30A strip gets power from the ignition switch & powers the blower motor, is there power on fuse with key on? There is an electronic blower control unit inside the blower housing that supplies GROUND to blower motor. Blower housing can be accessed by removing the pass side under dash cover.

__________________
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