check engine light LEXUS LX570 2016 Owner's Manual

508
LX570_OM_OM60N01U_(U) 6-3. Do-it-yourself maintenance
Light bulbs Check the wattage of the light bulb being replaced. (  P. 5 7 0 )
 P. 4 74
Back-up lightYou may replace the following bulbs your self. The difficulty level of replace-
ment varies depending on the bulb. If necessary bulb replacement seems diffi-
cult to perform, contact your Lexus dealer.
For more information about replacing other light bulbs, contact your Lexus
dealer.
Preparing for light bulb replacement
Removing the engine compartment covers
Bulb locations
1

528 7-2. Steps to take in an emergency
LX570_OM_OM60N01U_(U) ■
SRS warning light
This warning light system monitors the airbag sensor assembly, front impact sensors, side
impact sensors (rear), side imp act sensors (front door), safing sensor (rear), driver’s seat
belt buckle switch, driver’s seat position sens or, front passenger’s seat belt buckle switch,
airbags, interconnecting wiring and power sources, front passenger occupant classifica-
tion system, “AIR BAG ON” and “AIR BAG OFF” indicator lights, seat belt pretensioners
and force limiters, “RSCA OFF” indicator light. (  P. 3 8 )■
Front passenger detection sensor, seat belt reminder and warning buzzer●
If luggage is placed on the front passenger seat, the front passenger detection sensor
may cause the warning light to flash and the warning buzzer to sound even if a passen-
ger is not sittin g in the seat.●
If a cushion is placed on th e seat, the sensor may not detect a passenger, and the warn-
ing light may not operate properly. ■
If the malfunction indicator lamp comes on while driving
First check the following: ●
Is the fuel tank empty?
If it is, fill the fuel tank immediately. ●
Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving trips.
If the light does not go off even after severa l trips, contact your Lexus dealer as soon as
possible. ■
If the low speed four-wheel drive indicator light or the center differential lock indicator
light blinks
Take the specified steps. (  P. 3 0 7 )
If the brake system warning light or the malf unction indicator light also comes on, or the
low speed four-wheel drive indicator light or the center differential lock indicator light
continues to blink after takin g the specified steps, there may be a malfunction in the
engine, the brake system or the four-wheel drive system. In this case, you may not be able
to transfer between “H4” and “L4” modes, and the center differential lock may not be
able to be locked or unlocked. Have the vehicle inspected by your Lexus dealer, immedi-
ately.

5297-2. Steps to take in an emergency
LX570_OM_OM60N01U_(U) 7
When trouble arises ■
When the tire pressure warning light comes on
Inspect the tires to check if a tire is punctured.
If a tire is punctured:  P. 5 3 6
If none of the tires are punctured:
Turn the engine switch off then turn it to IGNITION ON mode. Check if the tire pressure
warning light comes on or flashes. 
If the tire pressure warning light comes on
After the temperature of the tires has lowere d sufficiently, check the inflation pressure
of each tire and adjust th em to the specified level.
If the warning light does not turn off even after several minutes have elapsed, check
that the inflation pressure of each tire is at the specified level and perform initialization.
(  P. 4 8 7 )
If the warning light does not turn off even after several minutes have elapsed, have the
vehicle inspected by your Lexus dealer immediately. 
If the tire pressure warning light flashes for 1 minute then stay on
There may be a malfunction in the tire pressure warning system. Have the vehicle
inspected by your Lexus dealer immediately. ■
The tire pressure warning light may turn on due to natural causes
The tire pressure warning light may turn on du e to natural causes such as natural air leaks
or tire inflation pressure changes caused by temperature. In this case, adjusting the tire
inflation pressure will turn off the warning light (after a few minutes). ■
When a tire is replaced with a spare tire
The spare tire is also equipped with the tire pressure warning valve and transmitter. The
tire pressure warning light will turn on if the tire inflation pressure of the spare tire is low. If
a tire goes flat, even though the flat tire is replaced with the spare tire, the tire pressure
warning light does not turn off. Replace the spar e tire with the repaired tire and adjust the
proper tire inflation pressure. The tire pressu re warning light will turn off after a few min-
utes. ■
Conditions that the tire pressure warning system may not function properly
 P. 4 9 0 ■
Changing the engine oil
Make sure to reset oil change system ■
Warning buzzer
In some cases, the buzzer may not be heard due to being in a noisy location or audio
sound. 1
2

534 7-2. Steps to take in an emergency
LX570_OM_OM60N01U_(U) ■
If “See Owner’s Manual” is shown ●
If “Smart Access System Malfunction” is shown, this may be a malfunction.
Immediately have the vehicle inspected by your Lexus dealer. ●
If “Transmission Fluid Temp High” is shown, it indicates that the automatic transmission
fluid temperature is too high.
Immediately stop the vehicle in a safe place, shift the shift lever to P and wait until the
warning message and light go off. If the warning message and light go off, you may
start the vehicle again. If the warning message and light do not go off, contact your
Lexus dealer. ■
If “Shift to P Before Exiting Vehicle” is shown
Message is displayed when the driver’s door is opened without turning the engine switch
to off with the shift lever in any position other than P.
Shift the shift lever to P. ■
If “Power Turned Off to Save Battery” is shown
Power was turned off due to the automatic power off function.
Next time when starting the engine, increase the engine speed slig htly and maintain that
level for approximately 5 minutes to recharge the battery. ■
When a message that indicates the need for the shift lever operation is shown
To prevent the shift lever from being operated incorrectly or the vehicle from moving
unexpectedly, a message that requires shifting the shift lever may be shown on the multi-
information display. In that case, follow the instruction of the message and shift the shift
lever. ■
When “Headlight System Malfunction Visit Your Dealer” is displayed on the multi-
information display
The following systems may be malfunctioning. Have the vehicle inspected by your Lexus
dealer. ●
The LED headlight system ●
The automatic headlight leveling system ●
AHB (Automatic High Beam) (if equipped)■
If “Forward Camera System Unavailable” or “Forward Camera System Unavailable
Clean Windshield” is displayed. (if equipped)
The following systems may be suspended un til the problem show n in the message is
resolved. ●
Dynamic radar cruise control with full-speed range ●
PCS (Pre-Collision System) ●
LDA (Lane Departure Alert) ●
AHB (Automatic High Beam) ■
If “Engine Oil Level Low” is shown
Indicates that engine oil level is low.
Check the level of engine oil, and add if necessary.
This message may appear if the vehicle is stopped on a slope.
Move the vehicle to a level surface and check to see if the message disappears.

554 7-2. Steps to take in an emergency
LX570_OM_OM60N01U_(U) Start the engine of the second vehicle. Increase the engine speed slightly and
maintain at that level for approximately 5 minutes to recharge the battery of
your vehicle.
Open and close any of the doors with the engine switch off.
Maintain the engine speed of the second vehicle and turn the engine switch to
IGNITION ON mode, then start the vehicle’s engine.
Once the vehicle’s engine has started, remove the jumper cables in the exact
reverse order in which they were connected.
Once the engine starts, have the vehicle checked at your Lexus dealer, as soon
as possible. ■
Starting the engine when the battery is discharged
The engine cannot be started by push-starting. ■
Avoiding a discharged battery ●
Turn off the headlights and the audio system while the engine is off. ●
Turn off any unnecessary electrical components when the vehicle is running at a low
speed for an extended period, such as in heavy traffic, etc. ■
Charging the battery
The electricity stored in the battery will discharge gradually even when the vehicle is not
in use, due to natural discharg e and the draining effects of certain electrical appliances. If
the vehicle is left for a long time, the battery may discharge, and the engine may be
unable to start. (The battery recharges automatically during driving.) ■
When the battery is removed or discharged
The power back door must be initialized. (  P. 1 2 6 )4
5
6
7

566
LX570_OM_OM60N01U_(U) 8-1. Specifications
Cooling system Capacity (Reference) 17.1 qt. (16.2 L, 14.3 Imp.qt.)
Coolant type Use either of the following.
• “Toyota Super Long Life Coolant”
• Similar high-quality ethylene glycol-based
non-silicate, non-amine, non-nitrite, and non-
borate coolant with long-life hybrid organic
acid technology
Do not use plain water alone.
Ignition system Spark plug
Make
Gap DENSO SK20HR11
0.043 in. (1.1 mm)
NOTICE ■
Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust gap when tuning engine.
Electrical system Battery
Open voltage at 68  F (20  C): 12.6  12.8 V Fully charged
12.2  12.4 V Half charged
11.8  12.0 V Discharged
(Voltage is checked 20 minutes after the engine
and all lights ar e turned off.)
Charging rates 5 A max.

619Alphabetical index
LX570_OM_OM60N01U_(U) Coolant..................................................... 566
Capacity ................................................ 566
Checking................................................478
Preparing and checking
before winter ................................... 384
Cooling system
Engine overheating.......................... 556
Crawl Control ....................................... 309
Cruise control
Cruise control..................................... 283
Dynamic radar cruise control
with full-speed range ...................... 271
Cup holders ............................................ 425
Curtain shield airbags ........................... 38
Customizable features .......................585
Daytime running light system .......... 222
Defogger
Outside rear view mirrors .............407
Rear window ........................................407
Windshield ............................................407
Differential ............................................... 567
Dimension ............................................... 562
Dinghy towing........................................ 204 Display
Crawl Control.....................................309
Drive information .................................. 94
Dynamic radar cruise control
with full-speed range ..................... 271
Fuel consumption information ..... 106
Head-up display ................................. 100
Intuitive parking assist...................... 290
LDA (Lane Departure Alert)....... 266
Multi-information display.................... 91
Multi-terrain Monitor ........................ 318
Multi-terrain Select ............................. 314
Warning messages .......................... 532
Do-it-yourself maintenance..............470
Door courtesy lights
Location ...................................................419
Wattage ................................................. 570
Doors
Automatic door locking and
unlocking system............................... 119
Back door................................................ 122
Door glasses ..........................................165
Door lock.................................................. 115
Open door warning buzzer ........ 526
Open door warning light .............. 526
Outside rear view mirrors .............. 162
Rear door child-protectors ............. 118
Side doors ................................................ 115D
* : Refer to
the “NAVIGATION SYSTEM OWNER’S MANUAL”.

621Alphabetical index
LX570_OM_OM60N01U_(U) Engine
Accessory mode............................... 206
Air cleaner ...............................................471
Compartment ...................................... 473
Engine switch ...................................... 205
Exhaust gas precautions ................... 75
Hood ........................................................ 472
How to start the engine ................. 205
Identification number ...................... 563
If the engine will not start................ 547
If your vehicle has to be
stopped in an emergency ........... 515
Ignition switch (engine
switch) ................................................. 205
Overheating ........................................ 556
Engine compartment cover ............. 474
Engine coolant....................................... 478
Capacity ................................................ 566
Checking................................................478
Preparing and checking
before winter ................................... 384
Engine coolant temperature
gauge ........................................................ 88
Engine immobilizer system ..................76
Engine oil ................................................. 475
Capacity ................................................ 564
Checking................................................475
Preparing and checking
before winter ................................... 384 Engine switch (ignition switch) ....... 205
Engine switch light
(ignition switch light)......................... 419
Event data recorder (EDR)................... 10
Exhaust gas precautions ....................... 75
First-aid kit holder ................................ 430
Flat tire ...................................................... 536
Floor mats....................................................26
Fluid
Automatic transmission .................. 567
Brake....................................................... 568
Steering ................................................. 568
Washer ...................................................485
Fog lights...................................................229
Replacing light bulbs ........................ 510
Switch ...................................................... 229
Footwell lights .......................................... 419
Four-wheel AHC (Active Height
Control Suspension) ........................ 297
Easy access mode ............................ 299
Disabling the height control ........ 300
Selecting vehicle height.................. 297
Four-wheel drive system
Center differential lock/unlock ..306
Four-wheel drive control
switch ...................................................305
Warning light ....................................... 526
Front automatic air conditioning
system ...................................................... 401
Front doors ................................................ 115 F
* : Refer to
the “NAVIGATION SYSTEM OWNER’S MANUAL”.