Page 96 of 245
94Instruments and controlsFuel gauge
Displays the fuel level in the tank
depending on the operation mode.
Control indicator Y illuminates if the
level in the tank is low. Refuel
immediately if it flashes.
Never run the tank dry.
Because of the fuel remaining in the
tank, the top-up quantity may be less
than the specified tank capacity.
Service display
The message InSP appears when it
is time for servicing. Further
information 3 207.
Control indicators
The control indicators described are
not present in all vehicles. The
description applies to all instrument
versions. When the ignition is
switched on, most control indicators
will illuminate briefly as a functionality
test.
The control indicator colours mean:Red=Danger, important
reminder,Yellow=Warning, information,
fault,Green=Confirmation of activation,Blue=Confirmation of activation.
Page 99 of 245

Instruments and controls979Danger
If a child restraint system is fitted
and the control indicator is not
illuminated while driving, the front
and side airbag for the front
passenger seat are not
deactivated.
Flashes
Fault in system or child restraint system with transponders defective
or improperly fitted 3 60.
9 Danger
Flashing of the control indicator
while driving indicates a fault.
Have the cause of the fault
remedied by a workshop
immediately.
Child restraint system with transponders 3 65.
Charging system
p illuminates red.
Illuminates when the ignition is
switched on and goes out shortly after
the engine starts.
Illuminates when the engine is
running
Stop, switch off engine. Battery is not
charging. Engine cooling may be
interrupted. In diesel engines, power
to the brake servo unit may be cut.
Seek the assistance of a workshop.
Malfunction indicator light
Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and goes out shortly after the engine starts.
Illuminates when the engine is
running Fault in the emission control system.
The permitted emission limits may be
exceeded. Immediately seek the
assistance of a workshop.Flashes when the engine is
running
Fault that could lead to catalytic
converter damage. Ease up on the
accelerator until the flashing stops.
Seek the immediate assistance of a
workshop.
Service vehicle soon A illuminates or flashes yellow.
Illuminates when the engine is
running
Fault in engine or transmission
electronics 3 140, 3 144. The
electronics switch to an emergency
running programme. Fuel
consumption may be increased and
the vehicle handling may be impaired.
If the fault persists after restarting thevehicle, consult a workshop.
Illuminates together with InSP4 in the service display Seek the assistance of a workshop for
draining the diesel fuel filter 3 110.
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148Driving and operating9Warning
Do not let this special safety
feature tempt you into taking risks
when driving.
Adapt speed to the road
conditions.
Control indicator v 3 99.
Deactivation
ESP® Plus
can be deactivated when
Sport mode is engaged for high-
performance driving:
Hold the SPORT button depressed
for about 4 seconds. Control indicator v illuminates. ESPoff also appears in
the service display.9 Warning
Do not deactivate ESP® Plus
if a
run-flat tyre has lost pressure.
ESP® Plus
is reactivated by pressing
the SPORT button. ESPon appears in
the service display. ESP® Plus
is also
reactivated the next time the ignition is switched on.
Sport mode 3 148.
Interactive driving system Interactive driving system (IDS Plus
)
combines the electronic stability
program (ESP® Plus
) with the antilock
brake system (ABS) and continuous damping control (CDC) to improve
driving dynamics and vehicle safety.
Sport mode
Suspension and steering become
more direct and provide better
contact with the road surface. The
engine reacts more quickly to
accelerator pedal movements.
Automatic gear changing is also more
responsive.
Control indicator IDS+ 3 100.
Activation
Press SPORT button.
Control indicator 1 3 98.