2023 LEXUS NX250 350 Owners Manual

SystemStoppedFrontRadarInSelfCalibrationSeeOwnerjsManualCauseRemedyIndicates one of the following sys-
tems is disabled.

CruiseControlUnavailableSeeOwnerjsManualCauseRemedyIndicates one of the following systems is disabled.

Iftheenginewillnotstart
WhentheenginewillnotstarteventhoughthestarteroperatesCauseRemedyThere may not be suffi-
cient fuel in the vehicle
s tank.
Refuel the vehicle.
The engine may be
flooded.Try to restart the engine again following correct start-
ing procedures.
There may be a malfunc-
tion in the engine immo-
bilizer system.

WhenthestarteroperatesslowlyandtheenginecannotbestartedCauseRemedyThe battery may be discharged.Restarting the engine using jumper (or boos-
ter) cables.A battery terminal may be loose
or corroded.Check if a battery terminal is loose or cor- roded.
RelatedLinks
If the vehicle battery is discharged(P. 589)
Restarting the engine when the battery is discharged(P. 630)
9-3.Iftheenginewillnotstart
586

WhenthestarterdoesnotoperateandtheenginecannotbestartedCauseRemedyThe engine starting system may be
malfunctioning due to an electrical
problem such as electronic key battery
depletion or a blown fuse.
A temporary measure is available to start the engine.
One or both of the battery terminals
may be disconnected.Check if a battery terminal is discon-
nected.The battery may be discharged.Restarting the engine using jumper (or
booster) cables.
There may be a malfunction in the
steering lock system.
Contact your Lexus dealer.
Contact your Lexus dealer if the prob-
lem cannot be repaired, or if repair pro- cedures are unknown.
RelatedLinks
Starting the engine in an emergency(P. 587)
Starting the engine when the electronic key is not operating normally (P. 588) If the vehicle battery is discharged(P. 589)
Restarting the engine when the battery is discharged(P. 630)
Startingtheengineinanemergency
When the engine cannot be started, the following steps can be used as an tempo-
rary measure to start the engine if the engine switch is functioning normally.
Do not use this starting procedure except in cases of emergency.
1 Pull the parking brake switch to check that the parking brake is set.
Parking brake indicator will come on.
2 Check that the shift position is in P.
3 Turn the engine switch to ACC *1*2
4 Press and hold the engine switch for about 15 seconds while depressing the
brake pedal firmly.
*1 : This can be enabled/disabled through a customize setting.
*2 : When ACC is disabled, turn the engine switch to ON then OFF, and perform the
following steps within 5 seconds.9-3.Iftheenginewillnotstart
5879
When trouble arises

Even if the engine can be started using the above steps, the system may be
malfunctioning.
Have the vehicle checked by your Lexus dealer immediately.
Startingtheenginewhentheelectronickeyisnotoperatingnormally
1 Ensure that the shift position is in P and depress the brake pedal.
2 Touch the Lexus emblem side of the electronic key to the engine switch.
When the electronic key is detected, a buzzer will sound and the engine switch will change to ON.
If the smart access system with push-button start has been disabled by a customization
setting, the engine switch mode will change to ACC.
3 Firmly depress the brake pedal and check that a message is shown on the
multi-information display.
4 Press the engine switch.
In the event that the engine still cannot be started, contact your Lexus dealer.
INFORMATION

WhentheinteriorlightsorheadlightsaredimandtheenginecannotbestartedCauseRemedyThe battery may be discharged.Restarting the engine using the jumper (or
booster) cables.The battery terminals may be
loose or corroded.Check if a battery terminal is loose or corrod-
ed.
RelatedLinks
Restarting the engine when the battery is discharged(P. 630)
If the vehicle battery is discharged(P. 589)
Key types(P. 57)
Opening/closing the doors(P. 68)
Using the mechanical key(P. 628)
If a door cannot be opened using the door opener switch(P. 634)
When removing the battery terminals(P. 592) Items to initialize(P. 719)
Ifthevehiclebatteryisdischarged
WARNING

Use the wireless remote control or the mechanical key to lock or unlock the doors.