6-2
Instruments and warning lamps
Arrangement of instruments and
Speedometer
Tachometer
Fuel gauge
Warning/indicator lamps
Urea level indicator <Vehicles with BlueTec
system>
Multi-information display
Z20959
The speedometer indicates vehicle speed in kilome-
ters per hour.
Z20960
•
The tachometer indicates engine speed in revo-
lutions per minute.
•
The green zone
that is a rough guide for economic operation.
•
If the needle enters the red zone
is overrevved. Reduce the vehicle speed suffi-
ciently during downhill driving or downshifting to
Z20962
keep the needle from entering this zone.
CAUTION
The term "overrev" refers to rotation of the
engine at an RPM exceeding the maximum limit.
This occurs when the engine is driven by the
wheels during downhill driving or downshifting.
Persistent overrevving can lead to an engine
breakdown.
warning lamps
Speedometer
Tachometer
indicates the engine speed
®
, the engine
P. 7-13