Mercedes-Benz SLK-Class 2009 Owners Manual - Manual (Page 355)

Fuels, coolants, lubricants etc.
353
Model Capacity Fuels, coolants, lubricants, etc.
Fuel tank All models 18.5 US gal (70.0 l) Premium unleaded gasoline
(Minimum Posted Octane 91
[Avg. of 96 RON/86 MON])
Fuel tank reserve SLK 300
SLK 350 2.4 US gal (9.0 l)
SLK 55 AMG 2.6 US gal (10.0 l)
Air conditioning system All models — R-134a refrigerant and special
PAG lubricant oil (never R-12)
Hydraulic system for retractable
hardtop
All models 0.2 US qt (0.195 l) MB Hydraulic Oil
Washer system and headlamp
cleaning system
All models 7.4 US qt (7.0 l) MB Windshield Washer Concen-
trate
31
Washer fluid mixing ratio
(
Y page 358)
31 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