(blue).
It turns on to indicate that the high beam lights are on.

Illuminates when engine oil pressure is too low. It must turn on at key-on, but must turn off a few seconds after the engine has started.
It may come on briefly if the engine is very hot, but should go out again as engine speed increases.
Important
If this light (4) stays on, stop the engine or it may suffer severe damage.
(amber
Comes on when fuel is low and there are about 4 litres of fuel left in the tank.
Illuminates and flashes when the turn indicator is in operation.
It turns on in the case of "engine" and/or "vehicle" errors and in some cases will lock the engine.

(*) Depending on the model, each calibration of the engine
control unit may have a different "setting" for the
thresholds that precede the rev limiter and the rev limiter
itself. 
Note
If the over rev function light and the dtc intervention light should both come on at the same time, the instrument panel gives priority to the over rev function.
(amber yellow)
This turns on to indicate that abs is disabled or not Functioning.
Instrument panel (dashboard)
Lcd unit functionsRear-view mirrors
Rear-view mirror
Screw
U-bolt
Spring washer
Spare parts catalogue
Diavel abs handlebar and controls
Diavel carbon
abs
handlebar and controls
Important
Bold reference numbers in this section identify parts not shown in the
figures alongside the text, but which can be found in
...
Braking
Slow down in time, shift down to engine-brake first and then
brake applying both brakes. Pull the clutch lever before
stopping the motorcycle, to avoid sudden engine stop.
Abs system
Using the brakes correctly under adverse conditions is the
hardest – and yet the most critical - skill to mast ...
Removal of the timing belt covers
Loosen the screws (4) securing the central external cover (1) and remove it
from the central side.
Undo the fixing screws (4) of the external cover (25) and remove it from the
vertical thermal unit.
Undo the fixing screws (4) of the external cover (3) and remove it from the
horizonta ...