retractable hardtop MERCEDES-BENZ SLK350 2005 R171 Owner's Guide

249 Controls in detail
Loading
Loading
Roof rack
!This vehicle is not designed to carry
items on its roof. Roof rails and any
roof-mounted devices, unless express-
ly approved by Mercedes-Benz for use
on this vehicle model, must not be used
as they will damage the vehicle and
retractable hardtop.
At time of printing, Mercedes-Benz
does not offer any roof racks or any
other roof-mounted devices for use on
this vehicle.
!This vehicle is not designed to carry
any items on its trunk lid or accommo-
date any type of trunk lid rack or de-
vice. Using such devices may damage
the vehicle and retractable hardtop
mechanism.

362 Practical hintsWhat to do if …Display symbol
Display message
Possible cause
Possible solution
A
Fuel reserve
The fuel level has dropped below
the reserve mark.

Refuel at the next gas station (
page 284).
Check gas cap
See Operator’s Manual
The fuel cap may not be closed
properly.

Check the fuel cap (
page 284).
If it is not closed properly:

Close the fuel cap.
If it is closed properly:

Have the fuel system checked by an autho-
rized Mercedes-Benz Center.
K
Lock retractable roof
The retractable hardtop is not
locked properly.

Push the retractable hardtop switch forward
or rearward until the retractable hardtop is
completely closed or open (
page 237).
Retractable roof
Visit workshop
The retractable hardtop is
malfunctioning.

Have the retractable hardtop checked by an
authorized Mercedes-Benz Center.
O
Close hood
You are driving with the hood open.

Close the hood (
page 287).
F
Replace key
The SmartKey is malfunctioning.

Visit an authorized Mercedes-Benz Center.

377 Practical hints
Opening/closing in an emergency
Opening/closing in an emergency
Raising retractable hardtop manuallyWarning!
G
If the retractable hardtop does not com-
pletely open or close, the roof hydraulics will
lose pressure and the retractable hardtop is
lowered

after approximately seven minutes
when the ignition is switched on


after approximately 15 seconds when
the ignition is switched off
Shortly before the hardtop is lowered, a
warning will sound. In the multifunction dis-
play you will see
K
and the message
Retractable roof being lowered
.


Properly lock retractable hardtop before
continuing to drive (
page 237).
Warning!
G
Manually closing the retractable hardtop is a
complicated and technically demanding pro-
cedure and should only be performed by an
authorized Mercedes-Benz Center or quali-
fied technician. Attempting to manually
close the retractable hardtop may cause
damage to the retractable hardtop and/or
personal injury.
Warning!
G
To prevent possible accidents, drive the ve-
hicle only with the retractable hardtop either
completely closed and locked, or fully low-
ered into its storage compartment.

395 Practical hints
Flat tire
Lowering the vehicle
Lower vehicle by turning the crank
counterclockwise until vehicle is rest-
ing fully on its own weight.

Remove the jack.
1-5 Wheel bolts

Tighten the five wheel bolts evenly in
the direction of the arrow, following the
diagonal sequence illustrated
(1to5), until all bolts are tight.
Observe a tightening torque of
80 lb-ft (110 Nm).

Fully collapse the jack.

Place the vehicle tool kit, electric air
pump, and the jack back in the storage
compartment under the trunk floor.

Wrap the damaged wheel in the protec-
tive sheet provided with the spare
wheel and put the wheel in the trunk.
Warning!
G
Inflate the collapsible tire using the electric
pump (
page 393) before
lowering the ve-
hicle.
Warning!
G
Have the tightening torque checked after
changing a wheel. The wheels could come
loose if they are not tightened to a torque of
80 lb-ft (110 Nm).iThe flat tire may be transported in the
trunk when the retractable hardtop is
closed.

421 Technical data
Weights
Weights
Model
SLK 350
SLK 55 AMG
Maximum roof load
110lb (50kg)
110 lb (50 kg)
Maximum trunk load
220 lb (100 kg)
220 lb (100 kg)
!This vehicle is not designed to carry
items on its roof. Roof rails and any
roof-mounted devices, unless express-
ly approved by Mercedes-Benz for use
on this vehicle model, must not be used
as they will damage the vehicle and
retractable hardtop.
At time of printing, Mercedes-Benz
does not offer any roof racks or any
other roof-mounted devices for use on
this vehicle.
!This vehicle is not designed to carry
any items on its trunk lid or accommo-
date any type of trunk lid rack or de-
vice. Using such devices may damage
the vehicle and retractable hardtop
mechanism.

423 Technical data
Fuels, coolants, lubricants, etc.
Model
Capacity
Fuels, coolants, lubricants etc.
Fuel tank
including a reserve of
SLK 350
SLK 55 AMG
approx. 18.5 US gal (70.0 l)
approx. 2.4 US gal (9.0 l)
approx. 18.5 US gal (70.0 l)
approx. 2.6 US gal (10.0 l)
Premium unleaded gasoline:
Minimum posted Octane 91 (average of
96 RON / 86 MON)
Air conditioning system
R-134a refrigerant and special PAG lubricant oil
(never R-12)
Hydraulic system for
retractable hardtop
0.19 US qt (0.18 l)
MB Hydraulic Fluid
Windshield washer
system and headlamp
cleaning system*
7.4 US qt (7.0 l)
MB Windshield washer concentrate
1
1Use MB Windshield Washer Concentrate“S” and water for temperatures above freezing point or MB Windshield Washer Concentrate “S” and commercially available
premixed windshield washer solvent/antifreeze for temperatures below freezing point. Follow suggested mixing ratios (page 429).

435 Technical terms
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
Production options weight
(
page 324)Program mode selector switch
Used to switch the automatic transmis-
sion between standard operation (S)
and comfort operation (C).
Vehicles with steering wheel gearshift
control and manual shift program: in
addition toS andC (for regularS
or comfortC operation, see above),
you can useM for manual shift pro-
gram.
PSI
(P
ounds per s
quare i
nch)
(
page 324)
Recommended tire inflation pressure
(page 324)REST
(Residual engine heat utilization)
Feature that uses the engine heat
stored in the coolant to heat the vehi-
cle interior for a short time after the en-
gine has been turned off.
Restraint systems
Seat belts, belt tensioners, air bags
and child restraint systems. As inde-
pendent systems, their protective func-
tions complement one another.
Rim
(
page 324)
Retractable hardtop
Hardtop that can be opened and closed
at the push of a button and stored in
the trunk.

442 IndexCOMAND 116
Description 432
Navigation 126
Radio transmitter 281
Combination switch 110
High beam flasher 110
High beam headlamps 52, 110
Low beam headlamps 52
Turn signals 52
Turn signals, additional in
mirrors 381
Windshield wipers 53
Comfort driving
Transmission program mode 158
Compatible child seat see Baby Smart
TM
Control system 117
AUDIO menu 123
Automatic locking 141
Calling up range 146
CD player/CD changer 125
Clock, hours 134
Clock, minutes 134
Convenience submenu 142
Coolant temperature 122
Date, day 136Date, month 135
Date, year 136
Daytime running lamp mode 137
Description 432
Easy-entry/exit feature 142
Fuel consumption statistics 144
Functions 118
Instrument cluster submenu 131
Interior lighting delayed shut-off 140
Key-dependency 143
Language 132
Lighting submenu 137
Locator lighting 138
Maintenance service indicator 329
Menus 118
Messages in display 348
Multifunction display 117
Multifunction steering wheel 118
NAV menu 126
Night security illumination 139
Outside temperature/speed 132
Overview (Menus) 120
Overview (Settings submenus) 130
Parking position 144Radio station 124
Resetting all settings 128
Resetting single settings 129
Satellite radio (USA only) 124
Settings menu 127
Settings submenus 129
Speed/outside temperature 123
Speedometer, display mode 131
Standard display 122
Submenus, selecting and
scrolling 129
TEL menu 146
Temperature, display mode 131
Time and date synchronization with
head unit 133
Time/date submenu 133
Trip computer menu 144
Vehicle status message memory
menu 126
Vehicle submenu 141
Controller Area Network see CAN system
Convenience closing
Power windows 235
Retractable hardtop 242

444 Index
Power assistance 273
Radio transmitters, control and
operation 281
Standing water 280
Tires 277
Tires (Speed rating) 278
Tires (Traction) 278
Traveling abroad 281
Driving safety systems 80
ABS 80
BAS 81
ESP 82
Driving systems
Cruise control 244
Driving the first
1000 miles/1500 km 272E
Easy-entry/exit feature (Seats) 99
Control system 142
Electric air pump 371
Electrical outlet 254
Electrical system
Technical data 419
Electronic Stability Program see ESP
Emergency call (911) 229
Emergency call system 257
GPS 258
Initiating an emergency call 259
Requirements 257
Tele Aid 258
Emergency operation
(Limp Home Mode) 166
Emergency operations
Locking driver’s door and trunk 375
Releasing trunk lid from inside 96
Remote door unlock 263
Retractable hardtop 377
Selector lever, unlocking
manually 376Unlocking the vehicle 374
Unlocking trunk 375
Unlocking vehicle 374
Emergency tensioning device see ETD
Emission control 282
Information label 410
Engine
Cleaning see Vehicle care
Compartment 287
Driving after replacement 272
Number (Label) 410
Number, description 432
Starting (Automatic transmission) 48
Starting (Manual transmission) 48
Technical data 412
Turning off with SmartKey 58
Engine oil 288, 424
Adding 292
Additives 424
Checking level (Control system) 289
Checking level (Dipstick) 291
Consumption 288
Display message 290
Viscosity 432

452 IndexPotential problems associated with
underinflated and overinflated
tires 311
Power assistance 273
Power seat see Seats
Power train, description 435
Power washer see Vehicle care
Power windows 232
Express-open/-close 233
Opening and closing 232
Operating rear side windows 234
Operating with retractable hardtop
switch 234
Stopping windows 234
Summer opening/convenience
closing 235
Synchronizing 236
Practical hints
Fuses 404
Lamps in instrument cluster 342
Spare wheel bolts 373
Towing vehicle 401
Vehicle jack 370
What to do if... 342
Premium unleaded gasoline 425Problems
Accident 55
Coolant too hot 55
Misfiring 55
Running erratically 55
While driving 55
With vehicle 17
Product information 9
Production options weight 324
Program mode selector switch
Automatic transmission 158
Description 435
PSI 324R
Radio
Operation (Audio system) 197
Operation (Control system) 123
Satellite (USA only) 124
Radio transmitters, control and
operation 281
Range (Distance to empty,
Control system) 146
Reading lamps 114
Rear view mirrors see Mirrors
Rear window defroster 171
Recommended inflation pressure 324
Recovery services for stolen vehicle 264
Refrigerant (Air conditioning) 424
Refueling 284
Regular checks 285
Remote
Door unlock with Tele Aid 263
Remote control see SmartKey
Removing
Vehicle tool kit 369
Reporting, safety defects 18
Research Octane Number see RON
Reset button (Instrument cluster) 25