Def Tank Level Driver Warning And Inducement - PREVOST X3-45 COACH 2018 Operator's Manual

5-8 Other Features

DEF TANK LEVEL DRIVER WARNING AND INDUCEMENT

Conditions / Triggers
1 Normal
DEF tank level sensor
between 100% and 12%
2 Low DEF tank warning
DEF tank level sensor
between 12% and 0.1%
3 DEF tank near empty
DEF tank level sensor reads less
than 0.1%
4 DEF tank empty and one (1) hour of
operation in engine derate mode
5 DEF tank empty and either
1. Diesel fuel refueling done with
a fuel level sensor reading
increase of 15%, or more
2. Vehicle stationary (speed=0) for
20 minutes with engine off or at
idle
DEF Tank LOW LEVEL Indicator, DID Message
and audible warning
None
reads
reads
solid
blinking
blinking
blinking
PA1627 X3-45 Operator's Manual
DEF TANK LEVEL LOW
REFILL DEF SOON TO PREVENT ENGINE
DERATE
3 cycles of 2 beeps
DEF TANK EMPTY
REFILL DEF AT NEXT STOP TO AVOID 5
MPH LIMIT
ENGINE IN DERATE
3 cycles of 2 beeps
DEF TANK EMPTY
5 MPH (8KM/H) LIMIT NEXT 20MIN
VEHICLE STOP
3 cycles of 2 beeps
REFILL DEF TANK
VEHICLE SPEED LIMITED TO 5 MPH (8
KM/H)
continuous cycle of 2
beeps
Inducement
None
Warning message
Engine torque
reduction of 25%
Engine torque
reduction of 40%
Vehicle road speed
limited (RSL) to 5 mph
(8 km/h)
Note: The vehicle has
to be stationary before
5 mph (8 km/h) road
speed limit becomes
active