Five-Speed Manual Transmission; Six-Speed Manual Transmission - Mercedes-Benz A-Class Series Owner's Manual

Manual transmission
116
Problem
The coolant tempera-
ture display is showing
more than 120 †. A
display message may
also appear in the mul-
tifunction display and a
warning tone may
sound.
Manual transmission

Five-speed manual transmission

Gear lever
Possible causes/consequences and M Solutions
The coolant level is too low. The coolant is too hot and the engine
is no longer being cooled sufficiently.
Stop as soon as possible and allow the engine and the coolant
X
to cool down.
Check the coolant level (
X
notes as you do so and top up the coolant if necessary.
If the coolant level is correct, the radiator fan may be faulty. The
coolant is too hot and the engine is no longer being cooled suffi-
ciently.
At coolant temperatures under 120 †, drive on to the nearest
X
qualified specialist workshop e.g. to a Mercedes-Benz Service
Centre.
Avoid heavy loads on the engine as you do so, e.g. driving on
X
mountain roads and stop/start driving.
page 211). Observe the warning
Y

Six-speed manual transmission

Gear lever
! When shifting between 5th and 6th gear,
you should always push the gear lever all
the way to the right. Otherwise, you could
shift unintentionally into 3rd or 4th gear
and damage the transmission.
Do not exceed the maximum speed for the
individual gears.
Shifting down at too high a speed (trans-
mission braking) can cause the engine to
overrev, leading to engine damage.
! On long and steep downhill gradients,
especially if the vehicle is laden or towing
a trailer, you must shift into gear 1, 2 or 3