Opel 2015 Astra Owner's Manual page 212

210 Driving and operating
The alert function can be activated or
deactivated in the setting menu of the
traffic sign assistant page by pressing
the SET/CLR button on the turn signal
lever.
When the setting page is displayed,
select Off to deactivate alert function.
Reactivate by selecting On.
When switching on the ignition, alert
function is deactivated.
Pop-up indication is displayed for
approx. 8 seconds in the DIC.
System reset
The content of the traffic sign memory
can be cleared in the setting menu of
the traffic sign assistant page by
pressing the SET/CLR button on the
turn signal lever for a longer time.
Upon successful reset, a chime will
sound and the following symbol is
indicated until the next traffic sign is
detected.
In some cases, traffic sign assistant is
cleared up automatically by the
system.
Fault
The traffic sign assistant system may
not operate correctly when:
■ The area of the windscreen, where
the front camera is located, is not
clean.
■ Traffic signs are completely or
partially covered or difficult to
discern.