4-20
Controls and Instruments
!
sufficient time for all wheel sensors to wake-up
and send a first reading.
The pre-trip check is aborted and the bottom
menu reappears if the park brake was active
and the user press one of the menu keys.
Upon completion of the pre-trip check, the TPMS
display will come up with one of the screens
shown hereafter:
!
A rectangle around each pressure / temperature
reading of the tires that have an issue is blinking
to draw the attention to the defective tires.
In the case of multiple errors at the same time,
the highest priority error is displayed at the
bottom. “Flat Tire” has the highest priority
followed by “High Temperature”, “Not all tires
monitored” and “Tire pressure not Optimal”.
To get the driver’s attention to the alarms, the
bottom section of the screen where the alarm
message appears will blink to reverse contrast
at the following rate: 0.7 sec normal contrast, 0.3
sec reverse contrast. Pressing any key will
acknowledge the alarms that are considered as
non-critical and stop the blinking of these alarms
message for the remaining of the trip. The non-
critical alarms are: “Pressure not optimal” and
“Not all tires monitored”. The “flat tires” and “high
temperature” alarms are critical and will keep
blinking even when a key is pressed. If a
different alarm occurs, blinking will start again.
The blinking rectangle around the pressure
/temperature readings is not impacted by the
acknowledgement and keeps blinking until the
error condition disappears.
The spare tire does not contribute to alarms and
so never blinks.
On the road, the TPMS display shows one of the
5 previous screens.
In the event of a temperature alarm, the display
switches automatically to temperature readings.
The driver can also press any of the menu keys
to momentary switch the display to temperature
readings. In this case, the temperature reading
appears for 15 seconds and the display returns
to pressure.
The switching to temperature by pressing a key
d o e s n o t t a k e p l a c e i f t h e r e i s a n
acknowledgeable alarm active, since in this
case pressing the key does acknowledge the
alarm.
The switching to temperature does not take
place either if there is an alarm of Temperature
or Flat Tire.
The switching to temperature works when the
bottom message indicates either: Tire Pressure
OK, Pressure Not Optimal non flashing or not all
tires monitored non flashing. When the switch is
done to temperature readings, the bottom
portion of the screen is not affected and still
shows the status message.
The pressure and temperature readings are
continuously updated with the displayed
readings of the wheel having issues blinking.
The bottom line message is automatically
updated to the highest priority alarm prevailing.
There is a hysteresis on the alarm levels to
assure that the error conditions do not flicker ON
and OFF.
High temperature is not likely to occur during
the pre-trip.
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Summary of Contents for X3-45 COACH
Page 1: ...OPERATOR S MANUAL X3 45 COACH ...
Page 2: ......
Page 3: ...COACH MANUFACTURER OPERATOR S MANUAL X3 45 COACH PA1609 December 2015 ...
Page 8: ......
Page 13: ......
Page 18: ... WARNING Unless otherwise stated do not run the engine when the engine compartment is open ...
Page 25: ...either open or shut A key is provided for unlocking the door if the option was chosen ...
Page 153: ... ...
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Page 189: ...INTERIOR UNLATCH AIR VALVE 12164 ...
Page 190: ...7 4 Safety Features and Equipment UNLATCH AIR VALVE LOCATION 12209 ...
Page 192: ...an audible alarm will sound 2 The operator shall bring the vehicle to a safe stop ...
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Page 239: ...9 2 Technical Information VEHICLE IDENTIFICATION NUMBER VIN 13 COACH FINAL RECORD 13 ...
Page 240: ...Technical Information 9 3 X3 45 OVERALL DIMENSIONS SIDE ELEVATION 18673_1 ...
Page 241: ...9 4 Technical Information X3 45 OVERALL DIMENSIONS TOP FRONT AND REAR VIEWS 18674_1 ...
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Page 264: ...4 Try disconnecting the CECM ...
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