2017 LEXUS LS600H warning light

5647-2. Steps to take in an emergency
LS600h/LS600hL_EE(OM50G20E)
The warning lights and warning buzzers operate as follows depending on
the content of the message. If a message indicates the need for inspection
by a dealer, have the vehicle inspected immediately by any authorized
Lexus dealer or repairer, or another duly qualified and equipped profes-
sional.
*: A buzzer sounds the first time a message is shown on the multi-information
display.
Messages and warnings
System
warning light
Warning
buzzer*Warning
Remains onSounds
Indicates an important situation
such as the malfunction of the
system related to driving that
may result in danger
Remains on or
flashesSounds
Indicates an important situation
such as the malfunction of the
system shown on the multi-infor-
mation display
FlashesSounds
Indicates a situation such as
damage to the vehicle that may
result in danger
Remains onDoes not
sound
Indicates a condition such as a
malfunction of electrical compo-
nents and the need for mainte-
nance
FlashesDoes not
sound
Indicates a situation such as the
incorrect performance of an
operation and how to perform
the operation correctly

5657-2. Steps to take in an emergency
7
When trouble arises
LS600h/LS600hL_EE(OM50G20E)
■Warning message in radar cruise mode (if equipped)
In the following cases, the warning message may not be displayed even if vehicle-to-
vehicle distance decreases:
●When your vehicle and the vehicle ahead are traveling at the same speed or the
vehicle ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed
■The LKA (Lane-Keeping Assist) lane de parture warning function (if equipped)
In the following cases, the warning message will not be displayed even if a lane line is
crossed.
●When the vehicle speed deviates from the operating range of the LKA system
functions
●When the lane lines cannot be recognized
●When the steering wheel is turned as far as necessary to cause the vehicle to
change lanes
■System warning lights
The master warning light does not come on or flash in the following cases. Instead, a
separate system warning light will come on or flash along with the message shown
on the multi-information display.
●Malfunction of the brake system
The brake system warning light (red indicator) comes on. ( P. 555)
●Malfunction of the regenerative brake system, electronically controlled brake sys-
tem or electric parking brake
The brake system warning light (yellow indicator) comes on. ( P. 557)
●Malfunction of the ABS
The ABS warning light comes on. ( P. 556)
●Malfunction of the charging system
The charging system warning light comes on. ( P. 556)
●Indicates that a door or the trunk is not fully closed
The open door warning light comes on. ( P. 558)
●High engine coolant temperature
The needle of the engine coolant temperature gauge enters the red zone.
( P. 611)

5927-2. Steps to take in an emergency
LS600h/LS600hL_EE(OM50G20E)
■If the tire is inflated to more than the recommended level
Disconnect the hose from the valve.
Disconnect the hose from the valve, remove the air release cap from the hose and
then reconnect the hose.
Turn the compressor switch on and wait for several seconds, then turn it off. Check
that the air pressure indicator shows the recommended level. ( P. 630)
If the air pressure is lower than the recommended level, turn the compressor
switch on again and repeat the inflation procedure until the recommended pres-
sure is reached.
■After a tire is repaired with the emergency tire puncture repair kit
●The tire pressure warning valve and transmitter should be replaced.
●Even if the tire inflation pressure is at the recommended level, the tire pressure
warning light may come on/flash.
■Note for checking the emergency tire puncture repair kit
Check the sealant expiry date occasionally.
The expiry date is shown on the bottle. Do not use sealant whose expiry date has
already passed. Otherwise, repairs conducted using the emergency tire puncture
repair kit may not be performed properly.
Install the air release cap to the end of the
hose and push the protrusion on the air
release cap into the valve to let some air
out.
1
2
3
4

6308-1. Specifications
LS600h/LS600hL_EE(OM50G20E)
*: Minimum pedal clearance when depressed with a force of 500 N (51 kgf, 112 lbf)
while the hybrid system is operating.
When performing the brake pedal inspection, also be sure to check that the
brake system warning light is not illuminated when the hybrid system is operating
(If the brake system warning light is illuminated, refer to P. 555).
Brakes
Pedal clearance*147 mm (5.8 in.) Min.
Pedal free play1.0 - 2.0 mm (0.04 - 0.08 in.)
Fluid typeSAE J1703 or FMVSS No.116 DOT 3 or,
SAE J1704 or FMVSS No.116 DOT 4
Steering
Free playLess than 30 mm (1.2 in.)
Tires and wheels
Tire size245/45R19 102Y
Tire inflation pres-
sure
(Recommended
cold tire inflation
pressure)
Vehicle speedFront wheel
kPa (kgf/cm2 or
bar, psi)
Rear wheel
kPa (kgf/cm2 or
bar, psi)
More than 210 km/h
(132 mph)290 (2.9, 42)290 (2.9, 42)
210 km/h
(132 mph) or less250 (2.5, 36)250 (2.5, 36)
Wheel size19  8 J
Wheel nut torque140 N•m (14.3 kgf•m, 103 ft•lbf)

651What to do if... (Troubleshooting)
LS600h/LS600hL_EE(OM50G20E)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat can-
not be operated if the window lock switch is pressed.
( P. 225)
●The auto power off function will be operated if the vehicle is left
in ACCESSORY mode for a period of time. ( P. 249)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
( P. 558)
●The parking brake indicator is on
Is the parking brake released? ( P. 263)
Depending on the situation, othe r types of warning buzzer may
also sound. ( P. 555, 563)
The windows do not open or close by operating the power win-
dow switches
The power switch is turned off automatically
A warning buzzer sounds during driving

652What to do if... (Troubleshooting)
LS600h/LS600hL_EE(OM50G20E)
●Did anyone inside the vehicle open a door or anything move
inside the vehicle* during setting the alarm?
The sensor detects them and the alarm sounds. ( P. 103)
*: If the vehicle is equipped with intrusion sensor and tilt sensor.
Do one of the following to stop the alarm:
• Unlock the doors or open the trunk using the entry function or wireless
remote control.
• Start the hybrid system.
●Is the message displayed on the multi-information display?
Check the message on the multi-information display.
( P. 563)
●When a warning light turns on or a warning message is dis-
played, refer to P. 555, 563.
An alarm is activated and th e horn sounds (if equipped)
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

654
LS600h/LS600hL_EE(OM50G20E)
Alphabetical index
Alphabetical index
A/C
Air conditioning filter........................ 529
Front automatic air
conditioning system ......................399
Rear air conditioning system ........ 418
ABS (Anti-lock Brake System) ...... 338
Function ..................................................338
Warning light ...................................... 556
Adaptive Front-lighting System
(AFS) ......................................................271
Adaptive High-beam System
(AHS) ..................................................... 273
AFS (Adaptive Front-lighting
System) ...................................................271
AHS (Adaptive High-beam
System) .................................................. 273
Air conditioning filter .......................... 529
Air conditioning system
Air conditioning filter........................ 529
Front automatic air
conditioning system ......................399
Rear air conditioning system ........ 418
Airbags ........................................................ 49
Airbag manual on-off system........... 61
Airbag operating conditions .......... 56
Airbag precautions for
your child ...............................................52
Airbag warning light ........................ 556
Correct driving posture..................... 42
Curtain shield airbag operating
conditions ............................................. 56
Curtain shield airbag
precautions ...........................................52
General airbag precautions ............52
Locations of airbags ............................49
Modification and disposal of
airbags.................................................... 55
Side airbag operating
conditions ............................................. 56
Side airbag precautions.....................52
Side and curtain shield airbags
operating conditions ....................... 56
Side and curtain shield airbags
precautions ...........................................52
SRS airbags ..............................................49
Airbag manual on-off system ............... 61
A

655Alphabetical index
LS600h/LS600hL_EE(OM50G20E)
Alarm
Alarm ........................................................ 103
Warning buzzer .................... 555, 563
Anchor brackets .............................. 74, 75
Antennas (smart entry &
start system) ......................................... 152
Anti-lock Brake System (ABS) ...... 338
Function ..................................................338
Warning light ...................................... 556
Approach warning ..................... 299, 314
Armrest ...................................................... 461
Ashtrays ....................................................448
Assist grips .............................................. 473
Audio/visual system*
Automatic headlight leveling
system ................................................... 272
Automatic light control system ...... 269
Auxiliary boxes ...................................... 439
Back-up lights
Replacing light bulbs ....................... 543
Battery (12-volt battery) .................... 502
If the 12-volt battery is
discharged ........................................ 607
Preparing and checking
before winter.................................... 384
Warning light....................................... 556
Battery (traction battery) ..................... 89
Blind Spot Monitor (BSM) .............. 366
Brake
Brake Hold ........................................... 266
Emergency brake signal................ 339
Fluid .......................................................... 630
Parking brake ...................................... 263
Regenerative braking..........................87
Warning light.......................... 555, 557
Brake assist ............................................ 338
Brake Hold .............................................. 266
Break-in tips ........................................... 235
Brightness control
Instrument panel li ght control ......... 117
BSM (Blind Spot Monitor) ............... 366
B
*: Refer to “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S
MANUAL”.