Originally posted by joe p
I'd be looking at the seconday ignition and the crank sensor.
Joe is a Mercedes Benz Service and Repair facility shop owner, so his advice is probably worth looking into. The rest of us are just knuckleheads...
2001 E430, Bourdeaux Red, Oyster interior.
1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".