2006 LEXUS LS430 maintenance schedule

154
2-5. Driving information
■Before towing
●Ensure that your vehicle’s tires are properly inflated. (P.283 )
●Trailer tires should be inflated according to the trailer manufacturer’s recom -
mendation.
●All trailer lights must work to be legal.
●Confirm all lights work each time you connect them.
●Check that your vehicle remains level when a loaded or unloaded trailer is
hitched. Do not drive if the vehicle is not level, and check for improper tongue
load, overloading, worn suspension, or other possible causes.
●Make sure the trailer cargo is securely loaded.
●Check that your rear view mirrors conform to any federal, state/provincial or
local regulations. If they do not, instal l rear view mirrors appropriate for towing
purposes.
■Break-in schedule
Lexus recommends that you do not use a new vehicle or a vehicle with any new
p

ower train components (engine, transmissi on, differential, wheel bearing, etc.) to
tow a trailer for the first 500 miles (800 km) of driving.
■Maintenance
●If you tow a trailer, your vehicle will require more frequent maintenance due to
the additional load. (see “Owner’s Manual Supplement/ Scheduled Mainte -
nance”)
●Retighten the fixing bolts of the towing ball and bracket after approximately
600 miles (1000 km) of trailer towing.

250
4-2. Maintenance
Maintenance requirements
To ensure safe and economical driving, day-to-day care and regular mainte-
nance is essential. It is the owner’s re sponsibility
to perform regular checks.
Lexus recommends the following maintenance.
■ General maintenance
Should be performed on a daily basis. This can be done y
ourself or by a
Lexus dealer.
■ Scheduled maintenance
Should be performed at specified in tervals according to the maintenance
schedule.
For details about maintenance items and schedules, refer to the “Owner’s
Manual Supplement/Scheduled Maintenance”.
■ Do-it-yourself maintenance ( P.256)
You can perform some maintenance procedures yourself. 
Please be aware that do-it-yourself maintenance may affect warranty cover -
age.
The use of Lexus Repair Manuals is recommended.
For details about warranty coverage, see separate “Owner’s Guide”,
“
Owner’s Manual Supplement” or “Warranty Booklet”.
Service and repairs not covered in this Owner’s Manual should be per -
formed by a qualified technician using Lexus service and repair publica-
tions.

254
4-2. Maintenance
Vehicle exterior
ItemsCheck points
Door/trunk• Do they operate smoothly?
• Do the locks work properly?
Engine hood• Does the hood latch and lock work properly?
Fluid leaks• Are there any leaks when the vehicle is parked?
Ti r e
• Is the inflation pressure correct? ( P. 2 8 3 )
• Are tire surfaces worn or damaged? ( P. 2 7 8 )
• Do the tires need to be rotated according to the mainte- nance schedule? ( P. 2 7 8 )
• Are the wheel nuts loose?

278
4-3. Do-it-yourself maintenance
Tires
Replace the tires when the tread wear indicators show.
■Checking tires
New tread
Tread wear indicator
Worn tread
The location of tread wear indica-
tors is shown by the “TWI” or “
”
marks, etc., molded on the sidewall
of each tire.
■ Tire rotation
Use the spare tire and rotate the tires
in the order shown.
Lexus recommends tire rotation
per the maintenanc
e schedule to
equalize tire wear and extend tire
life.
1
2
3
Front

293
4-3. Do-it-yourself maintenance
4
Maintenance and care
■Changing interval for the front air conditioning filter
Inspect and replace the air conditioning filter according to the maintenance
schedule. In dusty areas or areas with heavy traffic flow, such as inner city or
desert areas, early replacement may be required. (For scheduled mainte -
nance information, please refer to the "Owner's Manual Supplement/Sched-
uled Maintenance".)
■If air flow decreases dramatically
The filter may be blocked. Check the filter and replace if necessary.
CAUTION
■Air purifier precautions
●Do not look into the xenon tube or directly expose your skin to the light in the
tube's light. The tube emits less than 300nm of ultraviolet light, however some
people may experience symptoms such as sore eyes, vision trouble, skin inflam-
mation, etc.
●Do not disassemble the air purifier. Some parts contain high voltage, and there is
also the possibility of causing a malfunction.
■ Resetting the air filter maintenance light data
After the replacement, the air filter maintenance light must be reset.
Push and hold the “OFF” button for
mor
e than 4 second.