Unsuccessful replacement of the AT (FW6A) seal on a Mazda 6 (Mazda 3, 6, CX-3,5,9).

Unsuccessful replacement of the automatic transmission seal on a Mazda 6 (AT (FW6A) instaled on Mazda 3, Mazda 6, Mazda CX-3, CX-5, CX-9, with Skyactiv technology engines).
Always check the proper installation of the torque converter on the input shaft of the automatic transmission to avoid such consequences.