Following Distance Alert; Impact Alert; Brake Overuse Warning - PREVOST H3-45 VIP Owner's Manual

4-50 Controls and Instruments
CONDITION
ACTIONS BY ACB
SYSTEM
SITUATION
ACTIONS BY ACB
SYSTEM
SITUATION
ACTIONS BY ACB
SYSTEM

FOLLOWING DISTANCE ALERT

The Following Distance Alert feature is only available when the coach speed is
greater than 37 mph (60 km/h), whether or not ACB is engaged.
The forward vehicle is slowing down and the distance between your vehicle the coach
and the forward vehicle is less than the set distance.
"Distance Alert" pop-up message appears on the
DID
The speedometer LEDs illuminate in red
If the vehicles remain to close from each other for
more than 15 seconds, an audible warning will
sound (beeping)

IMPACT ALERT

ACB system detects a risk of collision with a forward-moving vehicle or a stationary
metallic object in your lane of travel.
On the dashboard, the Forward Vehicle Detected telltale
flashes in red
"Impact Alert" pop-up message appears on the DID
The speedometer LEDs flash in red
An audible warning will sound (continuous modulating
tone)

BRAKE OVERUSE WARNING

ACB system is using the service brakes excessively to maintain the set following
distance (for example, the use of ACB on long, steep downhill runs). Excessive
application of the service brakes can cause the brakes to overheat resulting in
increasing stopping distances.
After a brief delay, the ACB system will stop functioning and be disabled.
On the dashboard, the Forward Vehicle Detected
telltale illuminates in red
"ACB/Cruise Temporarily Disabled Brake Overuse"
pop-up message appears on the DID
"ACB Not Available" pictogram appears on the DID
status line
PA-1638 Owner's Manual X3-45 VIP