change key battery LEXUS LS600H 2015 Owners Manual

1373-2. Opening, closing and locking the doors and trunk
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Operation of each component
LS600hL_U(OM50E41U)
■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.)
●If the battery is low, an alarm will sound in the cabin when the hybrid system is
started or stopped. ( P. 1 3 0 )
●The battery becomes depleted even if the electronic key is not used because the
key always receives radio waves. If the smart access system with push-button start
or the wireless remote control does not operate, or the detection area becomes
smaller, the battery may be depleted. Replace the battery when necessary.
(  P. 4 7 2 )
●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
•Table lamps
• Induction cookers
■When the electronic key battery is fully depleted
 P. 4 7 2
■Customization
Settings (e. g. smart access system with push-button start) can be changed.
(Customizable features P. 5 6 4 )

1433-2. Opening, closing and locking the doors and trunk
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Operation of each component
LS600hL_U(OM50E41U)
■If the wireless remote control does not operate properly
Locking and unlocking the doors and trunk: Use the mechanical key. (P. 5 2 4 )
■Electronic key battery depletion
P. 1 3 7
■When the electronic key battery is fully depleted
P. 4 7 2
■Customization
Settings (e.g. wireless remote control system) can be changed.
(Customizable features P. 5 6 4 )
■Certification for wireless remote control
For vehicles sold in Hawaii, Guam and Puerto Rico
FCC ID: NI4TMRF-002
FCC ID: HYQ14ACX
FCC ID: HYQ14AEB
NOTE:
This device complies with part 15 of the FCC Rules. Operation is subject to the fol-
lowing two conditions: (1) This device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesire d operation.
FCC WARNING:
Changes or modifications not expressly ap proved by the party responsible for com-
pliance could void the user’s authority to operate the equipment.

3635-4. Using the interior lights
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Interior features
LS600hL_U(OM50E41U)
■Illuminated entry system
The lights automatically turn on/off according to power switch mode, the presence
of the electronic key, whether the doors are locked/unlocked, and whether the doors
are opened/closed.
■To prevent the 12-volt battery from being discharged
If the following lights remain on when the power switch is turned off, the lights will go
off automatically after 20 minutes:
●Interior lights
●Door courtesy lights
●Pe r s o n a l l i g h t s
●Inside door handle lights
●Seat belt buckle lights
●Footwell lights
●Power switch light
■Customization
Settings (e.g. The time elapsed before lights turn off) can be changed.
(Customizable features P. 5 6 4 )
NOTICE
■To prevent 12-volt battery discharge
Do not leave the lights on longer than necessary when the hybrid system is off.

5267-2. Steps to take in an emergency
LS600hL_U(OM50E41U)
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Lexus emblem side of
the electronic key to the power
switch.
If any of the doors is opened or closed
after the key was touched to the
switch to start the vehicle, an alarm
will sound to indicate that the start
function cannot detect the key.
Press the power switch within 10 seconds of the buzzer sounding,
keeping the brake pedal depressed.
In the event that the hybrid system still cannot be started, contact your
Lexus dealer.
■Stopping the hybrid system
Shift the shift lever to P and press the power switch as you normally do when stop-
ping the hybrid system.
■Replacing the key battery
As the above procedure is a temporary meas ure, it is recommended that the elec-
tronic key battery be replaced immediately when the battery is depleted. ( P. 4 7 2 )
■Changing power switch modes
Within 10 seconds of the buzzer soundi ng, release the brake pedal and press the
power switch.
The hybrid system does not start and modes will be changed each time the switch is
pressed. ( P. 2 1 7 )
Starting the hybrid system
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CAUTION
■When using the mechanical key and operating the power windows and moon
roof
Operate the power window or moon roof af ter checking to make sure that there is
no possibility of any passenger having any of their body parts caught in the window
or moon roof.
Also, do not allow children to operate the mechanical key. It is possible for children
and other passengers to get caught in the power window or moon roof.
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