Mercedes-Benz R-Class 2009 Owners Manual - Manual (Page 403)

Fuels, coolants, lubricants etc.
401
Model Capacity Fuels, coolants, lubricants, etc.
Brake system All models 0.85 US qt (0.8 l) MB Brake Fluid (DOT 4+)
Cooling system All models approx. 10.0 US qt (9.5 l) MB 325.0 Anticorrosion/Antifreeze
Fuel tank,
including a reserve of All models 21.1 US gal (80.0 l) Gasoline engine:
Premium unleaded gasoline
(Minimum Posted Octane 91
[Avg. of 96 RON/86 MON])
Diesel engine:
ULTRA-LOW SULFUR
HIGHWAY DIESEL FUEL
(15 ppm SULFUR MAXIMUM)
3.4 US gal (13.0 l)
AdBlue ® tank R 320 BlueTEC 7.3 US gal (27.5 l) AdBlue ® complying with ISO 22241
Air conditioning system All models — R-134a refrigerant and special
PAG lubricant oil (never R-12)
Washer system and headlamp
cleaning system
All models 8.0 US qt (7.6 l) MB Windshield Washer
Concentrate
27
Washer fluid mixing ratio
(
Y page 407)
27 Use MB Windshield Washer Concentrate “MB SummerFit” and water for temperatures above freezing point or MB Windshield Washer Concentrate “MB SummerFit”
and commercially available premixed washer solvent/antifreeze for temperatures below freezing point.
Technical data
Z