2015 LEXUS RC F ignition

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

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

679Alphabetical index
RC350/RCF_U (OM24636U)
SwitchesActive rear wing switch ................... 310
ASC (Active Sound Control) switch................................................... 206
Audio remote control switches ............................................... 327
Automatic High Beam system ..................................................... 211
BSM (Blind spot monitor) switch.................................................... 297
Cruise control switch........... 229, 233
Door lock switches .............................137
Driving mode select switch ..........278
Driving position memory switches ................................................ 157
Dynamic radar cruise control switch ................................... 233
Emergency flashers switch ........... 522
Engine switch ........................................ 193
Fog light switch .................................... 216
Garage door opener switches .............................................. 440
Heated steering wheel switch....................................................425
Ignition switch ....................................... 193
Intuitive parking assist switch ...... 255
LDA (Lane Departure Alert) switch....................................................249
Light switches ..................................... 208
Meter control switches ............. 105, 111 Moon roof switches ........................... 175
Outside rear view mirror
switches ............................................... 168
Paddle shift switches..............201, 202
PCS OFF switch .................................. 291
Power door lock switch ................... 137
Power window switches .................... 171
Rear window and outside rear view mirror defoggers
switch ................................................... 420
Seat heater switches ........................ 426
Seat ventilator switches ...................427
Snow mode switch ...........................200
“SOS” button .........................................451
Talk switch............................................ 388
Telephone switches......................... 388
Tilt and telescopic steering control switch ..................164
Tire pressure warning reset switch ................................................... 493
Trunk opener main switch .............. 142
Trunk opener switch ............................141
TVD (Torque Vectoring Differential) switch ........................... 313
Vehicle-to-vehicle distance button ....................................................237
VSC OFF switch ............................... 284
Window lock switch ............................ 171
Windshield wiper and washer switch ........................... 217
Windshield wiper de-icer switch ..................................................... 421