You are supposed to use the Benz tool which is a dipstick since the tranny's filler tube is sealed with a plastic cap and does not have a dipstick and the fluid has to be 80'C when checking the fluid. Did you do these when replacing the fluid?

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John


1998 C230 for the wife
1986 Porsche 944 Turbo for me in the summer
1993 Audi 90 for me in the winter