Check The Warning Lights - Volvo 9700 US/CAN 2016 Driver's Handbook Manual

104 Starting and driving

Check the warning lights

When the ignition key is in the I position, the
control system verify that all warning lights
are working properly.
All warning indicator lights in the dashboard
turn on by approximately 5 seconds. The
ABS system warning indicator turn on some
more time than the other indicator lights.
CAUTION
If the ABS system warning lights on, the
malfunction indicator light (MIL) or the
"CHECK" light continue turn on after 5
seconds of turn the ignition key to the
I position, indicates that one or many
electronic problems in the bus systems. If
this happens, you must go immediately
to an authorized Volvo service center, to
correct the existing problems.
Stop message.
Warning message.
Stop at the next bus stop message.
T3014364
T3014365
W3079585