Mercedes-Benz 2005 CLK 320 Operator's Manual page 460

Technical terms
Multifunction steering wheel
Steering wheel with buttons for operat-
ing the control system.
OCS
(Occupant Classification System)
The system automatically turns the
front passenger front air bag on or off
based on the classified occupant size
category determined by weight sensor
readings from the seat.
Overspeed range
Engine speeds within the red marking
on the tachometer dial. Avoid this en-
gine speed range, as it may result in se-
rious engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.
458
Parktronic (Parking assist)*
System which uses visual and acoustic
signals to assist the driver during park-
ing maneuvers.
Poly-V-belt drive
Drives engine-components (alternator,
AC compressor, etc.) from the engine.
Power train
Collective term designating all compo-
nents used to generate and transmit
motive power to the drive axles, includ-
ing
engine
clutch/torque converter
transmission
transfer case
drive shaft
differential
axle shafts/axles
Program mode selector switch
Used to switch the automatic transmis-
sion between standard operation S and
comfort operation C.
CLK 55 AMG with steering wheel gear-
shift control and manual shift program:
In addition to S and C (for standard S
or comfort C operation, see above) you
can use the M for manual shift
program.