Lexus IS250 U Owner's Manual page 429

When initialization of the tire pressure warning system has failed
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Initialization can be completed in a few minutes. However, in the following cases, the set-
tings have not been recorded and the system will not operate properly. If repeated
attempts to record tire inflation pressure settings are unsuccessful, have the vehicle
inspected by your Lexus dealer.
When operating the tire pressure warning reset switch, the tire pressure warning light
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does not blink 3 times.
After carrying out the initialization procedure, the tire pressure warning light blinks for 1
●
minute then stays on after driving for 20 minutes.
Tire pressure warning system certification
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MODEL/FCC IDs:
Transmitter: PAXPMVC010
Initiator: HYQ22AAA
For vehicles sold in the U.S.A.

NOTE:
This device complies with part 15 of the FCC Rules. Operation is subject to the following
two conditions: (1) This device may not cause harmful interference, and (2) this device
must accept any interference received, including interference that may cause undesired
operation.
FCC WARNING:
Changes or modifications not expressly approved by the party responsible for compli-
ance could void the user' s authority to operate the equipment.
Transmitter (for vehicles sold in Canada)

NOTE:
Operation is subject to the following two conditions: (1) this device may not cause inter-
ference, and (2) this device must accept any interference, including interference that
may cause undesired operation of the device.
Initiator (for vehicles sold in Canada)

NOTE:
This device complies with Industry Canada licence-exempt RSS standard(s). Operation
is subject to the following two conditions: (1) this device may not cause interference, and
(2) this device must accept any interference, including interference that may cause
undesired operation of the device.
IS350/250_U (OM53C50U)
7-3. Do-it-yourself maintenance
429
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