Lexus LS600hL Owner's Manual page 838

838
7-2. Steps to take in an emergency
When recharging or replacing the 12-volt battery
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Make sure that the key is not inside the vehicle when recharging or replacing the
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12-volt battery. The key may be locked in the vehicle if the alarm is activated.
(P. 92)
In some cases, it may not be possible to unlock the doors using the smart access
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system with push-button start when the 12-volt battery is discharged. Use the wire-
less remote control or the mechanical key to lock or unlock the doors.
If the 12-volt battery is discharged
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The information stored in the computer will be deleted.
If the 12-volt battery is discharged, have the vehicle inspected by your Lexus dealer.
CAUTION
Avoiding 12-volt battery fires or explosions
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Observe the following precautions to prevent accidentally igniting the flammable
gas that may be emitted from the 12-volt battery:
Make sure each jumper cable is connected to the correct terminal and that it is
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not unintentionally in contact with any other than the intended terminal.
Do not allow the other end of the jumper cable connected to the "+" terminal to
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come into contact with any other parts or metal surfaces in the area, such as
brackets or unpainted metal.
Do not allow the + and - clamps of the jumper cables to come into contact with
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each other.
Do not smoke, use matches, cigarette lighters or allow open flame near the 12-
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volt battery.
LS600hL_U(OM50D26U)