differential LEXUS RCF 2019 Owners Manual

TABLE OF CONTENTS
4
RC F_U 4-5. Using the driving support
systems
Lexus Safety System+ .............. 245
PCS
(Pre-Collision System) ......... 250
LDA
(Lane Departure Alert
with steering control) ..............261
Dynamic radar cruise
control ......................................... 268
Intuitive parking assist..............280
BSM
(Blind Spot Monitor) ............. 290
• BSM function......................... 293
• RCTA function...................... 297
Driving mode select
switch ............................................ 301
Active rear wing ......................... 307
TVD
(Torque Vectoring
Differential) ................................ 310
Driving assist systems ................312
4-6. Driving tips
Winter driving tips ..................... 320 5-1. Using the air conditioning
system
Remote Touch ............................ 326
10.3-inch display ..........................331
Automatic air conditioning
system.......................................... 333
Heated steering wheel/
seat heaters/
seat ventilators ......................... 344
5-2. Using the interior lights
Interior lights list ......................... 347
• Interior lights.......................... 348
• Personal lights....................... 349
5-3. Using the storage features
List of storage features ............ 350
• Glove box .................................351
• Console box ............................351
• Cup holders ........................... 352
Trunk features ............................. 3535
Interior features

892. Instrument cluster
2
Instrument cluster
RC F_U 
RC F
●
TVD (Torque Vectoring Differential) control mode indicators (RC F)
* 1
: These lights turn on when the engine switch is turned to IGNITION ON mode to
indicate that a system check is being performed. They will turn off after the engine is
started, or after a few seconds. There may be a malfunction in a sy stem if a light does
not come on, or turn off. Have the ve hicle inspected by your Lexus dealer.
* 2
: The light flashes to indicate that the system is operating.
* 3
: The light comes on when the system is turned off.
* 4
: In order to confirm operation, the BSM ou tside rear view mirror indicators illuminate
in the following situations:
• When the engine switch is turned to IGNITION ON mode while the BSM main
switch is turned on.
• When the BSM main switch is turned on while the engine switch is in IGNITION
ON mode.
If the system is functioning correctly, the BSM outside rear view mirror indicators will
turn off after a few seconds.
If the BSM outside rear view mirror indicators do not illuminate or do not turn off,
there may be a malfunction in the system.
If this occurs, have the vehicle inspected by your Lexus dealer.
* 5
: When the outside temperature is approximately 37  F (3  C) or lower, the indicator
will flash for approximately 10 seconds, then stay on.
* 6
: This light illuminates on the outside rear view mirrors.
* 7
: This light illuminates on the center panel.
* 8
:RC F “NORMAL” indicator
(  P. 301) Eco drive mode indicator
(  P. 301)
“SPORT S” indicator
(  P. 301) “SPORT S+” indicator
(  P. 301)
Snow mode indicator
(  P. 214) “CUSTOM” indicator
(  P. 301)
(if equipped)
“STANDARD” indicator
(  P. 310) (if equipped)
“SLALOM” indicator
(  P. 310)
(if equipped)
“TRACK” indicator
(  P. 310)

1212. Instrument cluster
2
Instrument cluster
RC F_U Select a menu icon to display its content.
Drive information (  P. 122)Select to display various drive data.
“F” content (  P. 124)Select to display the lap timer, G-force, torque distribution (vehicles with TVD
[Torque Vectoring Differential]) and othe r useful functions for sporty driving.
Navigation system-linked display (if equipped) Select to display the following na vigation system-linked information.
•Route guidance
• Compass display (heading-up display)
Audio system-linked display Select to enable selection of an audio source or track on the meter using the meter
control switches.
Driving assist system information Select to display the operational status of the following systems:
• Dynamic radar cruise control (  P. 268)
• LDA (Lane Departure Alert with steering control) (  P. 261)
Warning message display (  P. 460)Select to display warning messages and me asures to be taken if a malfunction is
detected.
Settings display (  P. 111)Select to change the meter display settings and other settings.Menu icons

191
Driving
4
RC F_U 4-1. Before driving
Driving the vehicle ...................... 192
Cargo and luggage .................... 201
Vehicle load limits ......................204
Trailer towing .............................. 205
Dinghy towing ............................ 206
4-2. Driving procedures
Engine (ignition) switch ...........207
Automatic transmission............ 213
Turn signal lever........................... 221
Parking brake .............................. 222
ASC
(Active Sound Control)
(RC350/RC300) .................223
ASC
(Active Sound Control)
(RC F)........................................... 224
4-3. Operating the lights and
wipers
Headlight switch .........................225
Automatic High Beam .............228
Fog light switch ...........................232
Windshield wipers and
washer..........................................233 4-4. Refueling
Opening the fuel tank cap .......241
4-5. Using the driving support
systems
Lexus Safety System+ .............. 245
PCS
(Pre-Collision System) .........250
LDA
(Lane Departure Alert
with steering control) ..............261
Dynamic radar cruise
control ......................................... 268
Intuitive parking assist ..............280
BSM
(Blind Spot Moni tor)..............290
• BSM function ......................... 293
• RCTA function...................... 297
Driving mode select
switch ............................................ 301
Active rear wing ......................... 307
TVD
(Torque Vectoring
Differential) ................................. 310
Driving assist systems ............... 312
4-6. Driving tips
Winter driving tips .....................320

200 4-1. Before driving
RC F_U NOTICE ■
When driving the vehicle ●
Do not depress the accelerator and brake pedals at the same time while driving, as
this may restrain the engine output.●
Do not use the accelerator pedal or depre ss the accelerator and brake pedals at the
same time to hold the vehicle on a hill. ■
When parking the vehicle
Always set the parking brake, and shift the sh ift lever to P. Failure to do so may cause
the vehicle to move or the vehicle may acce lerate suddenly if th e accelerator pedal is
accidentally depressed. ■
Avoiding damage to vehicle parts ●
Do not turn the steering wheel fully in either direction and hold it there for an
extended period of time.
Doing so may damage the power steering motor. ●
When driving over bumps in the road, drive as slowly as possible to avoid damaging
the wheels, underside of the vehicle, etc. ●
RC300: Make sure to idle the engine immediately after high-load driving. Stop the
engine only after the turb ocharger has cooled down.
Failure to do so may cause damage to the turbocharger. ■
If you get a flat tire while driving
A flat or damaged tire may cause the following situations . Hold the steering wheel
firmly and gradually depress the brake pedal to slow down the vehicle. ●
It may be difficult to control your vehicle. ●
The vehicle will make abnormal sounds or vibrations. ●
The vehicle will lean abnormally.
Information on what to do in case of a flat tire (  P. 489, 502)■
When encountering flooded roads
Do not drive on a road that has flooded af ter heavy rain etc. Doing so may cause the
following serious damage to the vehicle: ●
Engine stalling ●
Short in electrical components ●
Engine damage caused by water immersion
In the event that you drive on a flooded road and the vehicle is flooded, be sure to have
your Lexus dealer check the following: ●
Brake function ●
Changes in quantity and quality of oil and fluid used for the engine, transmission,
transfer (AWD models), differential, etc. ●
Lubricant condition for the propeller shaft, bearings and suspension joints (where
possible), and the function of all joints, bearings, etc.

310 4-5. Using the driving support systems
RC F_U With the engine switch in IGNITION
ON mode, pressing the TVD switch
changes the TVD control mode. The current TVD control mode will be
displayed on the meters.
STANDARD mode
This is the default mode and pro-
vides an optimum balance of driving
agility and stability.
SLALOM mode
This mode emphasizes enhanced
steering response.
TRACK mode
This mode emphasizes stability for
high speed sporty driving.
The multi-information display shows the di stribution of driving force between the
right and left rear wheels. (  P. 118)TVD (Torque Vectoring Differential) 
 : If equippedThe TVD system distributes driving force (torque) between the right and left
rear wheels automatically. This syst em contributes to enhanced steering
response while cornering and increased traction when exiting a corner, pro-
viding an agile driving experience.
Changing TVD control modes 1
2
3
TVD control status on the multi-information display

3114-5. Using the driving support systems
4
Driving
RC F_U ■
Automatic cancelation of the selected TVD control mode
SLALOM and TRACK mode are canceled when the engine switch is turned off. When
the engine switch is turned to IGNITION ON mode, the TVD system will be in STAN-
DARD mode. ■
Automatic disabling of the TVD system
If a malfunction is de tected in the TVD system, a warn ing message will be displayed on
the multi-information display (  P. 474) and the TVD system will be disabled automati-
cally. If the system is disabled, driving force will not be distributed by the TVD but through
normal differential operation. ■
To protect the system
The TVD fluid temperature may become excessively high when driving for a long time
under extremely high load conditions. In th is case, a warning messa ge will be displayed
on the multi-information display. (  P. 474)
WARNING ■
Cautions regarding the use of the system
The driver is solely responsible for safe driv ing. Do not overly rely on the TVD system.
Always drive safely, taking care to observe your surroundings.

3956-3. Do-it-yourself maintenance
RC F_U 6
Maintenance and care ◆ Rear 
RC350/RC300 
RC F (vehicles with LSD [Limited Slip Differential]) Jack point
Jack point

396 6-3. Do-it-yourself maintenance
RC F_U 
RC F (vehicles with TVD [Torque Vectoring Differential])
* : Do not place the floor jack under either torque transfer module. Torque transfer modules
* Jack point

474 7-2. Steps to take in an emergency
RC F_U (If equipped)
Indicates that the windows and the moon roof are not
fully closed (with the engine switch off, and the driver’s
door open)
A buzzer also sounds.
 Close all the windows and the moon roof. (If equipped)
Indicates a malfunction in the TVD (Torque Vectoring
Differential) system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer. (If equipped)
Indicates that the TVD (Torque Vectoring Differential)
system has overheated
This message may be disp layed when driving under
extremely high load conditions such as the following:
• Continuously driving at high speeds or through
sharp turns
• If either right or left rear tire loses traction and spins
continuously
A buzzer also sounds.
 Drive the vehicle for a while, while avoiding
extremely high load conditions.
Indicates a malfunction in th e Drive-Start Control system
A buzzer also sounds.
 Have the vehicle inspecte d by your Lexus dealer
immediately.Warning message Details/Actions(Flashes)