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313
Operation
At the gas station
Check regularly and before a long trip
1 Windshield washer and headlamp
cleaning system*
2 Brake fluid
3 Coolant level
Windshield washer system and
headlamp cleaning system*
For information on refilling the reservoir,
see “Windshield washer system and head-
lamp cleaning system*” (
୴ page 323).
Brake fluid
For information on brake fluid, see “Fuels,
coolants, lubricants, etc.” (
୴ page 485).
i
Leaving the engine running and the fuel
cap open can cause the yellow fuel
tank reserve warning lamp to flash and
the ? malfunction indicator lamp
(USA only) or the ± malfunction in-
dicator lamp (Canada only) to illumi-
nate.
For more information, see also “Practi-
cal hints” (
୴ page 375).
i
Only 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
the Factory Approved Service Products
pamphlet.
i
Opening the hood, see (୴ page 315).
!
If you find that the brake fluid in the
brake fluid reservoir has fallen to the
minimum mark or below, have the
brake system checked for brake pad
thickness and leaks immediately. Noti-
fy an authorized Mercedes-Benz Center
immediately. Do not add brake fluid as
this will not solve the problem. For
more information, see “Practical hints”
(
୴ page 374).