2015 LEXUS NX300h maintenance

4877-1. Maintenance and care
7
Maintenance and care
NX300h_U_OM78007U NOTICE ■
To prevent paint deterioration and corrosio n on the body and components (aluminum
wheels etc.) ●
Wash the vehicle immediately in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If coal tar or tree sap is present on the paint surface
• If dead insects, insect droppings or bird droppings are present on the paint surface
• After driving in an area contaminated wi th soot, oily smoke, mine dust, iron pow-
der or chemical substances
• If the vehicle becomes heavily soiled with dust or mud
• If liquids such as benzene and gaso line are spilled on the paint surface●
If the paint is chipped or scratche d, have it repaired immediately.●
To prevent the wheels from corroding, remo ve any dirt and store in a place with low
humidity when storing the wheels. ■
Cleaning the exterior lights ●
Wash carefully. Do not use organic substances or scrub with a hard brush.
This may damage the su rfaces of the lights.●
Do not apply wax to the surfaces of the lights.
Wax may cause damage to the lenses. ■
To prevent damage to the windshield wiper arms
When lifting the wiper arms away from the windshield, pull the dr iver side wiper arm
upward first, and repeat for the passenger side. When returning the wipers to their
original position, do so from the passenger side first. ■
When using an automatic car wash (vehicle s with rain-sensing windshield wipers)
Set the wiper switch to the off position.
If the wiper switch is in “AUTO”, the wipers may operate and the wiper blades may be
damaged. ■
When using a high pressure car wash ●
When washing the vehicle, do not let water of the high pressure washer hit directly or
the vicinity of the camera. Due to the shock fr om the high pressure water, it is possible
the device may not operate as normal. ●
Do not bring the nozzle tip close to followi ng parts and boots (Rubber or resin manu-
factured cover), or connectors. Parts may be damages if they come into contact with
high pressure water.
• Traction battery related parts
• Steering parts
• Suspension parts
•Brake parts

488 7-1. Maintenance and care
NX300h_U_OM78007UCleaning and protecting the vehicle interior Remove dirt and dust using a vacuum cleaner. Wipe dirty surfaces with a cloth
dampened with lukewarm water. ●
Remove dirt and dust using a vacuum cleaner. ●
Wipe off any excess dirt and dust with a soft cloth dampened with diluted
detergent. Use a diluted water solution of appr oximately 5% neutral wool detergent.●
Wring out any excess water from the cloth and thoroughly wipe off all remain-
ing traces of detergent. ●
Wipe the surface with a dry, soft cloth to remove any remaining moisture.
Allow the leather to dry in a shaded and ventilated area. ●
Remove loose dirt using a vacuum cleaner. ●
Apply a mild soap solution to the synthe tic leather using a sponge or soft cloth.●
Allow the solution to soak in for a few minutes. Remove the dirt and wipe off
the solution with a clean, damp cloth.The following procedures will help protect your vehicle’s interior and keep it
in top condition:
Protecting the vehicle interior
Cleaning the leather areas
Cleaning the synthetic leather areas

4897-1. Maintenance and care
7
Maintenance and care
NX300h_U_OM78007U ■
Caring for leather areas
Lexus recommends cleaning the interior of th e vehicle at least twice a year to maintain
the quality of the vehicle’s interior. ■
Shampooing the carpets
There are several commercial foaming-type cleaners available. Use a sponge or brush to
apply the foam. Rub in overlapping circles. Do not use water. Wipe dirty surfaces and let
them dry. Excellent results are obtained by keeping the carpet as dry as possible. ■
Seat belts
Clean with mild soap and lukewarm water using a cloth or sponge. Also check the belts
periodically for excessive wear, fraying or cuts. ■
Front side windows with UV protective coating
The front side windows have UV protective coating. To prevent any damage to the UV
protective coating, observe the following: ●
If the windows are dirty, gently wipe them with a cloth soaked in water or lukewarm
water as soon as possible. ●
If the windows are very dirty, do not open and close them repeatedly.
WA R N I N G ■
Wa t e r i n t h e v e h i c l e ●
Do not splash or spill liquid in the vehicle, such as on the floor, in the hybrid battery
(traction battery) air vents, and in the luggage compartment.
Doing so may cause the hybrid battery, electrical components, etc. to malfunction or
catch fire. ●
Do not get any of the SRS components or wiring in the vehicle interior wet.
(  P. 4 2 )
An electrical malfunction may cause the airb ags to deploy or not function properly,
resulting in death or serious injury. ■
Cleaning the interior (especially instrument panel)
Do not use polish wax or polish cleaner. The instrument panel may reflect off the wind-
shield, obstructing the driver’s view and leading to an accident, resulting in death or
serious injury.

490 7-1. Maintenance and care
NX300h_U_OM78007U NOTICE ■
Cleaning detergents ●
Do not use the following types of detergent, as they may discolor the vehicle interior
or cause streaks or damage to painted surfaces:
• Non-seat portions: Organic substances su ch as benzene or gasoline, alkaline or
acidic solutions, dye, and bleach
• Seats: Alkaline or acidic solutions, such as thinner, benzene, and alcohol ●
Do not use polish wax or polish cleaner. The instrument panel’s or other interior part’s
painted surface may be damaged. ■
Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of leather
surfaces: ●
Remove any dust or dirt from leather surfaces immediately. ●
Do not expose the vehicle to direct sunlight for extended periods of time. Park the
vehicle in the shade, especially during summer. ●
Do not place items made of vinyl, plastic, or containing wax on the upholstery, as they
may stick to the leather su rface if the vehicle interior heats up significantly.■
Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio system ma y be damaged if water comes into contact
with electrical components such as the au dio system above or under the floor of the
vehicle. Water may also cause the body to rust. ■
When cleaning the inside of the windshield (vehicles with LDA [Lane Departure
Alert] or Automatic High Beam)
Be careful not to touch the camera sensor (  P. 2 7 0 ) .
If the camera is accidentally scratched or hit, LDA and Automatic High Beam may not
operate properly or may cause a malfunction. ■
Cleaning the inside of the rear window ●
Do not use glass cleaner to clean the rear window, as this may cause damage to the
rear window defogger heater wires or antenna. Use a cloth dampened with luke-
warm water to gently wipe the window cl ean. Wipe the window in strokes running
parallel to the heater wires or antenna. ●
Be careful not to scratch or damage the heater wires or antenna. ■
Cleaning the front side windows
Do not use any compound or abrasive product (e.g., glass cleaner, detergent, wax) to
clean the windows. It may damage the coating.

4917-2. Maintenance
7
Maintenance and care
NX300h_U_OM78007UMaintenance requirements General maintenance should be performed on a daily basis. This can be done by
yourself or by a Lexus dealer.
Scheduled maintenance should be perfor med at specified in tervals according to
the maintenance schedule. For details about maintenance items and sc hedules, refer to the “Warranty and Ser-
vice Guide”, “Owner’s Manual Supplement” or “Scheduled Maintenance”.
You can perform some maintenance procedures by yourself.
Please be aware that do-it-yourself maintenance may affect warranty coverage. The use of Lexus repair manuals is recommended.
For details about warranty coverage, refer to the separate “Owner’s Guide”, “War-
ranty and Service Guide”, “Owner’s Manu al Supplement” or “Warranty Booklet”.To ensure safe and economical driving, day-to-day care and regular mainte-
nance are essential. It is the owner’s re sponsibility to perform regular checks.
Lexus recommends the following maintenance:
General maintenance
Scheduled maintenance
Do-it-yourself maintenance

492 7-2. Maintenance
NX300h_U_OM78007U ■
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 performs repairs, confirm the warranty coverage. ■
Resetting the message indicating main tenance is required (U.S.A. only)
After the required maintenance is preforme d according to the maintenance schedule,
please reset the message.
To reset the message, follow the procedures described below:
Press of the meter control switch.
Press or of the meter control switch,
select , and then press .
Press or of the meter control switch,
select the “Scheduled Maintenance” screen
and then press and hold the .
Select the “Yes” and push . 1
2
3
4

4937-2. Maintenance
7
Maintenance and care
NX300h_U_OM78007U A message is displayed on the multi-informa-
tion display.
WA R N I N G ■
If your vehicle is not properly maintained
Improper maintenance could result in seriou s damage to the vehicle and possible seri-
ous injury or death. ■
Handling of the 12-volt battery ●
Engine exhaust, some of its constituents , and a wide variety of automobile compo-
nents contain or emit chemicals known to th e 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 vehicles as well as waste produced by component
wear contain or emit chemicals known to the State of California to cause cancer and
birth defects or other reproductive harm. Avoid exposure and wash any affected area
immediately. ●
12-volt battery posts, terminals and related accessories contain lead and lead com-
pounds which are known to cause brain damage. Wash your hands after handling.
(  P. 5 1 2 ) 5

494 7-2. Maintenance
NX300h_U_OM78007UGeneral maintenance Listed below are the general maintenance items that should be performed at
the intervals specified in the “Warranty and Service Guide” or “Owner’s
Manual Supplement”. It is recommende d that any problem you notice should
be brought to the attention of your Lexu s dealer or qualifie d service shop for
advice.
Engine compartment Items Check points
Brake fluid Is the brake fluid at the correct level? (  P. 5 1 0 )
Engine/power control unit
coolant Is the engine coolant at the correct level? (  P. 5 0 8 )
Engine oil Is the engine oil at the correct level? (  P. 5 0 4 )
Exhaust system There should not be any fumes or strange sounds.
Radiator/condenser The radiator and condenser should be free from
foreign objects. (  P. 5 0 9 )
Wa s h e r f l u i d Is there sufficient washer fluid? (  P. 511)
Luggage compartment Items Check points
12-volt battery Check the connections. (  P. 5 1 2 )