LEXUS NX300h 2022 Owners Manual

DrivingassistinfomationindicatorConditionCause / RemedyIndicates one of the following systems is malfunctioning or disabled.

ParkingbrakeindicatorConditionCause / Remedy
(U.S.A.)
(flashes) or
(Canada) (flashes)
It is possible that the parking brake is not fully engaged or
released
Operate the parking brake switch once again.
This light comes on when the parking brake is not released.
If the light turns off after the parking brake is fully released,
the system is operating normally.Indicates a malfunction in the parking brake system
Have the vehicle checked by your Lexus dealer immedi-
ately.
Brakeholdoperatedindicator(warningbuzzer)
ConditionCause / Remedy
(flashes)
Indicates a malfunction in the brake hold system
Have the vehicle checked by your Lexus dealer immediately.
9-2.Ifawarninglightilluminates/flashesorawarningmessageisdisplayedonthemeter620

Ifawarningmessageisdisplayed
The multi-information display shows warnings for system malfunctions and incor-
rectly performed operations, and messages that indicate a need for maintenance.
When a message is displayed, perform the appropriate corrective action for the
message.
If a warning message is displayed again after the appropriate actions have been
performed, contact your Lexus dealer.
Additionally, if a warning light comes on or flashes at the same time that a warning
message is displayed, take the appropriate corrective action for the warning light.INFORMATION

AutoPowerOFFtoConserveBatteryCauseRemedyPower was turned off due
to the automatic power off
function.Next time when starting the hybrid system, operate
the hybrid system for approximately 5 minutes to
recharge the 12-volt battery.
RelatedLinks
Changing the power switch mode(P. 156)
ShiftisinNReleaseAcceleratorBeforeShifting
CauseRemedyThe accelerator pedal has been de-
pressed when the shift position is in N.Release the accelerator pedal and
change the shift position to D or R.
PressbrakewhenvehicleisstoppedHybridsystemmayoverheat
CauseRemedyThe message may be displayed when the ac-
celerator pedal is depressed to hold the vehi-
cle while the vehicle is stopped on an incline,
etc.The hybrid system may over-
heat. Release the accelerator
pedal and depress the brake
pedal.
12-VoltBatteryChargingSystemMalfunctionStopinaSafePlaceSee
OwnerjsManual
CauseRemedyIt may indicate a mal-
function.Immediately stop the vehicle and contact your Lexus dealer. Continuing to drive the vehicle may be danger- ous.
Tractionbatteryneedstobeprotected.ShiftintoPtorestart.
CauseRemedyThis message is displayed when the hybrid battery
(traction battery) charge has become extremely low
because the vehicle has been left with the N shift
position selected for a certain amount of time.When operating the ve-
hicle, shift to P and restart
the hybrid system.9-2.Ifawarninglightilluminates/flashesorawarningmessageisdisplayedonthemeter622

Tractionbatteryneedstobeprotected.RefrainfromtheuseofNposition.CauseRemedyThis message may be dis-
played when the shift po-
sition is in N.As the hybrid battery (traction battery) cannot be
charged when the shift position is in N, shift the shift
position to P when the vehicle is stopped.
HybridSystemOverheatedOutputPowerReduced
CauseRemedy
This message may be
displayed when driving
under severe operating
conditions. (For exam-
ple, when driving up a
long steep hill.)
1 Stop the vehicle in a safe place.
2 Stop the hybrid system and carefully lift the hood.
3 After the hybrid system has cooled down, inspect
the hoses and radiator core (radiator) for any leaks.
If a large amount of coolant has leaked, immediately
contact your Lexus dealer.
A
Radiator
B
Cooling fan
4 Check that the coolant level is between the [FULL@
and [LOW@ lines on the reservoir.

A
Reservoir
B
[ FULL @ line
C
[LOW @ line
5 Add coolant if necessary.
Water can be used in an emer-
gency if coolant is unavailable.
6 After stopping the hybrid system and waiting for 5
minutes or more, start the hybrid system again and
check for the multi-information display.
9-2.Ifawarninglightilluminates/flashesorawarningmessageisdisplayedonthemeter6239
When trouble arises

CauseRemedyThis message may be
displayed when driving
under severe operating
conditions. (For exam-
ple, when driving up a
long steep hill.)If the message does not disappear: Stop the hybrid sys-
tem and contact your Lexus dealer.
If the message is not displayed: The hybrid system tem-
perature has dropped and the vehicle may be driven
normally.
However, if the message appears again frequently, con-
tact your Lexus dealer.WARNINGWhen opening the hood, observe the following precautions.

TireSetSwitchingIncompleteTryTireSetRegistrationAgainSeeOwnerjsManualCauseRemedyThe wheel set change
could not be completed.Check which wheel set is installed and perform the
change procedure again from the beginning.
RelatedLinks
Selecting wheel set(P. 584)
MaintenanceRequiredForTractionBatteryAtYourDealer
RemedyThe hybrid battery (traction battery) is scheduled to be inspected or replaced.
Have the vehicle inspected by your Lexus dealer immediately.

RelatedLinks
If your vehicle overheats(P. 703)
AccessSystemwithElec.KeymalfunctionSeeownerjsmanual
CauseRemedyIt may indicate a malfunction.Have the vehicle checked by your Lexus dealerimmediately.
BrakingPowerLowStopinaSafePlaceSeeOwnerjsManual
CauseRemedyIt may indicate a mal-
function.Immediately stop the vehicle and contact your Lexus
dealer. Continuing to drive the vehicle may be danger- ous.
OilpressurelowStopinasafeplaceSeeownerjsmanual
CauseRemedyIt may indicate a mal-
function.Immediately stop the vehicle and contact your Lexus dealer. Continuing to drive the vehicle may be danger- ous.
HighPowerConsumptionPowertoClimateTemporarilyLimited
CauseRemedyIf this message is displayed frequently, there is a
possible malfunction relating to the charging sys- tem or the 12-volt battery may be deteriorating.Have the vehicle checkedby your Lexus dealer imme-diately.
AmessagethatindicatestheneedforvisitingyourLexusdealer
CauseRemedyThe system or part shown on the multi-in-
formation display is malfunctioning.Have the vehicle inspected by your
Lexus dealer immediately.
9-2.Ifawarninglightilluminates/flashesorawarningmessageisdisplayedonthemeter626

ANewKeyhasbeenRegisteredContactYourDealerforDetailsCauseRemedyThis message will be displayed each
time the driver
s door is opened when
the doors are unlocked from the out-
side for approximately 10 days after
a new electronic key has been regis-
tered.If this message is displayed but you have not had a new electronic key registered,ask your Lexus dealer to check if an un-known electronic key (other than those
in your possession) has been registered.
ParkingBrakeTemporarilyUnavailable
CauseRemedyIf the parking brake is operated repeatedly
over a short period of time, the system may
restrict operation to prevent overheating.If this happens, refrain from operat-
ing the parking brake. Normal oper- ation will return after about 1 minute.
EPBActivationStoppedIncompletely
CauseRemedyOperate the parking brake switch. If the message
does not disappear after operating the switch several
times, the system may be malfunctioning.Have the vehicle
checked by your Lexus
dealer.
ParkingBrakeUnavailable
CauseRemedyOperate the parking brake switch. If the message
does not disappear after operating the switch several
times, the system may be malfunctioning.Have the vehicle
checked by your Lexus
dealer.
BrakeHoldMalfunctionPressBraketoDeactivateVisitYourDealer
CauseRemedyThe system may be malfunc-
tioning.Have the vehicle checked by your Lexus dealer immediately.
9-2.Ifawarninglightilluminates/flashesorawarningmessageisdisplayedonthemeter6279
When trouble arises

MaintenanceRequiredforTractionBatteryCoolingPartsSeeOwn-erjsManualCauseRemedy
The air intake vent or filter of the hy-
brid battery (traction battery) may
be clogged, the air intake vent may
be blocked, or there may be a gap
in the duct. Therefore, perform the following correction procedure.