Mercedes Benz 2008 c300 Manuale Utente

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Practical hints
Battery
Reconnecting the battery
Turn off all electrical consumers.
Remove SmartKey from starter switch.
Vehicles with KEYLESS-GO* (Canada 
only):
Open the driver’s door.
Connect the battery positive lead and 
fasten its cover (
Connect the battery negative lead 
(
Make sure that the ventilation hose
is attached to the battery.
Reinstall filter box (
!
Always connect the starter battery in the or-
der described below. Otherwise, the vehicle’s 
electronics could be damaged.
!
Never invert the terminal connections.
!
Make sure the battery has a plug where the 
ventilation hose
4
 is attached to it.
i
The following procedures must be carried 
out following any interruption of battery power 
(e.g. due to reconnecting):
Reset the automatic exterior mirror fold in 
function (
Set the clock (
Vehicles with COMAND*: see COMAND op-
erator’s manual.