Page 116 of 329

113 Flexible service system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Following a completed A or B service the
Mercedes-Benz Center sets the counter mileage to
10 000 miles (Canada: 15 000 km) and 365 days.
The counter can also be set by any individual. To do so:
Turn the electronic key in steering lock to position 2.
To call up the trip odometer and main odometer, press
button è or ÿ on the multifunction steering
wheel until the display appears. See page 94.
Press button j or k until the FSS indicator
appears.
Press button Jon the instrument cluster for
approximately 2 seconds.The multifunction display will show the question:
“DO YOU WANT TO RESET SERVICE INTERVAL? –
CONFIRM BY PRESSING R”
Press button J on the instrument cluster again, and
hold until a signal sounds. The message “SERVICE
INTERVAL HAS BEEN RESET” appears in the
multifunction display.
The new service indicator is displayed with the reset
distance of 10 000 miles (Canada 15 000 km).
If the FSS counter was inadvertently reset, have a
Mercedes-Benz Center correct it.
However you choose to set your reference numbers, the
scheduled services as posted in the Service Booklet
must be followed to properly care for your vehicle.
Page 117 of 329

114 Engine oil level indicator
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Engine oil level indicator
To check the engine oil level, park vehicle on level
ground, with engine at normal operational temperature.
Check oil level approximately 5 minutes after stopping
the engine, allowing for the oil to return to the oil pan.Turn the electronic key in steering lock to position 2.
To call up the trip odometer and main odometer, press
button è or ÿ on the multifunction steering
wheel until the display appears. See page 94.
Press button j or k on the multifunction
steering wheel repeatedly until the “MEASUREMENT
CORRECT – ONLY IF VEH. LEVEL” engine oil level
indicator appears. This indicator is only a reminder.
Measurement can be cancelled by pressing button j
or k if the vehicle is not parked on level ground. An
incorrect reading will be recorded if you do not cancel
the measurement. Move the vehicle to level ground and
measure again.
The electronic key in steering lock is not in position 2 if
the “ENGINE OIL LEVEL – SWITCH ON IGNITION”
message appears.
The “ENGINE OIL LEVEL – MEASURING NOW”
message is displayed after approximately 3 seconds.
Page 119 of 329

116 Exterior lamp switch
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Exterior lamp switch
DOff
CParking lamps (also side marker lamps, taillamps,
license plate lamps, instrument panel lamps)
Canada only: When the engine is running, the low
beam is additionally switched on.BParking lamps plus low beam or high beam
headlamps (combination switch pushed forward)
ˆStanding lamps, right (turn left one stop)
‚Standing lamps, left (turn left two stops)
…Front fog lamps (pull out one stop) with parking
lamps and/or low beam headlamps on. Green
indicator lamp in lamp switch comes on.
„Rear fog lamp (pull out to 2nd detent) in addition
to fog la mps. Yel low indicator lamp in la mp switch
comes on.
Standing lamps
When the vehicle is parked on the street the standing
lamps (right or left side parking lamps) can be turned
on, making the vehicle more visible to passing vehicles.
The standing lamps cannot be operated with the
electronic key in steering lock position 2.
Page 120 of 329

117 Exterior lamp switch
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Notes:
With the electronic key removed and the driver’s door
open, a warning sounds and the message “SWITCH OFF
LIGHTS” in the multifunction indicator appears if the
vehicle’s exterior lamps (except standing lamps) are not
switched off.
Fog lamps will operate with the parking lamps and / or
the low beam headlamps on. Fog lamps should only be
used in conjunction with low beam headlamps. Consult
your State or Province Motor Vehicle Regulations
regarding allowable lamp operation.
Fog lamps are automatically switched off when the
exterior lamp switch is turned to position D.Daytime running lamps (Canada only)
When the engine is running and the selector lever is in
a driving position, the low beam headlamps (includes
parking lamps, side marker lamps, taillamps and
license plate lamps) are automatically switched on.
When shifting from a driving position to position “N”
or “P”, the low beam switches off (2 seconds delay).
For nighttime driving the exterior lamp switch should
be turned to position B to permit activation of the
high beam headlamps.
Night security illumination
When exiting the vehicle after driving with the exterior
lamps on, they switch on again for added illumination
for approximately 30 seconds after closing the last door.
The lamp-on time period can be changed at your
Mercedes-Benz Center.
Page 121 of 329
118 Headlamp cleaning system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Headlamp cleaning system
(optional on model CLK 430,
standard on model CLK 55 AMG)The switch is located in the center console.
The headlamp washer can be activated with the
electronic key in steering lock position 2.
Briefly press symbol side of switch.
P82.15-2007-26
Page 123 of 329

120 Combination switch
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
6Control for windshield wiper/washer system:
Push briefly for single wipe without adding washer
fluid (use only when windshield is wet).
Push past detent and hold to activate wiper and
washer.
Notes:
The windshield washer reservoir, hoses and nozzles are
automatically heated.
See page 256 for re fill ing windshield wa sh er / h ead lamp
cleaning system.7Windshield wiper
0Wiper off
I Intermittent wiping
(vehicles with rain sensor: One initial wipe,
pauses between wipes are automatically
controlled by a rain sensor monitoring the
wetness of the windshield.)
Notes:
With switch in this position, one wipe occurs
when turning the electronic main key in steering
lock from position 0.
Vehicles with rain sensor:
Do not leave in inte rmittent se tting when vehicle
is taken to an automatic car wash or during
windshield cleaning. Wiper will operate in
presence of water spray at windshield, and wiper
may be damaged as a result.
II Normal wiper speed
III Fast wiper speed
P54.25-2033-26
6
7
Page 124 of 329

121 Hazard warning flasher
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Windshield wiper smears
If the windshield wiper smears the windshield, even
during rain, activate the washer system as often as
necessary. The f luid in the washer reservoir should be
mixed in the correct ratio, see page 256.
Blocked windshield wiper
If the windshield wiper becomes blocked (for example,
due to snow), switch off the wiper.
For safety reasons before removing ice or snow, remove
electronic key from steering lock. Remove blockage.
Activate combination switch again (electronic key in
steering lock position 1).Hazard warning flasher switch
The hazard warning f lasher can be activated with the
switch located in the dashboard.
To activate hazard warning flasher, press switch once.
To deactivate, press switch again.
Note:
With the hazard warning flasher activated, the
combination switch in position for either left or right
turn, and the electronic main key in steering lock
position 2, only the respective left or right side turn
signals will operate.
Page 129 of 329

126 Automatic climate control
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Rear window defroster
Turn electronic key in steering lock to position 2.
To select, press F button.
To cancel, press F button again.
Notes:
H eavy accu mul ation of snow and ic e shoul d be removed
before activating the defroster.
The rear window defroster consumes a large amount of
electrical power. To keep the battery drain to a
minimum, turn off the defroster as soon as the window
is clear.
The defroster is automatically turned off after a
maximum of 12 minutes of operation.
If several power consumers are turned on
simultaneously, or the battery is only partially charged,
it is possible that the defroster will automatically turn
itself off. When this happens, the indicator lamp inside
the switch starts blinking.
As soon as the battery has sufficient voltage, the
defroster automatically turns itself back on.Air distribution
TPress b button for each side repeatedly until the
requested symbol is displayed.
Press U button to return to automatic mode.
Air volume
Press – or + side of rocker switch ï until the
requested blower speed is attained. A choice of 7 blower
speeds is available.
To switch the automatic climate control off, press – side
of rocker switch ï until symbol OFF is displayed.IThe fresh air supply to the vehicle interior is shut off.
While driving, use this setting only temporarily,
otherwise the windshield could fog up.
To switch the automatic climate control on again, press
U, P or + side of ï.