Porsche 911 Carrera - Manual (Page 101)

Speedometer
Indication
The digital speedometer is integrated in the
on-board computer. The indication changes from
mph to km/h when the units are changed from
miles to kilometers.
Changing over between Miles / Kilometers
The units of the distance and speed displays can
be changed in the “SET” menu of the on-board
computer.
Please observe the chapter ”SET BASIC
SETTING ON ON-BOARD COMPUTER” on page
139.
Controls, Instruments
99