2020 Subaru WRX STI Window Won't Go Up Or Down

Resolve Windows Not Moving in 2020 Subaru WRX STI

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
36% chance it's the
Fuse, Relay or Electrical System
0%
20% chance it's the
Window Motor
0%
24% chance it's the
Window Regulator
0%
20% chance it's
Something else
The most common reasons a 2020 Subaru WRX STI window won't go up or down are window's electrical system such as a fuse or relay, a broken window motor, or a broken window regulator.
  • Fuse, Relay or Electrical System: A blown fuse or a faulty relay can disrupt the electrical circuit, causing components to fail or operate intermittently.
  • Window Motor: A faulty window motor or a broken window regulator can prevent the window from moving up or down properly.
  • Window Regulator: A faulty window regulator can cause the window to become stuck or operate erratically due to worn gears or a broken cable.
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.

How much does it cost to fix a 2020 Subaru WRX STI window won't go up or down?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Due to the nature of electrical systems on modern vehicles, the range of problems these can cause are nearly limitless. However, there is a way to categorize them in two ways. Permanent and intermittent problems. Permanent problems appear and remain. This may be the vehicle will not start, the radio does not work, or the door chime will not turn off among many, many others. These problems are more straight-forward to diagnose since they present themselves at all time. This means there will always be a fault to find. Intermittent electrical problems, however, can be difficult or impossible to locate, since they appear then disappear without warning. The best case scenario for an intermittent issue is when replicating the problem is easily accomplished and understood. This allows a technician to make an issue semi-permanent, allowing them to find the fault. Other issues that come and go without warning and cannot be replicated on demand must occur when the technician is servicing the vehicle, otherwise there is no problem to correct. It is most important to understand that electrical system faults always require inspection, and can include the vehicle working in any manner, or not working at all.

Like we noted in the last section, general diagnosis symptoms are the most vague of the bunch. There are several diagnostic spectrums, electrical diagnosis, drivability diagnostics, engine diagnostics, transmission diagnostics, and the list could continue for about 5 or 10 more spectrums of diagnostics. The most important take-away here, is that general diagnostics are diagnostics that have no other spectrum in which they fit, or the problem is unknown. This means that any vehicle left outside of a repair facility with the keys and an authorization to perform diagnosis will be diagnosed under the general diagnosis spectrum.

What steps should I take to diagnose the window issue on my 2020 Subaru WRX STI that won't go up or down?

To effectively diagnose the window issue on your 2020 Subaru WRX STI that won't move up or down, start with the simplest solutions before progressing to more complex diagnostics. Begin by checking the window switch for functionality, as a malfunctioning switch is often the culprit behind window issues. Next, inspect the fuse box for any blown fuses related to the power windows, as this can easily disrupt their operation. If both the switch and fuse are in good condition, listen for any sounds from the window motor when you press the switch; a lack of noise may indicate that the motor needs replacement. Additionally, examine the window regulator for signs of damage, as a faulty regulator can prevent the window from moving. Don’t forget to check the wiring connections between the switch, motor, and regulator, as loose or damaged wires can also lead to operational failures. If these steps do not resolve the issue, it may be time to consult a professional mechanic who specializes in automotive electrical systems for further assistance. By following this structured approach, you can systematically identify and address the problem with your window.

What are the common causes for the power window malfunction in a 2020 Subaru WRX STI?

When diagnosing power window malfunctions in a 2020 Subaru WRX STI, it's essential to understand the common problems that can arise. A faulty window regulator is often at the forefront, as it directly controls the movement of the window; if it fails, the window may become stuck or operate erratically. Additionally, a defective window motor can hinder the window's ability to move, leading to complete failure in some cases. Electrical issues, such as blown fuses or faulty wiring, can also disrupt the power supply to the window system, causing it to malfunction. Furthermore, a malfunctioning window switch may prevent the motor from receiving the necessary signals to operate, resulting in unresponsive windows. Lastly, if the window has come off its track, it can lead to misalignment and operational issues. By identifying these common causes, DIY enthusiasts can effectively troubleshoot and potentially resolve power window problems, ensuring smooth and reliable operation.

How urgent is it to fix the malfunctioning window in my 2020 Subaru WRX STI?

When it comes to the urgency of fixing a malfunctioning window in your 2020 Subaru WRX STI, the implications are significant and multifaceted. First and foremost, safety is paramount; a window that does not operate correctly can obstruct your view, making it difficult to navigate traffic and communicate with other drivers, which could lead to accidents. Additionally, in emergency situations, a malfunctioning window may hinder your ability to exit the vehicle quickly, posing a serious risk. Security is another critical concern; a broken window can leave your car vulnerable to theft, increasing the likelihood of break-ins and loss of personal belongings. Furthermore, consider the impact of weather; a window that fails to close properly can allow rain or snow to infiltrate the cabin, leading to potential water damage and costly repairs to the interior. Lastly, comfort is compromised when outside noise, dust, and temperature fluctuations invade your driving experience, making it less enjoyable and more distracting. Given these factors, it is clear that addressing a malfunctioning window promptly is essential to ensure your safety, protect your vehicle, and maintain a comfortable driving environment.

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2020 Subaru WRX STI Window Issues: Causes & Repairs