Well, if it is as you say, close to we 'yanks' C220, 111.961 HFM engine, then here's the stuff you wanted:

1 Ground
2
3
4
5
6 SRS/Air Bag
7
8 HFM-SFI <----- That's the pin!
9
10 TN signal
11
12 IRCL
13
14
15
16 Voltage, Ign ON (circuit 15)

There are about 128 ODB and MB codes! No way that I can post them here, sorry.

__________________
Regards . . . . JimF
-------------------
'94 S500 Cpe

Visit my Mercedes Web Page