2007 MERCEDES-BENZ R320CDI technical data

523 Technical data
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.

524 Technical data
The “Technical data” section provides the
necessary technical data for your vehicle.
Parts service
All authorized Mercedes-Benz Centers
maintain a stock of Genuine
Mercedes-Benz Parts required for mainte-
nance and repair work. In addition, strate-
gically located parts distribution centers
provide quick and reliable parts service.
More than 300 000 different parts for
Mercedes-Benz models are available.
Genuine Mercedes-Benz Parts are sub-
jected to stringent quality inspections.
Each part has been specifically developed,
manufactured or selected for and adapted
to Mercedes-Benz vehicles.
Therefore, Genuine Mercedes-Benz Parts
should be installed.!The use of non-genuine Mercedes-Benz
parts and accessories not authorized by
Mercedes-Benz could damage the vehicle, which
is not covered by the Mercedes-Benz Limited
Warranty, or could compromise the vehicle’s
durability or safety.

525 Technical data
Warranty coverage
Warranty coverage
Your vehicle is covered under the terms of
the warranties printed in the Service and
Warranty Information booklet. Your
authorized Mercedes-Benz Light Truck
Center will exchange or repair any defec-
tive parts originally installed on the vehicle
in accordance with the terms of the follow-
ing warranties:

New Vehicle Limited Warranty

Emission System Warranty

Emission Performance Warranty

California, Maine, Massachusetts, and
Vermont Emission Control Systems
WarrantyReplacement parts and accessories are
covered by the Mercedes-Benz Parts and
Accessories warranties, copies of which
are available at any Mercedes-Benz Light
Truck Center.Loss of Service and Warranty
Information Booklet
Should you lose your Service and Warranty
Information booklet, have an authorized
Mercedes-Benz Light Truck Center arrange
for a replacement. It will be mailed to you.

526 Technical data
Identification labels
1Certification label (on driver’s B-pillar)
The V
ehicle Identification Number (VIN)
can be found in the following locations:

on the certification label

embossed underneath the
passenger-side seat in the second
seat row (
page 527)

on the lower edge of the windshield
(
page 527)
Example certification label (U.S. vehicles)
2Paintwork code
3VIN
Example certification label
(Canada vehicles)
2Paintwork code
3VIN
iData shown on certification label are for
illustration purposes only. These data are
specific to each vehicle and may vary from data
shown in the illustration. Refer to certification
label on vehicle for actual data specific to your
vehicle.

527 Technical data
Identification labels
4Second-row seat
5Carpet
6VIN
Move second-row seat 4 on pas-
senger side to the rear as far as possi-
ble (
page 138).
Fold carpet 5 in direction of arrow.
You may have to cut the perforated
carpet using a sharp object, e. g. a
knife.7Vacuum line routing diagram label
8Emission control information label,
includes both federal and California
certification exhaust emission stan-
dards
9VIN (lower edge of windshield)
aEngine number (engraved on engine)
iWhen ordering parts, please specify vehicle
identification and engine number.

528 Technical data
Layout of poly-V-belt drive
R320CDI
1Coolant pump
2Idler pulley
3Automatic belt tensioner
4Power steering pump
5Air conditioning compressor
6Crankshaft
7Idler pulley
8Generator (alternator)R350
1Idler pulley
2Idler pulley
3Automatic belt tensioner
4Power steering pump
5Air conditioning compressor
6Crankshaft
7Coolant pump
8Generator (alternator)R500
1Automatic belt tensioner
2Power steering pump
3Air conditioning compressor
4Crankshaft
5Coolant pump
6Generator (alternator)
7Idler pulley

529 Technical data
Layout of poly-V-belt drive
R63AMG
1Idler pulley
2Idler pulley
3Idler pulley
4Automatic belt tensioner
5Power steering pump
6Air conditioning compressor
7Crankshaft
8Coolant pump
9Generator (alternator)

530 Technical data
Engine
ModelR 320 CDI (251.122)1R 350 (251.165)1
1The quoted data apply only to the standard vehicle. See an authorized Mercedes-Benz Light Truck Center for the corresponding data of all special bodies and special
equipment.
Engine642272
Mode of operationDiesel 4-stroke engine4-stroke engine, gasoline injection
No. of cylinders66
Bore3.27 in (83.00 mm)3.66 in (92.90 mm)
Stroke3.62 in (92.00 mm)3.39 in (86.00 mm)
Total piston displacement182 cu in (2 987 cm3)213cuin (3498cm3)
Compression ratio16.5:110.7:1
Output acc. to SAE J 1349221 hp/3 800 rpm
(165 kW/3 800 rpm)268 hp/6 000 rpm2
(200 kW/6 000 rpm)
2Premium fuel required. Performance may vary with fuel octane rating.
Maximum torque acc. to SAE J 1349398 lb-ft/1 600 - 2 400 rpm
(540 Nm/1 600 - 2 400 rpm)258 lb-ft/2 400 - 5 000 rpm
(350 Nm/2 400 - 5 000 rpm)
Maximum engine speed4 500 rpm6500 rpm
Firing order1-4-2-5-3-61-4-3-6-2-5
Poly-V-belt2 035 mm2404 mm