maintenance reset LEXUS NX300h 2018 Owners Manual

80 2-1. Instrument cluster
LEXUS NX300h Owners Manu-
al_USA_OM78212U Displays warning messages in case of a malfunction ( → P.374)
SpeedometerDisplays the vehicle speed
Fuel gaugeDisplays the quantity of fuel remaining in the tank
Shift position and shift rangeDisplays the selected shift posi tion or selected shift range ( → P.173)
Odometer, trip meter and maintena nce required information displayOdometer:
Displays the total distance the vehicle has been driven
Trip meter:
Displays the distance the vehicle has been driven since the meter was last reset.
Trip meters “A” and “B” can be used to record and display different distances inde-
pendently.
Maintenance required information:
Displays the remaining distance unt il the engine oil sh ould be changed.
• Displays the maintenance requ ired information when the power switch is ON mode.
• It can be reset on of the multi-information display. 
When driving mode is in sport mode ( → P.249)
The units used on the meters may differ depending on the target region.
Engine coolant temperature gaugeDisplays the engine coolant temperature
TachometerDisplays the engine speed in revolutions per minute
Outside temperatureDisplays the outside temperature within the range of -40°F (-40°C) to 122°F (50°C). Low G
H
I
J
A
B
C

812-1. Instrument cluster
LEXUS NX300h Owners Manu-
al_USA_OM78212U 2
Vehicle status information and indicators outside temperature indicator comes on when the ambient temperature is 37°F (3°C) or
lower.
Background color of drive modeBackground color changes according to the drive mode. ( → P.249)
•Sport mode: Red
•Eco mode: Blue
When in Normal mode, the background color is Black.
ClockTime displayed is linked to the analog clock on the instrument panel. ( → P.288)
Multi-information displayPresents the driver with a variety of vehicle data ( → P.85)
Displays warning messages in case of a malfunction ( → P.374)
SpeedometerDisplays the vehicle speed
Fuel gaugeDisplays the quantity of fuel remaining in the tank
Shift position and shift rangeDisplays the selected shift posi tion or selected shift range ( → P.173)
Odometer, trip meter and maintena nce required information displayOdometer:
Displays the total distance the vehicle has been driven
Trip meter:
Displays the distance the vehicle has been driven since the meter was last reset.
Trip meters “A” and “B” can be used to record and display different distances inde-
pendently.
Maintenance required information:
Displays the remaining distance unt il the engine oil sh ould be changed.
• Displays the maintenance requ ired information when the power switch is ON mode.
• It can be reset on of the multi-information display. D
E
F
G
H
I
J

84 2-1. Instrument cluster
LEXUS NX300h Owners Manu-
al_USA_OM78212U Switches between odometer, trip
meter and maintenance required infor-
mation displays. When the trip meter is
displayed, pressing and holding the
button will reset the trip meter.
The brightness of the instrument panel
lights can be adjusted.
1 Darker
2 Brighter ■
Instrument panel brightness adjustment
The instrument panel brightness levels
when the tail lights are on and off can be
adjusted individually. However, when the
surroundings are bright (daytime, etc.),
turning on the tail lights will not change the instrument panel brightness. At this time,
any adjustments made to the instrument
panel brightness levels will be applied to
both settings at once.
Changing between the odome-
ter, trip meter and maintenance
required information
Changing the Instrument panel
light brightness

88 2-1. Instrument cluster
LEXUS NX300h Owners Manu-
al_USA_OM78212U warning.
 Sway sensitivity Select to set the vehicle sway warning sen-
sitivity. ■
PCS (Pre-Collision System)
( → P.203)
Select to set up the following items.
 PCS on/off Select to enable/dis able the pre-collision
system.
 PCS sensitivity Select to change the warning timing.■
Intuitive parking assist sensor
(if equipped) ( → P.227)
Select to set up the following items.
 Intuitive parking assist sensor Select to enable/disab le the intuitive park-
ing assist sensor.
 Volume Select to set the volume of the buzzer
which sounds when the intuitive parking
assist sensor is operated.
■
PKSB (Parking Support
Brake System) (if equipped)
( → P.232)
 PKSB on/off Select to enable/dis able the parking sup-
port brake function (for static objects).
■
Clock ( → P.288)
Select to switch between 12-hour dis-
play and 24-hour display. ■
Vehicle Settings
 PBD (Power Back Door)
( → P.110) *1 Select to set up the following items.
•System settings
Select to enable/disable the power back
door system.
•Volume
Select to set the volume of the buzzer
which sounds when the power back door
system.
• Kick Sensor *2
Select to enable/dis able the kick sensor. *1
: Vehicles with power back door *2
: Vehicles with power back door and kick
sensor
 TPMS (Tire Pressure Warning Sys-
tem) ( → P.338)Select to initialize the tire pressure warning
system.
 Scheduled Maintenance ( → P.319)Select to initialize the scheduled mainte-
nance.
 Oil maintenance ( → P.329)Select to reset the engine oil maintenance
information (message indicating mainte-
nance is required and distance until the
next oil change) after engine oil mainte-
nance is performed.
■
Meter settings
 Language Select to change the language on the dis-
play.
 Units Select to change the unit of measure for
fuel consumption.
 EV Indicator ( → P.62)Select to set the EV indicator on/off.
 Switch settings ( → P.85)

3196-2. Maintenance
LEXUS NX300h Owners Manu-
al_USA_OM78212U 6
Maintenance and care 6-2.Maintenance
■
Repair and replacement
It is recommended that genuine Lexus parts
be used for repairs to ensure performance
of each system. If non-Lexus parts are used
in replacement or if a repair shop other than
a Lexus dealer perfor ms repairs, confirm
the warranty coverage. ■
Allow inspection and repairs to be per-
formed by a Lexus dealer●
Lexus technicians are well-trained spe-
cialists and are kept up to date with the
latest service information. They are well
informed about the operation of all sys-
tems on your vehicle.●
Keep a copy of the repa ir order. It proves
that the maintenance that has been per-
formed is under warra nty coverage. If any
problem should arise while your vehicle is
under warranty, your Lexus dealer will
promptly take care of it. General maintenance should be per-
formed on a daily basis. This can be
done by yourself or by a Lexus dealer.
Scheduled maintenance should be
performed at specified intervals
according to the maintenance sched-
ule. For details about ma intenance items and
schedules, refer to the “Warranty and Ser-
vice Guide”, “Owner’s Manual Supple-
ment” or “Scheduled Maintenance”.
■
Resetting the message indicating main-
tenance is required (U.S.A. only)
After the required maintenance is pre-
formed according to the maintenance
schedule, please reset the message.
To reset the message, follow the procedures
described below:
1 Press or of the meter control
switches and select .Maintenance requirements To ensure safe and economical driv-
ing, day-to-day care and regular
maintenance are essential. It is the
owner’s responsibility to perform
regular checks. Lexus recommends
the following maintenance:
WARNING
■
If your vehicle is not properly main-
tained
Improper maintenanc e could result in
serious damage to the vehicle and possi-
ble serious injury or death.
■
Handling of the 12-volt battery
●
Engine exhaust, some of its constitu-
ents, and a wide variety of automobile
components contain or emit chemicals
known to the State of California to
cause cancer and birth defects and
other reproductive harm. Work in a
well ventilated area. ●
Oils, fuels and fluids contained in vehi-
cles as well as waste produced by
component wear contain or emit
chemicals known to the State of Cali-
fornia to cause cancer and birth
defects or other re productive harm.
Avoid exposure and wash any affected
area immediately. ●
12-volt Battery post s, terminals and
related accessories contain lead and
lead compounds which are known to
cause brain damage. Wash your hands
after handling. ( → P.333)
General maintenance
Scheduled maintenance

320 6-2. Maintenance
LEXUS NX300h Owners Manu-
al_USA_OM78212U 2 Press or of the meter control
switches, sele ct the “Vehicle Settings”
and then press .
3 Press or of the meter control
switches, select the “Scheduled Mainte-
nance” and then press and hold the .
4 Select the “Yes” and push .
“The Data Has Been Reset” is displayed
on the multi-information display.
You can perform some maintenance
procedures by yourself.
Please be aware that do-it-yourself
maintenance may affect warranty cov-
erage. The use of Lexus repair manuals is recom-
mended.
For details about warra nty coverage, refer
to the separate “Owner’s Guide”, “War-
ranty and Service Guide”, “Owner’s Man-
ual Supplement” or “Warranty Booklet”.Do-it-yourself maintenance General maintenance Listed below are the general main-
tenance items that should be per-
formed at the intervals specified in
the “Warranty and Service Guide”
or “Owner’s Manual Supplement”.
It is recommended that any prob-
lem you notice should be brought to
the attention of your Lexus dealer
or qualified service shop for advice. WARNING■
If the hybrid system is operating
Turn the hybrid system off and ensure
that there is adequate ventilation before
performing maintenance checks.
Engine compartment Items Check points
Brake fluid Is the brake fluid at the cor-
rect level? ( → P.332)
Engine/power
control unit
coolant Is the engine coolant at the
correct level? ( → P.330)
Engine oil Is the engine oil at the cor-
rect level? ( → P.328)
Exhaust sys-
tem There should not be any
fumes or strange sounds.
Radiator/con-
denser The radiator and con-
denser should be free from
foreign objects. ( → P.331)
Washer fluid Is there sufficient washer
fluid? ( → P.332)

3296-3. Do-it-yourself maintenance
LEXUS NX300h Owners Manu-
al_USA_OM78212U 6
Maintenance and care 5 Holding a rag under the end, pull
the dipstick out and check the oil
level.
Low
Normal
Excessive
Measuring side
6 Wipe the dipstick and reinsert it
fully. ■
Checking the oil type and prepar-
ing the items needed
Make sure to check the oil type and
prepare the items needed before add-
ing oil.
 Engine oil selection → P.402
 Oil quantity (Low Full) 1.6 qt. (1.5 L, 1.3 Imp.qt.)
 Items Clean funnel
■
Adding engine oil
If the oil level is below or near the low
level mark, add engine oil of the same
type as that already in the engine. 1 Remove the oil filler cap by turning
it counterclockwise.
2 Add engine oil slowly, checking the
dipstick.
3 Install the oil filler cap by turning it
clockwise. ■
Engine oil consumption
A certain amount of engine oil will be con-
sumed while driving. In the following situa-
tions, oil consumption may increase, and
engine oil may need to be refilled in
between oil maintenance intervals. ●
When the engine is new, for example
directly after purchasing the vehicle or
after replacing the engine ●
If low quality oil or oil of an inappropriate
viscosity is used ●
When driving at high engine speeds or
with a heavy load, when towing, or when
driving while accelera ting or decelerat-
ing frequently ●
When leaving the engine idling for a long
time, or when driving frequently through
heavy traffic
■
After changing the engine oil
The engine oil maintenance data should be
reset. Perform the fo llowing procedures:
1 Press or of the meter control
switches and select .A
B
C
D

330 6-3. Do-it-yourself maintenance
LEXUS NX300h Owners Manu-
al_USA_OM78212U 2 Press or of the meter control
switches, sele ct the “Vehicle Settings”
and then press .
3 Press or of the meter control
switch, select the “Oil Maintenance”
and then press and hold .
4 Select the “Yes” and push .
“The Data Has Been Reset” is displayed
on the multi-information display.
The coolant level is satisfactory if it is
between the “FULL” and “LOW” lines
on the reservoir when the hybrid sys-
tem is cold. ■
Engine coolant reservoir
Reservoir cap
“FULL” line
“LOW” line If the level is on or below the “LOW” line,
add coolant up to the “FULL” line.
( → P.394)WARNING■
Used engine oil●
Used engine oil contains potentially
harmful contaminants which may
cause skin disorders such as inflamma-
tion and skin cancer, so care should be
taken to avoid prolonged and
repeated contact. To remove used
engine oil from your skin, wash thor-
oughly with soap and water.
●
Dispose of used oil and filters only in a
safe and acceptable manner. Do not
dispose of used oil and filters in house-
hold trash, in sewers or onto the
ground. Call your Lexus dealer, ser-
vice station or auto parts store for
information concerning recycling or
disposal.
●
Do not leave used engine oil within the
reach of children.
NOTICE
■
To prevent serious engine damage
Check the oil level on a regular basis. ■
When replacing the engine oil ●
Be careful not to spill engine oil on the
vehicle components. ●
Avoid overfilling, or the engine could
be damaged. ●
Check the oil level on the dipstick
every time you re fill the vehicle.●
Be sure the engine o il filler cap is prop-
erly tightened.
Checking the coolant
A
B
C

342 6-3. Do-it-yourself maintenance
LEXUS NX300h Owners Manu-
al_USA_OM78212U specified cold tire infl ation pressure level.
The tire pressure warning system will oper-
ate based on this pressure level.
3 Turn the power switch to ON
mode.
4 Press or of the meter con-
trol switches and select .
5 Press or of the meter con-
trol switches, select the “Vehicle
Settings” and then press .
6 Press or of the meter con-
trol switches, select the “TPMS”
and then press and hold the .The “Tire Pressure Re calibrating. Please
Wait Until Complete” will be displayed on
the multi-information display and the tire
pressure warning light will blink slowly 3
times.
When the message disappears, initializa-
tion is complete.
■
Initializing the tire pressure warning sys-
tem
Initialize the system with the tire inflation
pressure adjusted to the specified level.
■
The initialization operation
●
Make sure to carry ou t initialization after
adjusting the tire inflation pressure.
Also, make sure the tires are cold before
carrying out initializat ion or tire inflation
pressure adjustment.
●
If you have accidenta lly turned the power
switch off during initialization, it is not necessary to press the reset switch again
as initialization will restart automatically
when the power switch has been turned
to ON mode for the next time. ●
If you accidentally press the reset switch
when initialization is not necessary, adjust
the tire inflation pressure to the specified
level when the tires are cold, and conduct
initialization again. ■
Warning performance of the tire pres-
sure warning system
The warning of the tire pressure warning
system will change in accordance with the
conditions under which it was initialized. For
this reason, the system may give a warning
even if the tire pressure does not reach a
low enough level, or if the pressure is higher
than the pressure that was adjusted to when
the system was initialized. ■
When initialization of the tire pressure
warning system has failed
Initialization ca n be completed in a few min-
utes. However, in the following cases, the
settings have not been recorded and the
system will not operate properly. If repeated
attempts to record tire inflation pressure
settings are unsuccessf ul, have the vehicle
inspected by your Lexus dealer. ●
When operating the tire pressure warn-
ing reset switch, the tire pressure warning
light does not blink 3 times. ●
After carrying out the initialization proce-
dure, the tire pressure warning light
blinks for 1 minute then stays on after
driving for 20 minutes.
WARNING
■
When initializing the tire pressure
warning system
Do not initializing tire inflation pressure
without first adjusting the tire inflation
pressure to the spec ified level. Other-
wise, the tire pressu re warning light may
not come on even if the tire inflation pres-
sure is low, or it may come on when the
tire inflation pressure is actually normal.

376 7-2. Steps to take in an emergency
LEXUS NX300h Owners Manu-
al_USA_OM78212U charged” ( → P.390).*
: Displays for about 6 seconds ■
If “Traction Battery Needs to be Pro-
tected Refrain From the Use of N Posi-
tion” is shown
This message may be displayed when the
shift lever is in N.
As the hybrid battery (traction battery) can-
not be charged when the shift lever is in N,
when the vehicle is to be stopped for a long
period of time, shift the shift lever to P. ■
If “Traction battery needs to be pro-
tected. Shift into P to restart.” is shown
Message is displayed when the remaining
charge for the hybrid battery (traction bat-
tery) is low, because vehicle has been
shifted N for a long period of time.
When operating the vehicle, restart the
hybrid system. ■
If “Shift to P Before Exiting Vehicle” is
shown
Message is displayed when the driver’s
door is opened with out turning the power
switch to OFF with the shift lever in any
position other than P.
Shift the shift lever to P. ■
If “Shift Is in N Release Accelerator
Before Shifting” is shown
Message is displayed when the accelerator
pedal has been depressed and the shift
lever is in N. Releas e the accelerator pedal
and shift the shift lever to D, S or R. ■
If “Depress Brake When Vehicle Is
Stopped Hybrid Syst em May Overheat”
is shown
Message is displayed when the accelerator
pedal is depressed to maintain the vehicle
position when stopped on a upward slope,
etc.
If this continues, th e hybrid system may
overheat.
Release the accelerator pedal and depress
the brake pedal.
■
If “Front Camera Unavailable” or “Front
Camera Unavailable Remove Debris
On Windshield” is shown
The following systems may be suspended
until the problem shown in the message is resolved. ( → P.209, 367)●
PCS (Pre-Collision System) ●
LDA (Lane Departure Alert with steering
control) ●
Dynamic radar cruise control with full-
speed range ●
Adaptive High-beam System ●
Automatic High Beam ■
If “Oil Maintenance Required Soon” is
shown
Indicates that the engine oil is scheduled to
be changed. (The indicator will not work
properly unless the oi l maintenance data
has been reset.)
Check the engine oil, and change if neces-
sary. After changing th e engine oil, the oil
change system should be reset. ( → P.329)■
If “Oil Maintenance Required” is shown
Indicates that the engine oil should be
changed. (After the engine oil is changed
and the oil maintenance data has been
reset.)
Check and change the en gine oil, and oil fil-
ter by your Lexus dealer. After changing the
engine oil, the oil change system should be
reset. ( → P.329)■
If “See Owner’s Manual” is shown ●
If the following messages are shown, fol-
lowing the instruct ions, accordingly.
• “Engine Coolant Temp High” ( → P.394)
• “Aux Battery Low” ( → P.375)●
If the following messages are shown,
there may be a malfunction.
Immediately have the vehicle inspected
by your Lexus dealer.
• “Hybrid System Malfunction”
•“Check Engine”
• “Hybrid Battery System Malfunction”
• “Accelerator System Malfunction”
• “Braking Power Low”
• “Smart Access System Malfunction”
●
If the following messages are shown,
there may be a malfunction.
Immediately stop the vehicle in a safe
place and contact your Lexus dealer.
Continuing to drive the vehicle may be
dangerous.
• “Oil Pressure Low”