4-2. Driving Procedures; Engine (Ignition) Switch; Starting The Engine - Lexus GX550 2025 Owner's Manual

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4-2. Driving procedures

4-2.Driving procedures

Engine (ignition) switch

Performing the following opera-
tions when carrying the electronic
key on your person starts the
engine or changes engine switch
modes.

Starting the engine

1
Pull the parking brake switch to
check that the parking brake is set.
(P.204)
The parking brake indicator will come on.
2
Check that the shift lever is set in P.
3
Firmly depress the brake pedal.
and a message will be displayed on
the multi-information display.
If it is not displayed, the engine cannot be
started.
4
Press the engine switch quickly but
fully.
When operating the engine switch, one
short, firm press is enough. It is not neces-
sary to press and hold the switch.
The engine will crank until it starts or for up
to 30 seconds, whichever is less.
Continue depressing the brake pedal until
the engine is completely started.
The engine can be started from any engine
switch mode.
Engine switch illumination
■
According to the situation, the engine
switch illumination operates as follows.
When driver's door or front passenger's
●
door is opened, the engine switch illumi-
nation illuminates.
When depressing the brake pedal with
●
carrying the electronic key on your per-
son, the engine switch illumination illumi-
nates brighter.
When the engine switch is in ACC or
●
ON, the engine switch illumination illumi-
nates.
When the engine switch mode is
●
changed from ACC or ON to OFF, the
engine switch illumination illuminates for
a certain amount of time. Afterwards, the
engine switch illumination turns off.
If the engine does not start
■
The engine immobilizer system may not
●
have been deactivated. (P.64)
Contact your Lexus dealer.
If a message related to start-up is shown
●
on the multi-information display, read the
message and follow the instructions.
If the door is unlocked with the mechani-
●
cal key, the engine cannot be started
using the smart access system with push-
button start. Refer to P.544 to start the
engine. However, if the electronic key is
carried inside the vehicle and the doors
are locked (P.103), the engine can be
started.
If the battery is discharged
■
The engine cannot be started using the
smart access system with push-button start.
Refer to P.545 to restart the engine.
Electronic key battery depletion
■
P.94
Conditions affecting operation
■
P.126
Note for the entry function
■
P.126