Flashes
The system is operating and
optimises traction and improves the
directional stability of the vehicle.
Electronic Stability Control and
Traction Control system 3 103.
Descent control system 3 105.
Hill start assist 3 102.
Engine coolant temperature
2 illuminates red.
Illuminates briefly red when the
ignition is switched on.
Illuminates when the engine is
running
If 2 illuminates red, stop the vehicle
and switch off the engine.
Caution
Coolant temperature too high.
Wait for the engine to cool down to
check the coolant level.
Check coolant level 3 147.
If there is sufficient coolant, consult a
workshop.
Preheating
z illuminates yellow.
Preheating is activated. Only
activates when outside temperature
is low.
Wait until z goes off before starting
the engine.
Diesel particle filter
t illuminates yellow.
The particle filter is regenerating
itself. Leave the engine running until
t goes off so that regeneration can
be completed.
AdBlue
u illuminates yellow.
AdBlue level is low. Refill AdBlue as
soon as possible to avoid prevention
of engine starts.
A corresponding message may
appear in the Driver Information
Centre.
Instruments and controls
AdBlue 3 95.
Tyre pressure monitoring
system
q illuminates yellow.
Tyre pressure loss. Stop immediately
and check tyre pressure.
If q illuminates together with +, a
sensor is faulty.
Consult a workshop.
Tyre pressure monitoring system
3 166.
Engine oil pressure
T illuminates red.
Illuminates briefly when the ignition is
switched on.
57