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440
7-2. Steps to take in an emergency
NOTICE
When replacing the tires
■
When removing or fitting the wheels,
tires or the tire pressure warning valve
and transmitter, contact your Lexus
dealer as the tire pressure warning valve
and transmitter may be damaged if not
handled correctly.
When driving over bumps
■
If a vehicle has a flat tire, the vehicle
height will be lower than usual. Ensure
that nothing strikes the bottom of the
vehicle.
To avoid damage to the tire pressure
■
warning valves and transmitters
When a tire is repaired with liquid seal-
ants, the tire pressure warning valve and
transmitter may not operate properly. If a
liquid sealant is used, contact your Lexus
dealer or other qualified service shop as
soon as possible. Make sure to replace
the tire pressure warning valve and trans-
mitter when replacing the tire. (P.397)
LS500h_OM_(U)_1810
If the hybrid system will not
start
Reasons for the hybrid system not
starting vary depending on the situ-
ation. Check the following and per-
form the appropriate procedure:
The hybrid system will not start
even though the correct starting
procedure is being followed.
(P.170)
One of the following may be the cause
of the problem:
The electronic key may not be func-
tioning properly. (P.443)
There may not be sufficient fuel in
the vehicle's tank.
Refuel the vehicle.
There may be a malfunction in the
immobilizer system. (P.71)
There may be a malfunction in the
*
shift control system.
There may be a malfunction in the
steering lock system.
The hybrid system may be malfunc-
tioning due to an electrical problem
such as electronic key battery
depletion or a blown fuse. However,
depending on the type of malfunc-
tion, an interim measure is available
to start the hybrid system. (P.441)
There is a possibility that the tem-
perature of the hybrid battery (trac-
tion battery) is extremely low
(approximately below -22°F
(P.173, 438)
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