Sealed transmission means it does not have a dipstick to check the fluid. There is a plug on the side that is used for checking and adding fluid. Most lube places can do this for you.
What cars have no transmission dipstick?
Among the makes that equip some of their vehicles with no dipstick automatic transmissions are Acura, Audi, BMW, Cadillac (Catera), Chevrolet (Equinox), Chrysler (300), Ford, Mazda (Miata and MPV), Saturn, Toyota, and Volkswagen.
What happens if you put too much transmission fluid in your car?
When you overfill an automatic transmission, the fluid would foam, resulting in problems with transmission damage, gear shifting or oil starvation. While an overloaded manual transmission would lead to fluid-leak in the vent and gear shifting becomes an issue once the clutch is pressed.12 abr 2017
The tiptronic® is a geared automatic transmission that permits spontaneous gear changes at any time. The Dynamic Shift Program (DSP) adapts to the driver's individual driving style and independently determines the optimum shift point.
According to the industry experts, the reason for eliminating the transmission dipstick is that although most consumers may believe they should check their transmission dipstick and fluid level, experts claim that it is actually better for vehicle transmissions to only be serviced by professionals.