2004 MERCEDES-BENZ SL55AMG belt

316 Practical hintsWhat to do if …Left display
Right display
Possible cause
Possible solution
C
Raise
roll-over bar
The roll bar is malfunctioning.

Raise the roll bar using the roll bar button
(page 69).

Have the roll bar checked by an authorized
Mercedes-Benz Center.
<
Seat belt system
Drive to
workshop!
The seat belt system is malfunction-
ing.

Visit an authorized Mercedes-Benz Center as
soon as possible.
L
Tele Aid
Drive to
workshop!
One or more main functions of the
Tele Aid system are malfunctioning.

Have the Tele Aid system checked by an au-
thorized Mercedes-Benz Center.
Tele Aid battery
Drive to
workshop!
The emergency power battery for
the Tele Aid system is malfunction-
ing. If the vehicle battery is also dis-
charged, Tele Aid will not be
operational.

Have the Tele Aid system checked by an au-
thorized Mercedes-Benz Center.

371 Technical data
Spare parts service
Warranty coverage
Identification labels
Layout of poly-V-belt drive
Engine
Rims and tires
Electrical system
Main dimensions
Weights
Fuels, coolants, lubricants, etc.
Consumer information

375 Technical data
Layout of poly-V-belt drive
Layout of poly-V-belt drive
SL 500
1Automatic belt tensioner
2ABC tandem pump (pump for
power-steering assistance and ABC
chassis)
3Air conditioning compressor
4Crankshaft
5Coolant pump
6Generator (alternator)
7Idler pulley
SL 55 AMGThe SL 55 AMG has two poly-V-belts (belt
one shown in purple/belt two shown in
black).1Idler pulley
2Automatic belt tensioner
3ABC tandem pump (pump for
power-steering assistance and ABC
chassis)
4Air conditioning compressor
5Crankshaft
6Coolant pump
7Generator (alternator)
8Idler pulley
9Automatic belt tensioner
aSupercharger
SL 600
1Automatic belt tensioner
2ABC tandem pump (pump for
power-steering assistance and ABC
chassis)
3Air conditioning compressor
4Crankshaft
5Coolant pump
6Generator (alternator)
7Idler pulley
8Idler pulley
9Idler pulley

376 Technical dataEngine
EngineModel
SL 500 (230.475)
1
SL 600 (230.476)
1
Engine
113
275
Mode of operation
4-stroke engine, gasoline injection
4-stroke engine, gasoline injection
No. of cylinders
8
12
Bore
3.82 in (97.00 mm)
3.23 in (82.00 mm)
Stroke
3.31 in (84.00 mm)
3.43 in (87.00 mm)
Total piston displacement
303.0 cu in (4966 cm
3)
336.4 cu in (5 513 cm
3)
Compression ratio
10:1
9:1
Output acc. to SAE J 1349
302 hp / 5 600 rpm
2
(225 kW / 5 600 rpm)
493 hp /5 000 rpm
2
(368 kW / 5 000 rpm)
Maximum torque acc. to SAE J 1349
339 lb-ft / 2 700 rpm
(460 Nm / 2700 rpm)
590 lb-ft /3 500 rpm
(800 Nm /3 500 rpm)
Maximum engine speed
6000 rpm
5750 rpm
Firing order
1-5-4-2-6-3-7-8
1-12-5-8-3-10-6-7-2-11-4-9
Poly-V-belt
2390 mm
2335 mm
1The quoted data apply only to the standard vehicle. See an authorized Mercedes-Benz Center for the corresponding data of all special bodies and special equipment.2Premium fuel required. Performance may vary with fuel octane rating.

377 Technical data
Engine
Model
SL 55 AMG (230.474)
1
Engine
113
Mode of operation
4-stroke engine, gasoline injection
No. of cylinders
8
Bore
3.82 in (97.00 mm)
Stroke
3.60 in (92.00 mm)
Total piston displacement
331.8 cu in (5439 cm
3)
Compression ratio
9:1
Output acc. to SAE J 1349
493 hp / 6 100 rpm
2
(368 kW / 6 100 rpm)
Maximum torque acc. to SAE J 1349
516 lb-ft / 2 750-4000 rpm
(700 Nm / 2 750-4000 rpm)
Maximum engine speed
6 500 rpm
Firing order
1-5-4-2-6-3-7-8
Poly-V-belt
2 462 mm/1 289 mm
1The quoted data apply only to the standard vehicle. See an authorized Mercedes-Benz Center for the corre-
sponding data of all special bodies and special equipment.2Premium fuel required. Performance may vary with fuel octane rating.

398 Technical termsCAN system
(C
ontroller A
rea N
etwork)
Data bus network serving to control ve-
hicle functions such as door locking or
windshield wiping depending on vehi-
cle settings and/or ambient condi-
tions.
Cockpit
All instruments, switches, buttons and
indicator/warning lamps in the passen-
ger compartment needed for vehicle
operation and monitoring.
Collapsible tire
An especially compact spare tire that
must be inflated with a provided air
pump before using. It should only be
used to bring the vehicle to the nearest
service station.
COMAND
(Co
ckpit Man
agement and
D
ata System)
Information and operating center for
vehicle sound and communications
systems, including the radio, CD changer and navigation system, as well
as other optional equipment (e.g. tele-
phone).
Control system
The control system is used to call up
vehicle information and to change
component settings. Information and
messages appear in the multifunction
display. The driver uses the buttons on
the multifunction steering wheel to
navigate through the system and to ad-
just settings.
Cruise control
Driving convenience system for auto-
matically maintaining the vehicle speed
set by the driver.
Distronic*
A driving convenience cruise control
system which helps the driver maintain
a pre-selected speed:


If there is no vehicle directly ahead,
the system operates in the same
way as conventional cruise control.


If a slower moving vehicle is ahead,
Distronic* will reduce your vehicle
speed to the extent permitted by re-
duced throttle and up to 20% brak-
ing power to maintain the preset
minimum following distance.
DTR
(->Distr
onic*)
Engine number
The number set by the manufacturer
and placed on the cylinder block to
uniquely identify each engine pro-
duced.
ESP
(E
lectronic S
tability P
rogram)
Improves vehicle handling and direc-
tional stability.
ETD
(E
mergency Tensioning D
evice)
Device which deploys in certain frontal
and rear collisions exceeding the sys-
tem's threshold to tighten the seat
belts.
->SRS

400 Technical termsMultifunction display
Two display fields in the instrument
cluster used to present information
provided by the control system.
Multifunction steering wheel
Steering wheel with buttons for operat-
ing the control system.
Overspeed range
Engine speeds within the red marking
on the tachometer dial (not on
SL 55 AMG, see “Tachometer”
(
page 125). Avoid this engine speed
range, as it may result in serious engine
damage that is not covered by the Mer-
cedes-Benz Limited Warranty.
Parktronic*
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/axlesProgram mode selector switch
Used to switch the automatic transmis-
sion between standard operation (S)
and comfort operation (C).
SL 55 AMG with steering wheel gear-
shift control and manual shift program:
in addition to S and C (for regular S or
comfort C operation, see above), you
can use MANUAL for manual shift pro-
gram
Remote Vehicle Diagnostics
Transmission of vehicle data and cur-
rent location to the Mercedes-Benz
Customer Assistance Center for sub-
scribers to Tele Aid service.
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.

401 Technical terms
Retractable hardtop
Hardtop roof that can be opened and
closed at the push of a button and
stored in the trunk.
Roll bar
Occupant protection system which
consists of tubular steel sheathed in
plastic. The roll bar is lowered into the
car body during normal driving condi-
tions and raised automatically. It may
also be manually raised and lowered by
operating a button during critical driv-
ing situations.
RON
The Research Octane Number for gaso-
line as determined by a standardized
method. It is an indication of a gaso-
line's ability to resist undesired detona-
tion (knocking). The average of both
the MON (Motor Octane Number) and
RON (Research Octane Number) is
posted at the pump, also known as
ANTI-KNOCK INDEX.SBC
(S
ensotronic B
rake C
ontrol)
Electronically controlled hydraulic
braking system for increased braking
safety and comfort.
Shift lock
When the vehicle is parked, this lock
prevents the gear selector lever from
being inadvertently moved out of posi-
tion P without SmartKey turned and
brake pedal depressed.
SRS
(S
upplemental R
estraint S
ystem)
Seat belts, emergency tensioning de-
vice and airbags. Though independent
systems, they are closely interfaced to
provide effective occupant protection.Tele Aid System
(Tele
matic A
larm I
dentification on D
e--
mand)
The Tele Aid system consists of three
types of response: automatic and man-
ual emergency, roadside assistance
and information. Tele Aid is initially ac-
tivated by completing a subscriber
agreement and placing an acquain-
tance call.
The Tele Aid system is operational pro-
vided that the vehicle’s battery is
charged, properly connected, not dam-
aged and cellular and GPS coverage is
available.
Tightening torque
Force times lever arm (e.g. a lug
wrench) with which threaded fasteners
such as wheel bolts are tightened.
Tire speed rating
Part of tire designation; indicates the
speed range for which a tire is ap-
proved.