The indicator light comes on.

The seat heaters can be used when
Vehicles without a smart key system
The engine switch is in the “on” position.
Vehicles with a smart key system
The engine switch is in ignition on mode.
When not in use
Turn the seat heater off by returning the switch to its level position. The indicator light turns off.
Caution
Burns
Use caution when seating the following persons in a seat with the seat heater on to avoid the possibility of burns:
Do not cover the seat with anything when using the seat heater.
Using the seat heater with a blanket or cushion increases the temperature of the seat and may lead to overheating.
Do not use the seat heater more than necessary. Doing so may cause minor burns or overheating.
Notice
To prevent seat heater damage
Do not put unevenly weighted objects on the seat and do not stick sharp objects (needles, nails, etc.) Into the seat.
To prevent battery discharge
Turn the seat heaters off when the engine is not running.
Power outlets
ArmrestRear brake flexible hose
Installation
Hint:
Use the same procedures for the lh side and rh side.
The procedures listed below are for the lh side.
Install rear brake tube flexible hose
Notice:
The gasket and union bolt must be used as a set, as
shown in the illustration.
Connect the flexible hose wi ...
If your vehicle overheats
The following may indicate
that your vehicle is overheating.
The engine coolant temperature
gauge shows the red zone or a
loss of engine power is
experienced. (For example,
the vehicle speed does not
increase.)
"Engine Coolant Temp High
Stop in a Safe Place See
Owner's Manual" is shown
on ...
Transponder chip malfunction
Description
This dtc is output when: 1) during key code registration, a key malfunction
occurs; 2) the key code was
unable to be registered properly.
Inspection procedure
Reregister key
Clear the dtc (see page ei-18).
Reregister the key code with the transponder key ecu
(s ...