Lexus LS600hL Owner's Manual page 135

Battery-saving function
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In the following circumstances, the entry function is disabled in order to prevent the
12-volt battery from discharging and the electronic key battery from depleting.
When the entry function has not been used for 30 days or more
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When the electronic key has been left within approximately 6 ft. (2 m) of the vehi-
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cle for 10 minutes or more
The system will resume operation when
The vehicle is locked using the door handle lock switch when carrying the elec-
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tronic key on your person.
The vehicle is locked/unlocked using the wireless remote control function.
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(P. 142)
The vehicle is locked/unlocked using the mechanical key. (P. 833)
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LS600hL_U(OM50D26U)
3-2. Opening, closing and locking the doors and trunk
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