Ducati Diavel 1260 Owner's Manual page 106

After this 3 second time, if steering lock is properly
engaged, the message "STEERING LOCKED" will be
displayed on instrument panel.
In case of failed engagement of steering lock,
contact a Ducati Authorized Service Centre.
Attention
The exhaust system might be hot, even after
engine is switched OFF; pay particular attention not
to touch the exhaust system with any body part and
do not park the motorcycle next to inflammable
material (wood, leaves etc.).
Attention
Using padlocks or other locks designed to
prevent motorcycle motion, such as brake disc locks,
rear sprocket locks, and so on is dangerous and may
impair motorcycle operation and affect the safety of
rider and passenger.
Attention
Engine, exhaust pipes and silencers stay hot
long after the engine is switched off; pay particular
attention not to touch the exhaust system with any
body part and do not park the vehicle next to
flammable material (wood, leaves etc.). Do not cover
the motorbike with the canvas, when the engine and
exhaust system are hot, to avoid damaging it.
STEERING
LOCKED
Fig 83
105