High Beam
Illuminates when the high beams are selected.
High and low beams are selected with the direction indicator and high beam control stalk . See
DIRECTION INDICATOR AND HIGH BEAM CONTROL STALK in this section.
Stop
Notifies the driver 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.
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.
Tire Pressure Monitoring System Warning
Indicates a high tire temperature condition or incorrect tire inflation pressure.
Refer to Tire Pressure Monitoring System (TPMS) in this section for further details.
Def Tank Low Level Indicator
Notifies the driver when there is less than 2.6 gallons (10 liters) of DEF left in the tank.
CAUTION
If the vehicle is kept in operation with an empty DEF tank, engine derate will eventually occur,
limiting the speed to 5 mph.
Emissions-related Malfunction (Malfunction Indicator Lamp)
Notifies the driver of 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.
Maintenance Required
Notifies the driver of
Intake Air Preheater On – Wait Before Starting
Notifies the driver when the intake air preheater element is in function. Wait until this telltale light
has turned off before starting the engine. For more information, refer to "COLD WEATHER
STARTING" on page4 in Section 6 Starting and Stopping Procedures.
Charging System Warning Light
Indicates a malfunction of the charging system or a low battery voltage condition.
NOTE
To identify if an alternator is defective (1=lower alternator, 2=upper alternator), perform a system
diagnostic using the Driver Information Display DIAGNOSTICS menu. Select VIEW ACTIVE
FAULTS and then ELECTRICAL SYSTEM. Scroll through the active faults. The electrical
system active faults will appear. A diagnostic message indicating “alternator 1” or “alternator 2”
with failure mode “open circuit” will come in sight.
PA-1652 Operator's Manual H3-45 Coach
4-30 Controls and Instruments
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