3016-3. Do-it-yourself maintenance
6
Maintenance and care
Engine oil level
( P.305)
• “Toyota Genuine Motor
Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses
( P.331)•Fuse with same amper-
age rating as original
Headlight aim• Phillips-head screw-driver
Light bulbs
( P.336)
Radiator and
condenser
( P.309)
Tire inflation
pressure
( P.325)• Tire pressure gauge
• Compressed air source
Washer fluid
( P.310)
• Water or washer fluid
containing antifreeze
(for winter use)
• Funnel (used only for adding water or washer
fluid)
WARNING
The engine compartment contains many
mechanisms and fluids that may move
suddenly, become hot, or become elec-
trically energized. To avoid death or seri-
ous injury, observe the following
precautions.
■When working on the engine com-
partment
●LC500h: Make sure that the “IGNI-
TION ON” on the multi-information
display and the “READY” indicator are
both off.
●Keep hands, clothi ng and tools away
from the moving fan and engine drive
belt.
ItemsParts and tools●LC500: Be careful not to touch the
engine, radiator, exhaust manifold, etc.
right after driving as they may be hot.
Oil and other fluids may also be hot.
LC500h: Be careful not to touch the
engine, power control unit, radiator,
exhaust manifold, etc. right after driv-
ing as they may be hot. Oil and other
fluids may also be hot.
●Do not leave anything that may burn
easily, such as paper and rags, in the
engine compartment.
●Do not smoke, cause sparks or expose
an open flame to fuel. Fuel fumes are
flammable.
■When working near the electric cool-
ing fan or radiator grille
Be sure the engine switch
With the engine switch
IGNITION ON mode
electric cooling fan may automatically
start to run if the air conditioning is on
and/or the coolant temperature is high.
( P.309)
■Safety glasses
Wear safety glasses to prevent flying or
falling material, fluid spray, etc. from get-
ting in your eyes.
NOTICE
■If you remove the air cleaner filter
Driving with the air cleaner filter
removed may cause excessive engine
wear due to dirt in the air.
3286-3. Do-it-yourself maintenance
Use only Lexus wheel nuts and
wrenches designed for use with
your aluminum wheels.
When rotating, repairing or chang-
ing your tires, check that the wheel
nuts are still tight after driving 1000
miles (1600 km).
Use only Lexus genuine balance
weights or equivalent and a plastic
or rubber hammer when balancing
your wheels. 1
Turn the engine switch
2 Open the glove box.
3 Remove the panel.
4 Unlock the filter cover ( ), pull
the filter cover out of the claws
( ), and remove the filter cover.
WARNING
●Never use an inner tube in a leaking
wheel which is designed for a tubeless
tire. Doing so may result in an acci-
dent, causing death or serious injury.
■Use of defective wheels prohibited
Do not use cracked or deformed wheels.
Doing so could cause the tire to leak air
during driving, possibly causing an acci-
dent.
NOTICE
■Replacing tire pressure warning
valves and transmitters
●Because tire repair or replacement
may affect the tire pressure warning
valves and transmitters, make sure to
have tires serviced by your Lexus
dealer or other qualified service shop.
In addition, make sure to purchase
your tire pressure warning valves and
transmitters at your Lexus dealer.
●Ensure that only ge nuine Lexus wheels
are used on your vehicle.
Tire pressure warning valves and trans-
mitters may not work properly with
non-genuine wheels.
Aluminum wheel precautions
Air conditioning filter
The air conditioning filter must be
changed regularly to maintain air
conditioning efficiency.
Removing the air conditioning
filter
A
B
3296-3. Do-it-yourself maintenance
6
Maintenance and care
5Remove the filter case.
6 Remove the air conditioning filter
from the filter case and replace it
with a new one.
The “ UP” marks shown on the filter and
the filter case shou ld be pointing up.
■Checking interval
Inspect and replace the air conditioning fil-
ter according to the maintenance schedule.
In dusty areas or area s with heavy traffic
flow, early replacement may be required.
(For scheduled mainte nance information,
please refer to the “Owner’s Manual Sup-
plement” or “Scheduled Maintenance”.)
■If air flow from th e vents decreases dra-
matically
The filter may be clogged. Check the filter
and replace if necessary.
■Air conditioning filter with deodorizing
function
When fragrances are placed in your vehi-
cle, the deodorizing effect may become
significantly weakened in a short period.
When an air conditioning odor comes out
continuously, replace the air conditioning filter.
NOTICE
■When using the air conditioning sys-
tem
Make sure that a filter is always installed.
Using the air conditioning system without
a filter may cause damage to the system.
■To prevent damage to the filter cover
When moving the filter cover in the
direction of arrow to release the fitting,
pay attention not to apply excessive force
to the claws. Otherwise, the claws may
be damaged.
3607-2. Steps to take in an emergency
• “Shift system malfunction”
• “P switch malfunction”
• “Shift system unavailable”
●If any of the following messages is shown on the multi-information display, it may indicate
a malfunction in a system or part. Immediatel y have the vehicle inspected by your Lexus
dealer.
• “Hybrid System Malfunction” (LC500h)
•“Check Engine”
•“Hybrid Battery System Malfunction” (LC500h)
• “Accelerator System Malfunction”
●If any of the following messages is shown on the multi-information display, the vehicle may
have run out of fuel. Stop the vehicle in a safe place and, if the fuel level is low, refuel the
vehicle. ( P.65)
• “Hybrid system stopped” (LC500h)
• “Engine stopped”(LC500h)
●If any of the following messages is shown on the multi-information di splay, it may indicate
a malfunction. Immediately stop the vehicle and contact your Lexus dealer.
• “Braking Power Low”
• “Charging System Malfunction”
• “Oil Pressure Low”
●If “Aux Battery Low” is shown, observe the following. (LC500h)
• If the message disappears in a few minutes*
Keep the hybrid system operating for more than approximately 15 minutes to charge the
12-volt battery.
• If the message does not disappear Refer to “If the 12-volt battery is discharged” ( P.369) to start the hybrid system
*: It is displayed for approximately 6 seconds.
●If “Battery low” is shown, the 12-volt battery charge is insufficient. Recharge or replace the
12-volt battery.
●If “Maintenance Required for Traction battery Cooling Parts” is shown, the filters may be
clogged, the air intake vents may be blocked, or there may be a gap in the duct. There-
fore, perform the following correction procedure. (LC500h)
• If the air intake vents and filters of the hybrid battery (traction battery) are dirty, perform the procedure on P.291 to clean them.
• If the warning message is shown when the air intake vents and filters of the hybrid battery
(traction battery) are not dirty, have th e vehicle inspected by your Lexus dealer.
■If a message that indicates the need fo r visiting your Lexus dealer is shown
The system or part shown on the multi-information display is malfunctioning. Have the vehi-
cle inspected by your Lexus dealer immediately.
■Warning buzzer
In some cases, the buzzer may not be heard du e to being in a noisy location or audio sound.
NOTICE
■While the engine oil level warning message is displayed
Continued engine operation with low engine oil will damage the engine.
435Alphabetical index
Alphabetical index
A
A/C ................................................................... 260Air conditioning filter ............................... 328
Automatic air conditioning system ...260
Micro dust and pollen filter................... 265
ABS (Anti-lock Brake System).............. 243 Function .......................................................... 243
Warning light ...............................................348
ACA (Active Cornering Assist) ........... 243
Active Cornering Assist (ACA) ........... 243
Active rear wing........................................... 240
Adaptive Variable Suspension System .......................................................................... 243
Airbags ............................................................... 28 Airbag operating conditions................... 30
Airbag precautions for your child ........ 33
Correct driving posture .............................23
Curtain shield airbag operating condi- tions .................................................................... 31
Curtain shield airbag precautions ....... 33
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 33
Locations of airbags.................................... 28
Modification and disposal of airbags . 35
Side airbag operating conditions ........... 31
Side airbag precautions ............................ 33
Side and curtain shield airbags operating conditions........................................................ 31
Side and curtain shield airbags precau- tions .................................................................. 33
SRS airbags ..................................................... 28
SRS warning light ......................................348
Air conditioning filter ................................. 328
Air conditioning system ............................ 260 Air conditioning filter ............................... 328
Automatic air conditioning system ...260
Micro dust and pollen filter................... 265
Alarm ....................................................................72 Alarm ...................................................................72
Warning buzzer ......................................... 347 Anchor brackets ..................................... 45, 53
Antennas (smart access
system with push-
button start) ................................................... 117
Anti-lock Brake System (ABS).............. 243 Function .......................................................... 243
Warning light .............................................. 348
Approach warning...................................... 220
Automatic headlight leveling system ....182
Automatic High Beam ............................... 184
Automatic light control system................. 181
Automatic transmission ..............................162 M mode ........................................................... 168
Paddle shift switches .......................167, 168
Snow mode.................................................... 166
Auxiliary net................................................... 273
Average fuel economy................................. 88
Average vehicle speed ................................ 88
B
Back-up lights Replacing light bulbs ................................336
Battery (12-volt battery) .. ............................ 311
Battery checking ........................................... 311
If the 12-volt battery is discharged ... 369
Preparing and checking before winter ......................................................................... 250
Replacing ....................................................... 374
Warning light ............................................... 347
Battery (traction batter y) ............................ 65
Blind Spot Monitor (BSM).........................231 Blind Spot Monitor function .................235
Rear Cross Traffic Alert function ....... 237
Brake Brake hold .......................................................179
Fluid...................................................................392
Parking brake ................................................176
Regenerative braking ................................. 63
Warning light .................................... 347, 351
Warning message .....................................357
Brake assist .................................................... 243
Break-in tips.....................................................143
Brightness control