2020 Subaru Outback Speedometer Isn't Working

Common Causes of Speedometer Malfunctions in Your 2020 Subaru Outback 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 Subaru Outback 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 speedometer issue in my 2020 Subaru Outback?

When diagnosing a speedometer issue in your 2020 Subaru Outback, it's crucial to follow a methodical diagnostic approach that prioritizes simpler solutions before delving into more complex assessments. Begin by examining the speed sensor, as it is frequently the source of speedometer problems; look for any visible damage or corrosion that could hinder its performance. Next, check the wiring connections related to both the speedometer and speed sensor, ensuring they are secure and free from damage, since loose or frayed wires can lead to inaccurate readings. Utilizing an OBD-II scanner to check for error codes can also be invaluable, as these codes can highlight specific issues affecting the speedometer's functionality. If these preliminary steps do not yield results, consider testing the speedometer cluster itself for any signs of physical damage or operational failures. If the issue remains unresolved after these checks, it may be wise to consult a professional mechanic, who has the necessary expertise and tools to accurately diagnose and repair the problem. By adhering to this structured approach, you can effectively troubleshoot and potentially resolve the speedometer issue in your Subaru Outback.

What are the common problems that could cause the speedometer to stop working in a 2020 Subaru Outback?

When your speedometer stops working in a 2020 Subaru Outback, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the primary culprits is a faulty vehicle speed sensor, which is responsible for relaying speed information to the speedometer. If this sensor malfunctions, it can lead to inaccurate readings or a complete failure of the speedometer. Additionally, check for faulty wiring, as damaged or loose connections can disrupt the signal necessary for the speedometer to function properly. Another area to inspect is the instrument cluster itself; if there are issues within this component, it may result in the speedometer not working. Don’t overlook the possibility of a blown fuse, as this can also interrupt the power supply to the speedometer system. Lastly, if the speedometer head is defective, it may require repair or replacement to restore its functionality. By systematically examining these areas, you can identify the issue and take the necessary steps to fix your speedometer.

How urgent is it to address the non-functioning speedometer in a 2020 Subaru Outback?

Addressing a non-functioning speedometer in a 2020 Subaru Outback is an urgent matter that should not be overlooked. 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, accurate speed readings are essential for safe driving; a malfunctioning speedometer can lead to dangerous situations, whether you find yourself driving too fast or too slow. This not only increases the risk of accidents but can also affect your vehicle's performance, as the speedometer is linked to various systems within the car. Ignoring this issue could lead to more significant problems down the line, potentially resulting in costly repairs. Additionally, if you plan to sell your vehicle in the future, a properly functioning speedometer is a key factor that buyers consider, impacting your car's resale value. Therefore, it is crucial to address this issue promptly to ensure your safety, compliance with the law, and the overall health of your vehicle.

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