Subaru Impreza Windshield Wipers Aren't Working

Common Causes of Non-Functional Windshield Wipers in Your Subaru Impreza and How to Fix Them

Find Repair Location
Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
75% chance it's the
Wiper Motor
0%
25% chance it's the
Switch
The most common reasons a Subaru Impreza windshield wipers aren't working are broken wiper motor and issues with the switch.
  • Wiper Motor: A faulty wiper motor or a bad electrical connection can result in intermittent or non-functioning windshield wipers.
  • Switch: A faulty switch can result in intermittent or complete failure of the electrical component it controls, leading to malfunctioning 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.

Troubleshooting Non-Functional Windshield Wipers in a Subaru Impreza

When troubleshooting non-functional windshield wipers in your Subaru Impreza, it's crucial to follow a methodical diagnostic approach to identify and resolve the issue effectively. Begin by examining the wiper motor and switch, as these components are often the source of the problem. Listen for any humming sounds from the motor, which may suggest it is receiving power but has internal damage, such as broken gears. If the motor is defective, replacing it with a remanufactured unit or an OEM assembly is advisable for reliable performance. Next, check the pivot nut; a loose nut can prevent the wiper blade from operating correctly, so ensure it is tightened securely. Additionally, inspect the wiper transmission stem to verify that the connection between the wiper arm and the stem is intact, as any disconnection can impede wiper movement. Lastly, evaluate the wiper switch, focusing on the contacts and control board, since faults in these areas can also lead to wiper malfunctions. By systematically addressing these components, you can effectively diagnose and fix the issues with your windshield wipers, ensuring they operate smoothly when needed.

What to Check When Windshield Wipers Aren't Working on a Subaru Impreza?

When troubleshooting windshield wipers that aren't functioning on a Subaru Impreza, it's essential to consider several common problems that could be at play. Start by examining the wiper motor, as a failure in this component is often the primary culprit behind wiper malfunctions. If the motor appears to be in good condition, the next step is to inspect the wiper switch; issues here can prevent the wipers from receiving the necessary signals to operate. Additionally, if you're experiencing problems with the windshield washer fluid not spraying, clogged nozzles may be the issue. These nozzles can become obstructed by debris such as dirt, insects, or limescale, hindering fluid flow. By systematically checking these components, you can effectively diagnose and resolve the issue with your Subaru Impreza's windshield wipers, ensuring safe visibility during inclement weather.

Why Are the Windshield Wipers Not Working in a Subaru Impreza?

When your Subaru Impreza's windshield wipers fail to operate, it is crucial to address the issue without delay. Ignoring malfunctioning wipers can severely impair your visibility during rain or adverse weather, increasing the risk of accidents. Common culprits include a broken wiper motor or a faulty switch, both of which can prevent the wipers from functioning altogether. Additionally, issues such as clogged spray nozzles, leaking hoses, or blown fuses can disrupt the windshield washer system, further compromising your ability to maintain a clear view. If you notice any signs of wiper failure, such as inconsistent movement or complete stoppage, it is advisable to conduct a thorough inspection. Promptly diagnosing and resolving these issues not only enhances your safety on the road but also helps prevent more significant damage to your vehicle's electrical system or wiper components.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.