2010 Lexus RX 450h User Guide - Page 55

56

1-3. Opening, closing and locking the doors

■

To operate the system properly

Make sure to carry the electronic key when operating the system. Do not get the

electronic key too close to the vehicle when operating the system from the outside

of the vehicle.

Depending on the position and holding condition of the electronic key, the key may

not be detected correctly and the system may not operate properly. (The alarm may

go off accidentally, or the door lock prevention may not function.)

■

If the smart access system with push-button start does not operate properly

●

Locking and unlocking the doors: Use the mechanical key.

(

→

P. 525)

●

Starting the hybrid system:

→

P. 625

■

Electronic key battery depletion

●

The standard battery life is 1 to 2 years. (The card key battery life is about a year

and a half.)

●

As the electronic key always transmits radio waves, the battery will become

depleted even if the electronic key is not used. The following symptoms indicate

that the electronic key battery may be depleted. Replace the battery when nec-

essary. (

→

P. 525)

°

The smart access system with push-button start or the wireless remote con-

trol does not operate.

°

The detection area becomes smaller.

°

The LED indicator on the key surface does not turn on.

●

To avoid serious deterioration, do not leave the electronic key within 3 ft. (1 m) of

the following electrical appliances that produce a magnetic field:

° TVs

°

Personal computers

°

Cellular phones, cordless phones and battery chargers

°

Recharging cellular phones or cordless phones

°

Glass top ranges

°

Table lamps