2015 Ford Expedition Speedometer Isn't Working

Common Causes of Speedometer Malfunctions in Your 2015 Ford Expedition and How to Fix Them

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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 2015 Ford Expedition 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 steps to diagnose a non-functioning speedometer in a 2015 Ford Expedition?

To effectively diagnose a non-functioning speedometer in your 2015 Ford Expedition, start with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Begin by examining the speed sensor, as it plays a crucial role in relaying speed data to the speedometer; any visible damage or malfunction here should be addressed first. Next, inspect the wiring connections to the speed sensor, ensuring they are secure and free from corrosion, as faulty connections can disrupt the signal. Following this, check the instrument cluster fuse; a blown fuse can easily cause the speedometer to fail, and replacing it is a straightforward fix. If these initial steps do not resolve the issue, utilize a diagnostic tool to test the speedometer for internal malfunctions, and consider scanning for error codes with an OBD-II scanner to identify any underlying problems within the vehicle's speed sensor system. If all else fails, seeking assistance from a professional mechanic with experience in Ford vehicles may be necessary for a thorough diagnosis and repair. By following this structured diagnostic approach, you can efficiently identify and potentially resolve the issue with your speedometer.

What are the common problems that could cause the speedometer to stop working in a 2015 Ford Expedition?

When the speedometer in a 2015 Ford Expedition ceases to function, several common problems may 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 result in inaccurate readings or a complete failure of the speedometer. Another potential issue could lie within the instrument cluster itself, where the speedometer is housed; any faults in this assembly can disrupt its operation. Additionally, a broken speedometer cable can prevent the speedometer from displaying speed accurately, while a blown fuse in the vehicle's electrical system can also interrupt its functionality. Lastly, faulty wiring connected to the speedometer may lead to operational issues. By understanding these common problems, DIY enthusiasts can better diagnose and address speedometer issues in their Ford Expedition, potentially saving on repair costs and enhancing their vehicle's performance.

How urgent is it to address the non-functioning speedometer in a 2015 Ford Expedition?

Addressing a non-functioning speedometer in a 2015 Ford Expedition is of utmost urgency due to the potential legal and safety ramifications. Without a working speedometer, drivers risk exceeding speed limits unknowingly, which can lead to fines or more severe penalties, including license suspension. Moreover, the inability to accurately monitor speed can compromise safe driving practices, increasing the likelihood of accidents. The speedometer also plays a critical role in the vehicle's overall performance; neglecting this issue may lead to further complications within the vehicle's electrical systems or sensors. Therefore, it is essential to prioritize the repair of a malfunctioning speedometer not only to comply with legal standards but also to ensure the safety of all road users and maintain the vehicle's optimal functionality.

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