Hi Firends
my recirculation button dont work because no vaccum in the car
vaccum only in the brake booster and the shut off valve !!
No leaks
any tips to get the button to life ?
or any tricks
im tired every time i should push the the recirculation mechanism by hand hhh !!!
also i need a vaccum diagram for my car
i have a 1991 190D 2.5 imported from germany
with OM602 NA and 5 Speed Manual Transmition

thanks my friends