2015 LEXUS RC F engine

661What to do if... (Troubleshooting)
RC350/RCF_U (OM24636U)
●Did you press the engine switch while firmly depressing the brake pedal?
(P. 1 9 3 )
●Is the shift lever in P? ( P. 1 9 6 )
●Is the electronic key anywhere detectable inside the vehicle? ( P. 1 4 6 )
●Is the steering wheel unlocked? ( P. 1 9 6 )
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 5 9 2 )
●Is the battery discharged? ( P. 5 9 3 )
●Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in IGNITION ON mode. ( P. 5 8 9 )
●It is locked automatically to prevent theft of the vehicle. ( P. 1 9 6 )
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( P. 171)
●The auto power off function will be oper ated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 1 9 6 )
If you think something is wrong
The engine does not start
The shift lever cannot be shifted from P even if you depress the brake
pedal
The steering wheel cannot be turned after the engine is stopped
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically

662What to do if... (Troubleshooting)
RC350/RCF_U (OM24636U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 5 3 4 )
●The parking brake indicator is on
Is the parking brake released? ( P. 2 0 5 )
Depending on the situation, other type s of warning buzzer may also sound.
( P. 533, 539)

●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 7 8 )
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine.
●Is the electronic key left inside the vehicle or the moon roof opened?
Check the message on the multi-information display. ( P. 5 3 9 )
●When a warning light turns on or a warning message is displayed, refer to
P. 533, 539. A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

667Alphabetical index
RC350/RCF_U (OM24636U)
Child safety ................................................ 56Airbag precautions .............................. 42
Battery precautions .............489, 596
Child restraint system ......................... 57
How your child should wear the seat belt .......................................... 36
Installing child restraints..................... 57
Moon roof precautions.................... 178
Power window lock switch .............. 171
Power window precautions ...........174
Removed electronic key battery precautions.............. 508
Seat belt extender precautions ........................................... 39
Seat belt precautions ..........................38
Seat heater precautions..................425
Trunk precautions............................... 144 Cleaning .......................................458, 463
Aluminum wheels .............................. 459
Exterior ...................................................458
Interior ..................................................... 463
Seat belts................................................ 464
Clock......................................................... 436
Coat hooks ............................................. 439
Compass .................................................. 447
Condenser.............................................. 485
Console box ............................................432
Cooling system ..................................... 484 Engine overheating .......................... 597
Cruise control Cruise control ..................................... 229
Dynamic radar cruise control ..... 233
Cup holders............................................ 433
Current fuel consumption ........ 106, 107
Curtain shield airbags ........................... 40
Customizable features ...................... 635

669Alphabetical index
RC350/RCF_U (OM24636U)
E-mail......................................................... 386
Eco drive mode ..................................... 278
Eco Driving Indicator............................. 88
Eco Driving Indicator Light ....... 107, 119
Eco driving meter .................................... 96
EDR (Event data recorder) ...................10
Elapsed time .................................. 106, 107
Electric Power Steering (EPS) ....... 283Warning light .......................................534
Electronic key ......................................... 130 Battery-saving function .................... 148
If the electronic key does not operate properly............................ 590
Replacing the battery ...................... 507 Emergency flashers .............................522
Emergency tire puncture
repair kit.................................................574
Emergency, in case of If a warning buzzer sounds ................................................. 533
If a warning light turns on .............. 533
If a warning message is displayed ........................................539
If the electronic key does not operate properly ....... 590
If the engine will not start ............... 587
If the shift lever cannot be shifted from P ........... 589
If the vehicle battery is discharged.........................................593
If you have a flat tire ............. 560, 574
If you think something is wrong ................................................531
If your vehicle becomes stuck..................................................... 600
If your vehicle has to be stopped in an emergency.......... 523
If your vehicle needs to be towed ....................................... 524
If your vehicle overheats ................ 597
E

670Alphabetical index
RC350/RCF_U (OM24636U)
Engine ....................................................... 606ACCESSORY mode....................... 194
Compartment...................................... 479
Engine switch ........................................ 193
Hood ........................................................475
How to start the engine ................... 193
Identification number ...................... 606
If the engine will not start............... 587
Ignition switch (engine switch)..... 193
Overheating .........................................597
Engine coolant....................................... 484 Capacity .................................................. 610
Checking............................................... 484
Preparing and checking before winter ..................................... 315
Engine coolant temperature gauge ................................................90, 96
Engine immobilizer system ..................76
Engine oil .................................................. 481 Capacity ................................................ 607
Checking................................................. 481
Preparing and checking before winter ..................................... 315
Engine oil temperature gauge ........... 96
Engine switch ...........................................193
Enhanced VSC ..................................... 282
EPS (Electric Power Steering) ....... 283 Warning light .......................................534
Event data recorder (EDR) ...................10
Expert mode ........................................... 286 First-aid kit storage belt......................434
Flat tire
Vehicles with a spare tire ............. 560
Vehicles with emergency tire puncture repair kit ......................... 574
Floor mats................................................... 30
Fluid Automatic transmission ..................... 611
Brake..........................................................613
Washer ...................................................490
Fog lights.................................................... 216 Replacing light bulbs .........................519
Switch ........................................................ 216
Footwell light .......................................... 428 Wattage ...................................................619
Front fog lights......................................... 216 Replacing light bulbs .........................519
Switch ........................................................ 216
Front passenger occupant classification system ........................... 50
Front seats ................................................. 152 Adjustment.............................................. 152
Cleaning................................................. 463
Correct driving posture .....................32
Driving position memory................. 157
Head restraints ...................................... 161
Jam protection function....................153
Seat heaters .......................................... 426
Seat position memory ....................... 157
Seat ventilators.....................................427F

672Alphabetical index
RC350/RCF_U (OM24636U)
I/M test ......................................................472
IdentificationEngine ..................................................... 606
Vehicle ................................................... 605
Ignition switch (engine switch)..........193
Illuminated entry system .................... 430
Immobilizer system..................................76
Indicators .................................................... 85
Initialization Maintenance......................................... 467
Meter.................................................107, 119
Moon roof ...............................................176
Multi-information display ........107, 119
Power windows .................................... 172
Tire pressure warning system................................492
Initiators (tire pressure warning system)................................. 498
Inside rear view mirror .........................166
Instrument panel light control...............................................94, 101
Interior lights........................................... 429
Intuitive parking assist......................... 254
Jack Positioning a floor jack .................... 476
Vehicle-equipped jack ...... 560, 574
Jack handle ..................................560, 574
Jam protection function Front seats .............................................. 153
Moon roof ...............................................176
Power windows .................................... 172 Keyless entry
Smart access system with push-button start........... 135, 141
Wireless remote control......... 135, 141
Keys .............................................................130 Battery-saving function ....................148
Electronic key ....................................... 130
Engine switch ........................................193
If the electronic key does not operate properly ....... 590
Key number plate ............................... 130
Keyless entry ......................................... 130
Mechanical key.......................................131
Replacing the battery ...................... 507
Warning buzzer...................................136
Wireless remote control................. 130
Knee airbags ............................................. 40
I
J
K

675Alphabetical index
RC350/RCF_U (OM24636U)
Odometer ..........................................90, 96
OilEngine oil............................................... 607
Front differential oil............................... 611
Rear differential oil .............................. 612
Opener Hood ........................................................475
Trunk ........................................................... 141
Outer foot lights.................................... 428
Outside rear view mirrors ................. 168 Adjusting and folding........................ 168
Blind spot monitor............................. 297
Linked mirror function when reversing ................................. 169
Mirror position memory .................. 157
Outside rear view mirror defoggers ............................420
Outside temperature.....................90, 96
Overheating ........................................... 597 Paddle shift switches................. 201, 202
Parking assist sensors
(intuitive parking assist)...................254
Parking brake ........................................ 205
Parking lights ......................................... 208 Light switch...........................................208
Replacing light bulbs .........................519
PCS (Pre-Collision System)............ 290 PCS OFF switch .................................. 291
Warning light ....................................... 534
Personal lights ....................................... 430
Pop-up display ............................... 107, 119
Power outlet ........................................... 436
Power steering (Electric power steering system) ................................ 283 Warning light ....................................... 534
Power windows.........................................171 Door lock linked window operation ........................... 173
Jam protection function.................... 172
Operation.................................................. 171
Window lock switch ............................ 171
Pre-Collision System (PCS)............ 290 PCS OFF switch .................................. 291
Warning light ....................................... 534
OP
*: For vehicles with a navigation system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.

678Alphabetical index
RC350/RCF_U (OM24636U)
Shift lever ...................................................199Automatic transmission ................... 199
If the shift lever cannot be shifted from P ........... 589
Shift lock system....................................589
Shift position and gear position .............................................90, 96
Side airbags ............................................... 40
Side marker lights.................................208 Light switch .......................................... 208
Replacing light bulbs ......................... 519
Side mirrors ............................................. 168 Adjusting and folding........................ 168
BSM (Blind spot monitor) ............. 297
Linked mirror function when reversing ................................. 169
Mirror position memory .................. 157
Side turn signal lights .......................... 204 Replacing light bulbs ......................... 519
Turn signal lever .................................204
Side windows ............................................ 171
Slip indicator........................................... 534
Smart access system with push-button start .......................146 Antenna location ................................. 146
Entry functions ..............................135, 141
Starting the engine ............................. 193 SMS (Short message service) ........ 386
Snow mode............................................. 200
Snow tires .................................................. 317
Spare tire ................................................. 560
Inflation pressure..................................614
Storage location ...................................561
Spark plug ................................................. 610
Specifications......................................... 604
Speed indicator................................ 92, 99
Speedometer .................................... 90, 96
Sport mode ..............................................278
Steering lock ............................................ 196 Column lock release .........................196
Steering wheel ........................................ 164 Adjustment..............................................164
Audio switches ....................................327
Auto tilt away .........................................165
Heated steering wheel ................... 425
Steering wheel position memory .............................. 157
Stop lights Replacing light bulbs .........................519
Storage feature ....................................... 431
Stuck If the vehicle becomes stuck....... 600
Sun shade .................................................. 176
Sun visors................................................. 435