User's Manual

W401 Systems Operation
7
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1. Display Signals Description
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Bad Transmission Signal Battery Signal Pressure Unit
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Tire Deflating Signal Battery Voltage Unit Normal Tire
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Low Battery on Tire Sensor Temperature Unit Abnormal Tire Pressure
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Abnormal Tire Condition Signal Tire Pressure/Temperature Display Unit
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NOTE
There is an ambient light sensor on the top right of the display, ORO TPMS is able to
automatically adjust the brightness of the LED Display. The display will be brighter in
the day and darker in the night to ensure that the user will be able to read the LED
Display clearly and not be affected by external lighting.
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2. Operation to Change Display Mode
W401 has 3 different modes, they are Tire Pressure Display Mode, Temperature Display
Mode, and Pressure-Temperature Rotation Mode. The display will show the tire pressure
mode once it is turned on, to enter the temperature mode press on the MODE button once
and to display pressure-temperature press it another time. The system will continuously
monitor the tire pressure, tire temperature, battery voltage, no matter what kind of information
are being displayed and will notify the driver whenever anything abnormal happens. If the
user does not change from the factory default, the system will show the tire pressure display,
the 3 modes of display are as follows:
a. Pressure Display Mode: Display of 4 tires pressure and battery voltage unit only.
b. Temperature Display Mode: Display of 4 tires temperature and battery voltage unit only.
c. Pressure-Temperature Rotation Display Mode: Rotating display of tire pressure and
temperature with a constant display of battery voltage.