Turn the knurled ring to 
.
The warning light 
on the instrument
cluster will come on.
See also:
Capacities
(❒) For use with very cold temperatures we recommend using SELENIA PERFORMER
MULTIPOWER SAE 5W-30.
...
Checking the levels
1. Engine oil
2. Battery
3. Brake fluid
4. Windscreen washer fluid
5. Engine coolant
6. Power steering fluid.
Do not smoke while working in the engine compartment: the presence of flammable
...
Speed limit exceeded
The warning light on the dial turns on (on certain versions together with the
message on the display) when the car exceeds the speed limit set previously (see
“Reconfigurable multifunction dis ...