See also:

Opening the DEF filler cap
The filler neck for DEF is behind the fuel filler flap. The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or with KEYLESSGO. - Swi ...

Interior
Up to four occupants can fit inside the CLS-Class. The instrument panel's central speedometer is flanked by a tachometer and clock. Black dials have chrome surrounds. Bar-chart displays show the f ...

Checking the battery
Checking the battery Press the or button. The battery is working properly if battery check lamp 1 lights up briefly If battery check lamp 1 does not light up briefly during the test, th ...