300SL (129.061) L6-3.0L (104.981) (1991)
Connector Location
Figure 1
X11/7
Test connection, ETR (4-pole)
X28/1
Connector, ETR voltage supply (2-pole)
X28/8
Connector, ETR/left seat plug connection (2-pole)
X28/9
Connector, ETR/right seat plug connection (2-pole