The coordination of the modulator pressure & control pressure cable is it!! BOTH can be adjusted . Start with small changes & try going both directions. JUST remember this; too smooth of a shift on a Benz trans is causing some wear to clutch packs. OVER time this is why they LOOSE 4th gear & slip.

__________________
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
Mercedes Benz Star Technician (2 times)
44 years foreign automotive repair
27 Years M.B. Shop foreman (dealer)
MB technical information Specialist (15 years)
190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
Retired Moderator