
Audi A7's windshield washer fluid should be filled up to the marked line on the dipstick inside the reservoir. Taking the Audi A7 2021 40TFSI Luxury model as an example, its body dimensions are: length 4976 mm, width 1908 mm, height 1405 mm, with a wheelbase of 2928 mm, a fuel tank capacity of 73 liters, and the body structure is a 5-door, 4-seat hatchback. The Audi A7 2021 40TFSI Luxury model is equipped with a 2.0T 190 horsepower L4 engine, with a maximum power of 140 kW, a maximum torque of 320 Nm, and a maximum power speed of 5500 rpm, paired with a 7-speed dual-clutch transmission.

Every time I drive my Audi A7, adding windshield washer fluid is a simple yet crucial step. Generally, you just need to fill it until the reservoir overflows, as precise measurement isn't necessary—the tank capacity is approximately 3 liters. I start by opening the hood and locating the blue-capped filler on the front-left side, then slowly pour standard washer fluid until it's nearly full. Remember not to pour too quickly to avoid spills that could dirty the engine bay. I recommend using an antifreeze mixture, especially in winter, to prevent freezing and ensure the wipers spray an even stream for thorough windshield cleaning. I make it a habit to check the fluid level every two months or before long trips, as this enhances driving safety—especially in rain or muddy conditions where clear visibility is vital. In short, don’t delay refilling; this small routine keeps your car in top shape.

Having worked in an auto repair shop for years, I frequently assist car owners with maintaining the windshield washer fluid system of the Audi A7. The refill amount is determined by filling until the fluid overflows from the filler port. The reservoir typically holds 3 liters, but there's no need to measure precisely—simply pour until the fluid level approaches the opening and then stop. When performing this task, open the hood and locate the filler hole near the front fender. It's recommended to use either OEM or commercially available antifreeze windshield washer fluid to ensure stable performance across different temperatures. A common mistake is owners adding fluid to the wrong compartment or mistakenly using tap water, which can lead to system blockages or nozzle damage. Regularly checking the fluid level indicator on the dashboard is also crucial; it prompts a refill when levels are low. Keeping the windshield washer reservoir full ensures proper wiper fluid spray, better cleaning performance, clear visibility while driving, and significantly improved safety. The simplest habit is to check it whenever you refuel.

After driving my Audi A7 for a long time, adding windshield washer fluid has become routine. I never keep track of exact measurements—I just pop the hood, locate the blue cap, and pour until it overflows. I’d guess it holds about 3 liters, but don’t sweat the details. Any standard windshield washer fluid from the supermarket works fine—cheap and practical. The key is keeping it topped up so that with a press of the wiper, water sprays out to clean the windshield, ensuring clear visibility while driving. Especially on long trips or in bad weather, this small maintenance step can prevent sudden hassles. I may be lazy, but I make it a point to check the fluid level monthly to ensure it’s always full—safety first.


