Instruments and controls 103
Iluminates green
The system is switched on and ready
to operate.
Flashes green
The system is in operation.
Lane keep assist
a illuminates green or yellow, or
flashes yellow.
Illuminates green
The system is switched on and ready
to operate.
Illuminates yellow
The system approaches a detected
lane marking without using the turn
light in that direction.
Flashes yellow
The system recognizes that the lane
is departed significantly.
Lane keep assist 3 241.
Parking assist
1 flashes yellow as soon as an
obstacle gets closer to the vehicle.
Parking assist 3 222
e illuminates yellow.
The system is deactivated.
Electronic Stability Control
and Traction Control system
b illuminates or flashes yellow.
Illuminates
A fault in the system is present.
Continued driving is possible. Driving
stability, however, may deteriorate
depending on road surface
conditions.
Have the cause of the fault remedied
by a workshop.
Flashes
The system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree.
Electronic Stability Control and
Traction Control system 3 203.
Selective ride control 3 205.
Engine coolant temperature
o illuminates red.
Illuminates when the engine is
running
Stop, switch off engine.
Caution
Coolant temperature too high.
Check coolant level immediately
3 268.
If there is sufficient coolant, consult a
workshop.
Preheating
! illuminates yellow.
Preheating of diesel engine is
activated. Only activates when
outside temperature is low. Start the
engine when control indicator
extinguishes.