2021 Lexus IS350 battery

13
To take out the mechanical key, push the
release button and take the key out.
The mechanical key can only be inserted in
one direction, as the key only has grooves
on one side. If the key cannot be inserted in
a lock cylinder, turn it over and re-attempt
to insert it.
After using the mechanical key, store it in
the electronic key. Carry the mechanical
key together with the electronic key. If the
electronic key battery is depleted or the
entry function does not operate properly,
you will need the mechanical key.
Mechanical key

72
The HomeLink® wireless control system in your vehicle has 3 buttons which can be pro-
grammed to operate 3 different devices. Refe r to the programming methods on the follow-
ing pages to determine the method which is appropriate for the device.
HomeLink
® indicator light
Garage door operation indicators
HomeLink
® icon
Illuminates while HomeLink
® is oper-
ating.
Buttons
■When support is necessary
Visit on the web at www.homelink.com/lexus or call 1-800-355-3515.
■Before programming HomeLink®
● During programming, it is possible that gara ge doors, gates, or other devices may oper-
ate. For this reason, make sure that people and objects are clear of the garage door or
other devices to prevent injury or other potential harm.
● It is recommended that a new battery be placed in the remote control transmitter for
more accurate programming.
● Garage door opener motors manufactured after 1995 may be equipped with rolling
code protection. If this is the case, you may need a stepladder or other sturdy, safe device
to reach the “Learn” or “Smart” button on the garage door opener motor.
Garage Door Opener (if equipped)
The garage door opener can be programmed to operate garage doors, gates, entry
doors, door locks, home lighting system s, security systems, and other devices.
System components
A
B
C
D

What to do if...
91
1Ensure that the shift lever is in P and
depress the brake pedal.
2Touch the Lexus emblem side of the
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.
3Firmly depress the brake pedal and check th at is shown on the multi-information
display.
4Press the engine switch.
In the event that the engine still cannot be started, contact your Lexus dealer.
Starting the engine
If the electronic key battery becomes deplet ed, a warning message will be shown on the
multi-information display. Replac e the battery with a new one. For instructions on replacing
the battery, refer to the “OWNER’S MANUAL”.
If you need further assistance , contact your Lexus dealer.