Well, from what I've been reading, it seems as though the W163 models do NOT have a 38-pin diagnostic connector under the hood or... anywhere.

Apparently the Mercedes SDS only connects through the OBD-II port on the W163 model. Can anyone verify this??

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Current cars:
2000 ML55 AMG, 174k miles
2003 C240 T-Modell, 202k miles
1995 S320, 207k Miles