Socket in the glove box

Open the glove box.
Lift up the cover of socket 1.
See also:
Tow-starting (emergency enginestarting)
Vehicles with automatic transmission
must not be started by tow-starting. This
could otherwise damage the transmission. ...
Tire labeling overview
The following markings are on the tire in
addition to the tire name (sales designation)
and the manufacturer's name:
1 Uniform Tire Quality Grading Standard
2 DOT, Tire Identification Number
3 ...
Cleaning genuine wood and trim elements
Wipe the wooden trim and trim pieces with a damp, lint-free cloth, e.g.
a microfiber cloth.
Heavy soiling: use car care and cleaning products recommended and approved
by Mercedes-Benz.
...
