2022 LEXUS RC350 immobilizer

21
RC350/RC300 Owner's Manual
1
1
For safety and security
For safety and security
.1-1. For safe useBefore driving ................................. 22
For safe driving.............................. 23
Seat belts .......................................... 24
SRS airbags .................................... 28
Front passenger occupant classifi- cation system .............................. 36
Riding with children..................... 40
Child restraint systems .............. 40
Exhaust gas precautions ............ 51
1-2. LEXUS Enform Lexus Enform Safety Connect........................................................... 52
1-3. Theft deterrent system
Engine immobilizer system ...... 56
Alarm................................................. 57
Theft prevention labels (U.S.A.) ........................................................... 59

561-3. Theft deterrent system
RC350/RC300 Owner's Manual
1-3.Theft deterrent system
The indicator light flashes after the
engine switch has been turned off to
indicate that the system is operating.
The indicator light stops flashing after
the engine switch has been turned to
ACCESSORY or IGNITION ON
mode to indicate that the system has
been canceled.
■System maintenance
The vehicle has a maintenance-free type
engine immobilizer system.
■Conditions that may cause the system to
malfunction
●If the grip portion of the key is in contact
with a metallic object
●If the key is in close proximity to or touch-
ing a key registered to the security sys-
tem (key with a built-in transponder chip)
of another vehicle
Engine immobilizer system
The vehicle’s keys have built-in
transponder chips that prevent the
engine from starting if a key has not
been previously registered in the
vehicle’s on-board computer.
Never leave the keys inside the
vehicle when you leave the vehicle.
This system is designed to help pre-
vent vehicle theft but does not
guarantee absolute security
against all vehicle thefts.
Operating the system
NOTICE
■To ensure the system operates cor-
rectly
Do not modify or remove the system. If
modified or removed, the proper opera-
tion of the system cannot be guaranteed.

943-2. Opening, closing and locking the doors and trunk
RC350/RC300 Owner's Manual
●When an interior alarm sounds continu-
ously
■Battery-saving function
The battery-saving fu nction will be acti-
vated in order to prevent the electronic key
battery and the vehicle battery from being
discharged while the vehicle is not in opera-
tion for a long time.
●In the following situations, the smart
access system with pu sh-button start may
take some time to unlock the doors.
• The electronic key has been left within approximately 6 ft. (2 m) of the outside of
the vehicle for 10 minutes or longer.
• The smart access system with push-but- ton start has not been used for 5 days or
longer.
●If the smart access system with push-but-
ton start has not been used for 14 days or longer, the doors cannot be unlocked at
the passenger door. In this case, take hold
of the driver’s door handle, or use the
wireless remote control or mechanical
key, to unlock the doors.
■Electronic Key Battery-Saving Function
When battery-saving mode is set, battery
depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
Press twice while pressing and holding
. Confirm that the electronic key indica-
tor flashes 4 times.
While the battery-saving mode is set, the
smart access system with push-button start
cannot be used. To cancel the function,
press any of the electronic key buttons.
■Conditions affecting operation
The smart access system with push-button
start uses weak radio waves. In the following
situations, the communication between the
electronic key and the vehicle may be
affected, preventing the smart access sys-
tem with push-button start, wireless remote
control and engine immobilizer system
from operating properly.
(Ways of coping: P.315)
●When the electronic key battery is
depleted
●Near a TV tower, electric power plant,
gas station, radio station, large display,
airport or other fac ility that generates
strong radio waves or electrical noise
●When carrying a portable radio, cellular
phone, cordless phone or other wireless
communication device
●When the electronic key is in contact
with, or is covered by the following metal-
lic objects
• Cards to which aluminum foil is attached
SituationCorrection
procedure
The trunk was closed
while the electronic key
was still inside the trunk
and both side doors were
locked.Retrieve the
electronic key
from the trunk
and close the
trunk lid.
An attempt was made to
lock the vehicle while a
door was open.Close both
side doors and
lock the doors
again.
SituationCorrection procedure
The engine switch was
turned to ACCESSORY
mode while the driver’s
door was open (or the
driver’s door was opened
while the engine switch
was in ACCESSORY
mode).
Turn the engine
switch off and
close the
driver’s door.
The engine switch was
turned off while the
driver’s door was open.Close the
driver’s door.

1254-2. Driving procedures
RC350/RC300 Owner's Manual
4
Driving
4-2.Driving procedures
1Check that the parking brake is set.
2 Check that the shift lever is in P.
3 Firmly depress the brake pedal.
and a message will be displayed on
the multi-information display.
If it is not displayed, the engine cannot be
started.
4 Press the engine switch shortly and
firmly.
When operating the engine switch, one
short, firm press is enough.
It is not necessary to press and hold the
switch.
The engine will crank until it starts or for up
to 30 seconds, whichever is less.
Continue depressing the brake pedal until
the engine is completely started.
The engine can be started from any engine
switch mode.
■If the engine does not start
●The engine immobilizer system may not have been deactivated. (
P.56)
Contact your Lexus dealer.
●Check that the shift lever is securely set in
P. The engine may no t start if the shift
lever is displaced out of P. “To Start Vehi-
cle. Put Shift Lever into P” will be dis-
played on the multi- information display.
■Electronic key battery depletion
P.82
■Conditions affecting operation
P.94
■Notes for the entry function
P.95
■Steering lock function
●After turning the engine switch off and
opening and closing th e doors, the steer-
ing wheel will be lock ed due to the steer-
ing lock function. Operating the engine
switch again automatically cancels the
steering lock.
●When the steering lock cannot be
released, “Steering Wheel Lock Press
Engine Switch while Turning Wheel” will
be displayed on the multi-information dis-
play.
Check that the shift lever is in P. Press the
engine switch while turning the steering
wheel left and right.
●To prevent the steering lock motor from
overheating, operation of the motor may
be suspended if the en gine is turned on
and off repeatedly in a short period of
time. In this case, re frain from operating
the engine switch. After about 10 sec-
onds, the steering lock motor will resume
functioning.
Engine (ignition) switch
Performing the following opera-
tions when carryin g the electronic
key on your person starts the
engine or changes engine switch
modes.
Starting the engine

3127-2. Steps to take in an emergency
RC350/RC300 Owner's Manual
One of the following may be the cause
of the problem:
There may not be sufficient fuel in
the vehicle’s tank.
Refuel the vehicle.
 The engine may be flooded.
Try to restart the engine again fol-
lowing correct starting procedures.
( P.125)
 There may be a malfunction in the
engine immobilizer system.
( P.56)
One of the following may be the cause
of the problem:
 The battery may be discharged.
( P.317)
 The battery terminal connections
may be loose or corroded.
( P.261)
NOTICE
■Driving with tire chains and the spare
tire
Do not fit tire chains to the spare tire.
Tire chains may damage the vehicle body
and adversely affect driving perfor-
mance.
■When replacing the tires
When removing or fitting the wheels,
tires or the tire pressure warning valve
and transmitter, contact your Lexus
dealer as the tire pr essure warning valve
and transmitter may be damaged if not
handled correctly.
If the engine will not start
If the engine will not start even
though correct starting procedures
are being followed ( P.125), con-
sider each of the following points:
The engine will not start even
though the starter motor oper-
ates normally.
The starter motor turns over
slowly, the interior lights and
headlights are dim, or the horn
does not sound or sounds at a low
volume.

373Certifications
RC350/RC300 Owner's Manual
1-2.Certifications
Certifications
Immobilizer system

387Alphabetical Index
RC350/RC300 Owner's Manual
If the engine will not start ......................... 312
If your vehicle has to be stopped in an
emergency ................................................ 284
Ignition switch (engine switch) .............125
Overheating................................................. 320
Tachometer ..................................................... 66
Engine coolant Capacity .........................................................330
Checking .......................................................258
Preparing and checking before winter......................................................................... 203
Engine coolant temperature gauge ....... 66
Engine immobilizer system ........................ 56
Engine oil Capacity ......................................................... 328
Checking ....................................................... 256
Preparing and checking before winter......................................................................... 203
Warning light ............................................... 294
Engine oil maintenance data .................. 258
Engine oil pressure gauge ...........................74
Engine oil temperature gauge ...................74
Engine switch ..................................................125 Auto power off function ...........................128
Changing the engine switch modes.. 127
If your vehicle has to be stopped in an
emergency ................................................ 284
EPS (Electric Power Steering) ................199 Warning light ............................................... 295
Event data recorder (EDR) ............................7
F
First-aid kit storage belt .............................227
Flat tire Tire pressure warning system ............. 266
Vehicles with a spare tire ..................... 305
Floor mats ...........................................................22
Fluid Automatic transmission ............................331
Brake.................................................... 260, 332
Washer ........................................................... 262
Footwell light ................................................. 223 Front passenger occupant classification
system .............................................................. 36
Front position lights Wattage ..........................................................336
Front seats Adjustment ....................................................... 97
Cleaning ......................................................... 243
Correct driving posture ............................ 23
Driving position memory ........................ 100
Head restraints............................................. 103
Memory recall function............................ 102
Power easy access system .................... 100
Seat heaters .................................................... 221
Seat position memory .............................. 100
Seat ventilators .............................................. 221
Front side marker light Light switch .................................................... 140
Front turn signal lights Replacing light bulbs............................... 280
Turn signal lever ...........................................134
Wattage ..........................................................336
Fuel Capacity .........................................................328
Fuel gauge........................................................ 66
Fuel pump shut off system..................... 292
Information .................................................... 337
Refueling.......................................................... 153
Type ..................................................................328
Warning light ............................................... 297
Fuel consumption Average fuel economy .............................. 73
Current fuel consumption ........................ 73
Fuel filler door If the fuel filler do or cannot be opened
............................................................................314
Refueling.......................................................... 153
Fuel gauge ......................................................... 66
Fuel pump shut off system........................ 292
Fuses ..................................................................276
G
Garage door opener ................................. 230

393Alphabetical Index
RC350/RC300 Owner's Manual
Moon roof switches .....................................112
“ODO TRIP” switch .................................... 70
Outside rear view mirror switches .... 108
Paddle shift switches ......................... 131, 132
Parking brake switch .................................135
PCS OFF switch ..........................................162
Power door lock switch ............................88
Power window switches ........................... 110
Rear window and outside rear view mir- ror defoggers switch .............................. 213
Seat heater switches .................................. 221
Seat ventilator switches ............................ 221
Snow mode switch ...................................... 131
“SOS” button .................................................. 52
Tilt and telescopic steering control switch .......................................................................... 106
Tire pressure warning reset switch ..268
Trunk opener main switch ....................... 92
Trunk opener switch ................................... 90
VSC OFF switch .........................................199
Window lock switch ..................................... 111
Windshield wiper and washer switch145
Windshield wiper de-icer switch ........ 217
T
Tachometer....................................................... 66 Rev indicator ................................................... 68
Rev peak ........................................................... 69
Tail lights Light switch .................................................... 140
Replacing light bulbs................................280
Wattage.......................................................... 336
Theft deterrent system Alarm .................................................................. 57
Engine immobilizer system ..................... 56
Theft prevention labels............................... 59
Tire inflation pressure Maintenance data...................................... 332
Tire inflation pressure display function......................................................................... 266
Warning light ...............................................298 Tire information ............................................ 339
Glossary .........................................................343
Size ......................................................................341
Tire identification number..................... 340
Uniform Tire Quality Grading ............ 342
Tire infration pressure .................................. 75
Tire pressure display .................................. 266
Tire pressure warning system Function ..........................................................266
Initializing........................................................ 267
Installing tire pres sure warning valves
and transmitters....................................... 267
Registering ID codes ...............................269
Warning light .............................................. 298
Tires Chains .............................................................204
Checking ....................................................... 263
If you have a flat tire ................................. 305
Inflation pressure .......................................... 271
Information ....................................................339
Replacing ...................................................... 305
Rotating tires ................................................265
Size .................................................................... 332
Snow tires ......................................................203
Spare tire ....................................................... 305
Tire inflation pressure display function..........................................................................266
Tire pressure warning system .............266
Warning light .............................................. 298
Tools.................................................................. 305
Top tether strap.........................................41, 49
Total load capacity ...................................... 326
Towing Dinghy towing ...............................................124
Emergency towing.................................... 287
Towing eyelet.............................................. 289
Trailer towing .................................................124
TRAC (Traction Control) ..........................199
Traction Control (TRAC) ..........................199
Trailer towing .................................................. 124
Transmission Automatic transmission ............................129