Mercedes-Benz 2007 S 550 Operator's Manual page 641

Practical hints
Jump starting
Warning!
Keep flames or sparks away from battery.
Do not smoke.
Observe all safety instructions and precau-
tions when handling automotive batteries
( page 634).
Jump starting should only be performed on
the starter battery. The starter battery is
located in the engine compartment on the
passenger side ( page 634).
i
Vehicles with KEYLESS-GO: remove the
KEYLESS-GO button ( page 316) and use the
SmartKey with KEYLESS-GO like a normal
SmartKey.
640
Make sure the two vehicles do not
G
touch.
Secure vehicle in place with electric
parking brake.
Shift the automatic transmission to P.
Turn off all electrical consumers, ex-
cept hazard warning flashers or work
lights.
Open the hood ( page 492).
Start the engine of the vehicle with the
charged battery and run at idle speed.
1 Positive terminal of your vehicle's
battery
2 Positive terminal of other vehicle's
battery
3 Negative terminal of other vehicle's
battery
4 Negative clamp