5
1
8
7
6
5
4
3
2
LS600h/LS600hL_EE(OM50G20E)
6-1. Maintenance and care
Cleaning and protecting
the vehicle exterior................. 476
Cleaning and protecting
the vehicle interior ................. 480
6-2. Maintenance
Maintenance
requirements............................ 483
6-3. Do-it-yourself
maintenance
Do-it-yourself service
precautions ................................486
Hood .............................................. 489
Positioning a floor jack............ 490
Engine compartment................492
12-volt battery............................. 502
Tires ................................................ 506
Tire inflation pressure...............525
Wheels............................................ 527
Air conditioning filter................529
Electronic key battery ..............532
Checking and replacing
fuses ............................................. 535
Light bulbs ...................................... 541
7-1. Essential information
Emergency flashers ..................546
If your vehicle has
to be stopped
in an emergency ...................... 547
7-2. Steps to take
in an emergency
If your vehicle needs
to be towed............................... 548
If you think something
is wrong .......................................554
If a warning light turns
on or a warning buzzer
sounds......................................... 555
If a warning message
is displayed.................................563
If you have a flat tire
(vehicles with
a spare tire)................................ 567
If you have a flat tire
(vehicles without
a spare tire)................................578
If the hybrid system
will not start................................ 597
If the parking brake cannot
be released ................................599
If the electronic key does
not operate properly ............ 603
If the 12-volt battery
is discharged .............................607
6Maintenance and care7When trouble arises
15Pictorial index
LS600h/LS600hL_EE(OM50G20E)
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 281
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 384
To prevent freezing (windshield wiper de-icer)*. . . . . . . . . . . . . . . . . . . .P. 426
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 478
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P . 285
Refueling method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 285
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 622
Tires. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 506
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 630
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 384
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . P. 506
Coping with flat tires. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 567, 578
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 489
Opening . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 489
Engine compartment cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 493
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 624
Coping with overheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 611
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 563
Headlights/front position lights/daytime running lights . . . . . . . . . . . P. 269
Front fog lights/rear fog lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 280
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 2 62
Tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 269
Stop lights
Hill-start assist control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 338
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 269
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 255
4
5
6
7
Light bulbs of the exteri or lights for driving
(Replacing method: P. 541, Watts: P. 631)
*: If equipped
8
9
10
11
12
13
14
2624-2. Driving procedures
LS600h/LS600hL_EE(OM50G20E)
Right turn
Lane change to the right (move
the lever partway and release it)
The right hand signals will flash 3
times.
Lane change to the left (move the
lever partway and release it)
The left hand signals will flash 3 times.
Left turn
■Turn signals can be operated when
The power switch is in ON mode.
■If the indicator flashes faster than usual
Check that a light bulb in the front or rear turn signal lights has not burned out.
■If the turn signals stop flashing befo re a lane change has been performed
Operate the lever again.
■To discontinue flashing of the turn signals during a lane change
Operate the lever in the opposite direction.
■Customization
The number of times the turn signals flash during a lane change can be changed.
(Customizable features P. 634)
Turn signal lever
Operating instructions
1
2
3
4
475
6Maintenance and care
LS600h/LS600hL_EE(OM50G20E)
6-1. Maintenance and care
Cleaning and protecting
the vehicle exterior ................ 476
Cleaning and protecting
the vehicle interior..................480
6-2. Maintenance
Maintenance
requirements ............................483
6-3. Do-it-yourself maintenance
Do-it-yourself service
precautions................................486
Hood ...............................................489
Positioning a floor jack ............490
Engine compartment ............... 492
12-volt battery .............................502
Tires .................................................506
Tire inflation pressure .............. 525
Wheels ........................................... 527
Air conditioning filter ............... 529
Electronic key battery.............. 532
Checking and
replacing fuses .........................535
Light bulbs...................................... 541
486
LS600h/LS600hL_EE(OM50G20E)
6-3. Do-it-yourself maintenance
Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the correct
procedure as given in these sections.
ItemsParts and tools
12-volt battery condition (P. 502)
•Grease
• Conventional wrench
(for terminal clamp bolts)
Engine/power control unit
coolant level ( P. 498)
•“Toyota Super Long Life Coolant” or
a similar high quality ethylene glycol-
based non-silicate, non-amine, non-
nitrite and non-borate coolant with
long-life hybrid organic acid technol-
ogy
“Toyota Super Long Life Coolant” is
pre-mixed with 50% coolant and
50% deionized water.
• Funnel (used only for adding coolant)
Engine oil level ( P. 495)
• “Toyota Genuine Motor Oil” or
equivalent
•Rag or paper towel
• Funnel (used only for adding engine
oil)
Fuses ( P. 535)• Fuse with same amperage rating as
original
Light bulbs ( P. 541)
• Bulb with same number and wattage
rating as original
• Phillips-head screwdriver
• Flathead screwdriver
•Wrench
Radiator and condenser ( P. 500)
5406-3. Do-it-yourself maintenance
LS600h/LS600hL_EE(OM50G20E)
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may need
replacement. ( P. 541)
●If the replaced fuse blows again, have the vehicle inspected by any authorized
Lexus dealer or repairer, or another duly qualified and equipped professional.
■If there is an overload in a circuit
The fuses are designed to blow, protect ing the wiring harness from damage.
CAUTION
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the vehicle, and possibly a fire or injury.
●Never use a fuse of a higher amperage rating than that indicated, or use any
other object in place of a fuse.
●Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
●Do not modify the fuses or fuse boxes.
■Fuse box near the power control unit
Never check or replace the fuses as there are high voltage parts and wiring near
the fuse box.
Doing so may cause electric shock, resulting in death or serious injury.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by any authorized
Lexus dealer or repairer, or another duly qualified and equipped professional as
soon as possible.
5416-3. Do-it-yourself maintenance
6
Maintenance and care
LS600h/LS600hL_EE(OM50G20E)
Check the wattage of the light bulb to be replaced. (P. 631)
Rear fog lights
Light bulbs
You may replace the following bulbs by yourself. The difficulty level of
replacement varies depending on the bulb. As there is a danger that
components may be damaged, we recommend that replacement is
carried out by any authorized Lexus dealer or repairer, or another duly
qualified and equipped professional.
Preparing for light bulb replacement
Bulb locations
5426-3. Do-it-yourself maintenance
LS600h/LS600hL_EE(OM50G20E)
■Rear fog lights
Open the trunk lid and remove
the cover.
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
Replacing light bulbs
1
2
3
4