Have the vehicle inspected by your Lexus dealer immediately.
Lexus GX / Lexus GX Owners Manual / When trouble arises / Steps to take in an emergency / If a warning light turns on or a warning buzzer sounds... / Have the vehicle inspected by your Lexus dealer immediately.
Failing to investigate the cause of the following warnings may lead to the system operating abnormally and possibly cause an accident. Have the vehicle inspected by your Lexus dealer immediately.
*: If equipped
See also:
Cooling system
...
Foot print map
For the area which is covered by the foot print map (Some areas in the following
cities: Detroit, Chicago, N.Y., L.A), you can switch to the foot print map on a
scale of 75 feet (25 m).
To switch ...
Tire Pressure Warning Reset Switch
This switch can initialize the tire pressure warning system
Press and hold the switch when you change the
tire inflation pressure.
For details, see the “Owner’s Manual”. ...