Wipers & turn signals operat off of the combination relay in the front fuse box.
Gets power from fuses 17 (hot all of the time) & fuse 3 (hot with key on). front fuse box

Windows are operated from computer in trunk near the fuel filler neck & gets power from fuses 5 & 11 in the trunk (hot all of the time) & fuse 35 front fuse box (power w/key on).

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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