2004 MERCEDES-BENZ SL55AMG open gas tank

250 OperationAt the gas station
At the gas stationRefuelling
The fuel filler flap is located on the
right-hand side of the vehicle towards the
rear. Locking/unlocking the vehicle with
the SmartKey or the SmartKey with
KEYLESS-GO* automatically locks/un-
locks the fuel filler flap.

Turn off the engine

by turning the SmartKey to
position0. Remove the SmartKey
from the starter switch.


by pressing the KEYLESS-GO*
start/stop button. Open the driv-
er's door (with the driver's door
open, starter switch is in position 0,
same as SmartKey removed from
starter switch).

Open the fuel filler flap by pushing at
the point indicated by the arrow.
The fuel filler flap springs open.

Turn the fuel cap to the left and hold on
to it until possible pressure is released.

Take off the cap and set it in the recess
on the fuel filler flap.

Only fill your tank until the filler nozzle
unit cuts out – do not top up or over-
fill.
Warning!
G
Gasoline is highly flammable and poisonous.
It burns violently and can cause serious inju-
ry. Whenever you are around gasoline, avoid
inhaling fumes and skin contact, extinguish
all smoking materials. Never allow sparks,
flame or smoking materials near gasoline!

251 Operation
At the gas station

Replace the fuel cap by turning it to the
right.
You will hear when the fuel cap is tight-
ened.

Close the fuel filler flap.
You should hear the latch close shut.Warning!
G
Overfilling of the fuel tank may create pres-
sure in the system which could cause a gas
discharge. This could cause the gas to spray
back out when removing the fuel pump noz-
zle, which could cause personal injury.
iOnly use premium unleaded gasoline
with a minimum Posted Octane Rating
of 91 (average of 96 RON / 86 MON).
Information on gasoline quality can
normally be found on the fuel pump.
For more information on gasoline, see
“Premium unleaded gasoline”
(page 389) or the Factory Approved
Service Pamphlet.
iLeaving the engine running and the fuel
cap open can cause the ? lamp to
illuminate.
For more information, see the “Practi-
cal hints” section (
page 285).

410 IndexEngine oil 255, 388
Adding 257
Additives 388
Checking level 255
Consumption 255
Display messages 307
Filler neck 257
Messages in display 256
Engine oil level see Oil level
ESP 75, 78, 398
Control switch 26
Switching off 79
Switching on 80
Synchronizing 295
Warning lamp 78
ESP/ABS warning lamp 23
ETD see Emergency Tensioning Device
Express-close front side windows 182
Express-open front side windows 182F
Fahrenheit
Setting temperature units 140
Fastening the seat belts 40
Fine adjustment
Cruise control 195
First aid kit 323
Flat tire 339
Spare wheel 350
TIREFIT kit 340, 345
Flexible Service System (FSS) 271
Fluid level 258
Fog lamp, rear 120, 332
Replacing bulb 335
Fog lamps, front 120
Replacing bulbs 332
Front airbags 64
Front lamps 332
Replacing bulbs 334
FSS (Flexible Service System) 271, 399Fuel 250
Additives 390
Fuel reserve warning lamp 23, 287
Gasoline additives 390
Premium unleaded gasoline 251,
387, 389
Requirements 389
Fuel consumption statistics
After start 150
Since reset 151
Fuel filler flap 250
Locking 250
Opening 250
Unlocking 250
Fuel requirements 389
Fuel reserve tank
Message in display 309
Fuel tank
Filler flap 250
Fuels, coolants, lubricants etc. -
capacities 386
Functions (control system) 128