differential MERCEDES-BENZ S550 4MATIC 2008 W221 Owner's Manual

526 Operation
In the “Operation” section you will find de-
tailed information on operating, maintain-
ing and caring for your vehicle.
The first 1000 miles (1500 km)
The more cautiously you treat your vehicle
during the break-in period, the more satis-
fied you will be with its performance later
on.

Drive your vehicle during the first
1 000 miles (1 500 km) at varying but
moderate vehicle and engine speeds.

During this period, avoid heavy loads
(full throttle driving) and excessive en-
gine speeds (no more than
2/3 of maxi-
mum rpm in each gear).

Avoid accelerating by kick-down.

Do not attempt to slow the vehicle
down by shifting to a lower gear using
the gear selector lever.

Select gear ranges3,2or1 only when
driving at moderate speeds (for hill
driving).

Select C as the preferred shift program
(
page 409) for the first 1 000 miles
(1 500 km).After 1 000 miles (1 500 km) you may grad-
ually increase vehicle and engine speeds
to the permissible maximum.
All of the above instructions, as may apply
to your vehicle type, also apply when driv-
ing the first 1 000 miles (1 500 km) after
the engine or the rear differential has been
replaced.
!Additional instructions for S 63 AMG and
S65AMG:

During the first 1 000 miles (1 500 km), do
not exceed a speed of 85 mph (140 km/h).

During this period, avoid engine speeds
above 4 500 rpm in each gear.

Shift gears at the correct time.
iAlways obey applicable speed limits.