Replacing The Key Battery - Lexus LX 570 2016 Service Manual

Starting the engine
Ensure that the shift lever is in P and depress the brake pedal.
1
Touch the Lexus emblem side of the
2
electronic key to the engine switch.
When the electronic key is detected, a
buzzer sounds and the engine switch
will turn to IGNITION ON mode.
When the smart access system with
push-button start is deactivated in cus-
tomization setting, the engine switch will
turn to ACCESSORY mode.
Firmly depress the brake pedal and check that
3
multi-information display.
Press the engine switch.
4
In the event that the engine still cannot be started, contact your Lexus dealer.
Stopping the engine
■
Shift the shift lever to P and press the engine switch as you normally do when stopping
the engine.

Replacing the key battery

■
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediately when the battery is depleted. (P. 503)
Changing engine switch modes
■
Release the brake pedal and press the engine switch in
not start and modes will be changed each time the switch is pressed. (P. 206)
Alarm
■
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set, the alarm
may be triggered. (P. 78)
When the electronic key does not work properly
■
Make sure that the smart access system with push-button start has not been deacti-
●
vated in the customization setting. If it is off, turn the function on.
(Customizable features: P. 585)
Check if battery-saving mode is set. If it is set, cancel the function. (P. 134)
●
LX570_OM_OM60N01U_(U)
7-2. Steps to take in an emergency
is shown on the
step above. The engine does
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551
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