, which can lead to inaccurate speed readings. Additionally, electrical issues such as blown fuses or wiring problems can disrupt the speedometer's functionality, making it crucial to inspect the vehicle's electrical system. Another potential issue lies within the instrument cluster itself; if the gauge or display is malfunctioning, it can result in incorrect speed readings. Furthermore, a damaged or worn-out speedometer cable may cause erratic behavior or complete failure of the speedometer. Lastly, calibration errors can also lead to inaccuracies, particularly after repairs or maintenance. Addressing these issues promptly will help ensure that your speedometer operates correctly and provides accurate readings, enhancing your driving experience and safety.

How urgent is it to address the non-functioning speedometer in a 2020 Hyundai Elantra GT?

Addressing a non-functioning speedometer in your 2020 Hyundai Elantra GT is not just a matter of convenience; it is a pressing issue that requires immediate attention. A malfunctioning speedometer can lead to serious safety risks, as it prevents you from accurately gauging your speed, which is essential for safe driving. This lack of speed awareness can result in unintentional speeding, exposing you to legal penalties such as fines or even license suspension. Moreover, the speedometer is linked to various vehicle systems, and its failure may indicate deeper mechanical problems that could compromise your car's overall performance. Ignoring this issue can also diminish your vehicle's resale value, as potential buyers are likely to be wary of a car with unresolved mechanical issues. Therefore, it is crucial to prioritize the repair of your speedometer to ensure compliance with traffic laws, maintain safety on the road, and protect your investment in the vehicle.

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