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1.Check that the TPMS
warning lamp illuminates for approximately 3 seconds when
the ignition
switch is turned to the "ON" position.
2.Check
that it illuminates for approximately 3 seconds and then
goes out (If the warning
lamp does not turn off and stays on, perform troubleshooting
for TPMS Inspection Procedure No.1.
Refer to  .) (If the
warning lamp does not turn off and flashes,
perform troubleshooting for TPMS Inspection Procedure No.2.
Refer to ).
3.If
the TPMS fails or the tyre pressure is low,
KOS&OSS-ECU warns the driver
of that state by the TPMS warning lamp and the TPMS
information display in the combination meter.
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Items
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State
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Warning
operation
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Warning
cancellation condition (when any of the condition
met)
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Multi
information display
|
TPMS warning
lamp
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TPMS warning lamp
bulb open circuit check
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Ignition switch:
"ON"
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-
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Illuminates for 3
seconds.
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3 seconds have
passed after the TPMS warning lamp is lit.
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Tyre pressure
alarm
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The received tyre
pressure value is under the alarm ON threshold
value.
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Symbol and
"LOW TIRE PRESSURE" is displayed.
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Illuminates.
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The received tyre
pressure value is over the alarm OFF threshold
value.
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Low tyre inflation
pressure warning threshold value
reset
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Low tyre inflation
pressure warning threshold value reset is
activated.
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-
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Flashes
slowly.
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When a signal from
each tyre has been received and low tyre inflation
pressure warning threshold value reset has been
completed.
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TPMS failure
warning
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ID not
stored
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The TPMS
transmitter ID is not registered in the
KOS&OSS-ECU.
|
Symbol and
"TIRE PRESSURE MONITOR SERVICE REQUIRED"
is displayed.
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Flashes*
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ID is registered
normally.
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Defective
EEPROM
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Abnormality of data
in the EEPROM of the KOS&OSS-ECU is detected.
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Data in the EEPROM
of the KOS&OSS-ECU is checked to be normal.
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Problem in signal
reception
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The signals from
TPMS transmitters cannot be received while driving
for approximately 10 minutes.
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The signal from the
TPMS transmitter that was warned is received.
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Defective
sensor
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The sensor failure
signal is received from the TPMS transmitter.
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A normal signal is
received from the TPMS transmitter that was warned.
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The battery voltage
of TPMS transmitter is low
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The reception
problem warning is activated because of the low battery
voltage of the TPMS transmitter.
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The signal of
normal battery voltage is received from the TPMS transmitter
that was warned.
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Vehicle speed input
problem
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The vehicle speed
no input.
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The vehicle speed
input.
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Abnormal vehicle
speed value
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The vehicle speed
value is abnormal.
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The normal vehicle
speed value is received.
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Reset fail
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Reset is
time-out.
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Reset is
complete.
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