2021 LEXUS LX570 check engine

566
LX570_OM_OM60T33U_(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-basednon-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
GapDENSO 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):12.3 V or higher
(Voltage is checked 20 minutes after the engine
and all lights are turned off.)
Charging rates5 A max.

613What to do if... (Troubleshooting)
LX570_OM_OM60T33U_(U)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, ne w genuine mechanical keys can be made
by your Lexus dealer. ( P. 118)
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. ( P. 120)
●Is the electronic key battery weak or depleted? ( P. 507)
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. (P. 212)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly du e to the condition of the radio wave.
( P. 140)
●Is the child-protector lock set?
The rear door cannot be opened from in side the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock.
( P. 124)
If you have a problem, check the foll owing before contacting your Lexus
dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

620Alphabetical index
LX570_OM_OM60T33U_(U)
Coolant..................................................... 566Capacity ................................................ 566
Checking................................................482
Preparing and checking before winter ................................... 390
Cooling system Engine overheating.......................... 556
Crawl Control .........................................314
Cruise control Cruise control..................................... 288
Dynamic radar cruise control with full-speed range .................... 276
Cup holders ..............................................431
Curtain shield airbags ........................... 38
Customizable features ....................... 584
Daytime running light system .......... 229
Defogger Outside rear view mirrors .............. 413
Rear window ......................................... 413
Windshield ............................................. 413
Differential ............................................... 567
Dimension ............................................... 562
Dinghy towing......................................... 210 Display
Crawl Control....................................... 314
Drive information.................................. 99
Dynamic radar cruise control with full-speed range ................... 276
Fuel consumption information ......... 111
Head-up display ................................. 105
Intuitive parking assist...................... 295
LDA (Lane Departure Alert)......... 271
Multi-information display.................. 96
Multi-terrain Monitor ....................... 323
Multi-terrain Select .............................319
Warning messages .......................... 532
Do-it-yourself maintenance.............. 474
Door courtesy lights Location ................................................. 425
Doors Automatic door locking and unlocking system.............................. 125
Back door................................................128
Door glasses ............................................ 171
Door lock...................................................121
Open door warning buzzer ........ 526
Open door warning light .............. 526
Outside rear view mirrors ............. 168
Rear door child-protectors ............ 124
Side doors .................................................121
D
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

622Alphabetical index
LX570_OM_OM60T33U_(U)
EngineAccessory mode.................................. 212
Air cleaner .............................................475
Compartment...................................... 477
Engine switch .......................................... 211
Exhaust gas precautions ...................55
Hood ........................................................ 476
How to start the engine ..................... 211
Identification number ...................... 563
If the engine will not start............... 548
If your vehicle has to be stopped in an emergency ........... 515
Ignition switch (engine switch) ..................................................... 211
Overheating ........................................ 556
Engine compartment cover ............. 478
Engine coolant....................................... 482 Capacity ................................................ 566
Checking................................................482
Preparing and checking before winter ................................... 390
Engine coolant temperature gauge ........................................................ 92
Engine immobilizer system ................. 80
Engine oil ................................................. 479 Capacity ................................................ 564
Checking................................................ 479
Preparing and checking before winter ................................... 390 Engine switch (ignition switch) ...........211
Engine switch light
(ignition switch light)........................ 425
Event data recorder (EDR)................... 10
Exhaust gas precautions ...................... 55
First-aid kit holder ................................ 436
Flat tire ...................................................... 536
Floor mats....................................................26
Fluid Automatic transmission .................. 567
Brake....................................................... 568
Steering ................................................. 568
Washer ...................................................489
Fog lights...................................................236 Replacing light bulbs ......................... 512
Switch ...................................................... 236
Footwell lights .........................................425
Four-wheel AHC (Active Height Control Suspension) ....................... 302 Easy access mode ............................304
Disabling the height control .........305
Selecting vehicle height.................. 302
Four-wheel drive system Center differential lock/unlock ...........................................311
Four-wheel drive control switch .................................................... 310
Warning light ....................................... 526
Front automatic air conditioning system .....................................................407
Front doors .................................................121
F
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.