Telltale Lights - PREVOST X3-45 Commuter 2020 Operating Manual

TELLTALE LIGHTS

The telltale lights illuminate for 5 seconds at the start of every ignition cycle as a light bulb check.
Stop
Indicates that a serious problem has been detected. Immediately park the coach in a safe place and
stop the engine. This telltale light may be accompanied with a message in the DID and a diagnostic
troubleshooting code will be stored to ease identification of the problem.
WARNING
Failure to take necessary action when the STOP telltale light is on can ultimately result in automatic
engine derate and shutdown.
Check
Indicates that a problem has been detected and must be checked at the next stop. This telltale light
may be accompanied with a message in the DID and a diagnostic troubleshooting code will be
stored to ease identification of the problem.
Information
This information telltale is not activated in this vehicle but will be visible during a few seconds when
the vehicle ignition key is turned ON.
Turn Signal Indicators
Flashes when the right or left turn signals are activated. Signal right and left turns by operating the
foot control switches. See "Foot Operated Controls" in this section.
NOTE
The turn signals are automatically activated when the vehicle is backing up or when the Wheel
Chair Lift is in function.
Parking Brake Or Emergency Brake Applied
Illuminates when the emergency/parking brake is applied. The control valve is located on the L.H.
control panel. An audible alert will sound if ignition is turned to Off and the parking brake is not
engaged.
This telltale will also flash and an audible alert will be heard if ignition is set to off and the parking
brake is not engaged or if no brakes (service or parking) are applied while the vehicle is in neutral
below 3 mph (5 km/h).
Driver's Seat Belt Reminder Light And Warning Buzzer
Warns the driver to fasten his/her seat belt.
Aftertreatment System Malfunction (Malfunction Indicator Lamp)
Indicates a failure of an emission control device. May illuminate at the same time as the CHECK
amber warning light. The lamp will go out after 3 completed ignition on-ride-ignition off cycles.
Vehicle can be driven to end of the shift. Call for service.
DOB 1300-1556 PA-1639 Operator's Manual 2020 X3-45 Commuter
Controls and Instruments 4-27