So did you get your engine wiring harness replaced?
They are all bad from 1993-1995 on C280's and E320's due to defective insulation on the wires.
If you haven't replaced it yet, it might be a good idea to get it out of the way now before it rears its ugly head.
2001 E430, Bourdeaux Red, Oyster interior.
1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".