Automatic Transmission Fluid Level, Checking And Adding: Checking

WARNING: This page is about a different car, the 2015 Volkswagen Passat, 2014 Volkswagen Passat, 2013 Volkswagen Passat, and 2012 Volkswagen Passat. However, it is still accessible from the selected car via links, so may be relevant.

-- Connect the vehicle diagnostic tester and identify the vehicle in Guided Functions .

-- Select check ATF level .

NOTE:

Allow the transmission to cool down if the oil temperature is higher than 45°C (113°F)

The engine is idling and the selector lever is in the "P" position.

-- Place the Drip Tray For VAS6100 or the Used Oil Collecting and Extracting Device VAG1782 under the transmission near the transmission fluid drain and check plug.

-- Remove the transmission fluid drain and check plug -arrow-.

Fig 1: ATF Level Plug

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Always replace the seal -arrow- on the plug.

Fig 2: ATF Inspection Plug

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

NOTE:

Even if the fluid level is too low, first a small amount of transmission fluid will leak out of the overflow tube, because it fills during operation.

ATF will leak out of the overflow tube.

Fig 3: Example Of Filler Tube As It Is Installed In Transmissions

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Allow the excess fluid to drain.

-- Reinstall the drain plug (with a new seal) as soon as all the fluid has drained out (it starts to drip).

-- If no transmission fluid comes out, then fill with fluid.