Lexus 2007 GS430 Quick Manual page 86

Battery-saving function
n
In the following circumstances, the entry function is disabled in order to prevent the
vehicle and electronic key batteries from discharging.
When the entry function has not been used for 2 weeks or more
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When the electronic key has been left within approximately 3 ft. (1 m) of the
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vehicle for 10 minutes or more
The system will resume operation when...
The vehicle is locked using the door handle lock switch
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The vehicle is locked/unlocked using the wireless remote control function
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( P. 14) or the mechanical key ( P. 486)
Electronic key battery depletion
n
The standard battery life is 1 to 2 years. (The battery becomes depleted even if
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the electronic key is not used.) If the smart access system with push-button start
or the wireless remote control function does not operate, or the detection area
becomes smaller, the battery may be depleted. Replace the battery when nec-
essary. ( P. 409)
To avoid serious deterioration, do not leave the electronic key within 3 ft. (1 m) of
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the following electrical appliances.
• TVs
• Personal computers
• Recharging cellular phones or cordless phones
• Table lamps
To operate the system properly
n
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.)
1-2. Opening, closing and locking the doors and trunk
I n f o r ma t i o n P r o v i d e d b y :
1
9