suspension LEXUS LX570 2018 Owner's Manual

518
LX570_OM_OM60Q78U_(U) 7-2. Steps to take in an emergency
If you think something is wrong ●
Fluid leaks under the vehicle
(Water dripping from the air co nditioning after use is normal)●
Flat-looking tires or uneven tire wear ●
Engine coolant temperature gauge needle continually points higher than nor-
mal ●
Engine oil pressure gauge contin ually points lower than normal●
Voltmeter continually points higher or lower than normal●
Changes in exhaust sound ●
Excessive tire squeal when cornering ●
Strange noises related to the suspension system ●
Pinging or other noises related to the engine ●
Engine missing, stumbling or running roughly ●
Appreciable loss of power ●
Vehicle pulls heavily to one side when braking ●
Vehicle pulls heavily to one side when driving on a level road ●
Loss of brake effectiveness, spongy f eeling, pedal almost touches the floorIf you notice any of the following symptoms, your vehicle probably needs
adjustment or repair. Contact your Lexus dealer as soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms

LX570_OM_OM60Q78U_(U) 5658-1. Specifications
8
Vehicle specifications 
20-inch tires 
21-inch tiresSuspension Fluid type Suspension fluid AHC
Tires and wheels Tire size 285/50R20 112V
Tire inflation pressure
(Recommended cold tire
inflation pressure) Normal driving
Front:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Rear:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Spare:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Trailer towing
Add 2 psi (10 kPa, 0.1 kgf/cm 2
or bar) to the rear
tires.
Wheel size 20 × 8 1/2J
Wheel nut torque 97 ft•lbf (131 N•m, 13.4 kgf•m)
Tire size 275/50R21 113V XL
Tire inflation pressure
(Recommended cold tire
inflation pressure) Normal driving
Front:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Rear:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Spare:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Trailer towing
Add 6 psi (40 kPa, 0.4 kgf/cm 2
or bar) to the
rear tires.
Wheel size 21 X 8 1/2J
Wheel nut torque 97 ft•lbf (131 N•m, 13.4 kgf•m)

606
LX570_OM_OM60Q78U_(U) AVERTISSEMENT ■
Modification et mise au rebut des compos ants du système de coussins gonflables
SRS
Ne mettez pas votre véhicule au rebut et n’effectuez aucune des modifications suiva-
ntes sans d’abord consulter votre concessio nnaire Lexus. Les coussins gonflables SRS
pourraient fonctionner de manière incorrect e ou se déployer (gonfler) accidentelle-
ment, ce qui serait susceptible d’occasion ner des blessures graves, voire mortelles.●
Installation, retrait, démontage et ré paration des coussins gonflables SRS●
Réparations, modifications, retrait ou remp lacement du volant, du tableau de bord,
de la planche de bord, des sièges, du cap itonnage des sièges, des montants avant,
latéraux et arrière ou des brancards de pavillon●
Réparations ou modifications de l’aile av ant, du pare-chocs avant ou du côté de
l’habitacle ●
Installation d’une protection de calandre (barre safari, barre kangourou, etc.), de
lames de déneigement, de treuils ou d’un porte-bagages de toit ●
Modifications du système de suspension du véhicule ●
Installation d’appareils électroniques tels qu’un émetteur-récepteur radio ou un lec-
teur de CD ●
Modifications à votre véhicule pour une personne aux capacités physiques réduites

612 Alphabetical index
LX570_OM_OM60Q78U_(U)Alphabetical index A/C .................................................. 399, 410
Air conditioning filter......................... 501
Changing the rear seat
settings ................................................ 404
Front automatic air
conditioning system ..................... 399
Micro dust and pollen filter .......... 405
Rear air conditioning system......... 410
ABS (Anti-lock Brake System)........377
Function .................................................. 377
Warning light ...................................... 520
Active head restraint............................ 140
Active Height Control
Suspension........................................... 295
Active TRAC...........................................377
Air cleaner................................................. 471
Air conditioning filter ........................... 501
Air conditioning system ........... 399, 410
Air conditioning filter......................... 501
Changing the rear seat
settings ................................................ 404
Front automatic air
conditioning system ..................... 399
Micro dust and pollen filter .......... 405
Rear air conditioning system......... 410 Airbags ........................................................ 38
Airbag operating conditions .......... 46
Airbag precautions for your
child............................................................ 41
Airbag warning light ........................520
Correct driving posture .................... 28
Curtain shield airbag
operating conditions ....................... 46
Curtain shield airbag
precautions .......................................... 44
Front passenger occupant
classification system......................... 50
General airbag precautions ............. 41
Locations of airbags............................ 38
Modification and disposal
of airbags............................................... 45
Side airbag operating
conditions ............................................. 46
Side airbag precautions .................... 44
Side and curtain shield
airbags operating conditions ...... 46
Side and curtain shield
airbags precautions ......................... 44
SRS airbag instructions for
Canadian owners ..........................599
SRS airbags ............................................. 38
Alarm ............................................................ 77
Alarm ........................................................... 77
Warning buzzer.................................520
Anchor brackets.......................................62
Antenna
Smart access system with
push-button start .............................. 132A

617Alphabetical index
LX570_OM_OM60Q78U_(U) Engine
Accessory mode............................... 206
Air cleaner ...............................................471
Compartment...................................... 473
Engine switch ...................................... 205
Exhaust gas precautions ................... 74
Hood ........................................................ 472
How to start the engine ................. 205
Identification number ...................... 559
If the engine will not start................544
If your vehicle has to be
stopped in an emergency ............. 511
Ignition switch (engine
switch) ................................................. 205
Overheating ........................................ 552
Engine compartment cover ............. 474
Engine coolant....................................... 478
Capacity .................................................562
Checking................................................478
Preparing and checking
before winter ................................... 382
Engine coolant temperature
gauge ........................................................ 88
Engine immobilizer system ................. 75
Engine oil ................................................. 475
Capacity ................................................ 560
Checking................................................475
Preparing and checking
before winter ................................... 382 Engine switch (ignition switch) ....... 205
Engine switch light
(ignition switch light)......................... 417
Event data recorder (EDR)................... 10
Exhaust gas precautions ....................... 74
First-aid kit holder ................................ 428
Flat tire ...................................................... 532
Floor mats....................................................26
Fluid
Automatic transmission ..................563
Brake........................................................ 564
Steering .................................................. 564
Washer ...................................................485
Fog lights...................................................229
Replacing light bulbs ...................... 508
Switch ...................................................... 229
Footwell lights .......................................... 417
Four-wheel AHC (Active Height
Control Suspension) ....................... 295
Easy access mode ............................ 297
Disabling the height control ......... 298
Selecting vehicle height.................. 295
Four-wheel drive system
Center differential
lock/unlock .......................................304
Four-wheel drive control
switch ...................................................303
Warning light ....................................... 522
Front automatic air conditioning
system .................................................... 399
Front doors ................................................ 115 F
* : Refer to
the “NAVIGATION SYSTEM OWNER’S MANUAL”.