WANT,

My OVP and Klima story is at: Another OVP (Success) Story

In it I tell story of same issues you have - and how I got sidetracked by the Klima relay only to find the Over Voltage Protection (OVP) was the problem ... easy, inexpensive fix for me.

__________________
George Stephenson
1991 350 SDL (200K and she ain't bent, yet)
former 2002 E320 4Matic Wagon - good car
former 1985 300 CD - great car
former 1981 300 TD - good car
former 1972 280 SEL - not so good car
a couple of those diesel Rabbits ...40-45 mpg