key LEXUS RC350 2017 Repair Manual

698What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be made
by your Lexus dealer. ( →P. 138)
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. (→ P. 140)
●Is the electronic key battery weak or depleted? ( →P. 538)
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. (→P. 208)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly du e to the condition of the radio wave.
(→ P. 154)
●The function to prevent the electronic key from being left inside the trunk will
operate and you can open th e trunk as usual. Take the key out from the trunk.
(→ P. 149)
If you have a problem, check the foll owing before contacting your Lexus
dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The trunk lid is closed with the electronic key left inside

699What to do if... (Troubleshooting)
●Did you press the engine switch while firmly depressing the brake pedal?
(→ P. 207)
●Is the shift lever in P? ( →P. 210)
●Is the electronic key anywhere detectable inside the vehicle? ( →P. 152)
●Is the steering wheel unlocked? (→ P. 210)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (→P. 624)
●Is the battery discharged? ( →P. 626)
●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. 218)
●It is locked automatically to prevent theft of the vehicle. ( →P. 210)
●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. 183)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( →P. 210)
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

700What to do if... (Troubleshooting)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? (→P. 566)
●The parking brake indicator is on
Is the parking brake released? ( →P. 221)
Depending on the situation, other types of warning buzzer may also sound.
(→ P. 565, 571)

●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. (→ P. 83)
Do one of the following to de activate or stop the alarms:
• Unlock the doors or open the trunk.
• Turn the engine switch to ACCESSORY or 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. 571)
●When a warning light turns on or a warning message is displayed, refer to
P. 565, 571.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

704Alphabetical index
Back-up lightsReplacing light bulbs ....................... 549
Wattage ..................................................657
Battery........................................................ 513 Battery checking ................................. 513
If the vehicle battery is discharged.....................................626
Preparing and checking before winter ..................................................... 331
Warning light ...................................... 565
Blind Spot Monitor (BSM)..................313
Bluetooth
®
Audio system ...................................... 395
Hands-free system (for cellular phone) ........................397
Brake Fluid............................................................ 512
Parking brake......................................... 221
Warning light ...................................... 565
Brake assist ............................................. 298
Break-in tips..............................................193
Brightness control Instrument panel light control ........................................ 100, 107
BSM (Blind Spot Monitor)..................313 Card key .................................................... 136
Care............................................... 480, 485
Aluminum wheels ................................481
Exterior .................................................. 480
Interior .....................................................485
Seat belts................................................486
Cargo capacity ..................................... 204
Cargo hooks .......................................... 454
CD player................................................ 369
Chains ....................................................... 333
Child restraint system ........................... 58 Child seats definition .......................... 58
Child seats installation................. 65, 71
Front passenger occupant classification system........................... 51
Installing a CRS to the passenger seat ........................... 62
Installing a CRS to the rear seat ........................................................... 64
Installing CRS with LATCH anchors ......................72
Installing CRS with seat belts ......... 65
Installing CRS with top tether strap..........................76
BC

705Alphabetical index
Child safety ................................................ 57Airbag precautions .............................. 42
Battery precautions ............... 515, 629
Child restraint system ........................ 58
How your child should wear the seat belt .......................................... 36
Installing child restraints.................... 58
Moon roof precautions.................... 190
Power window lock switch ............ 183
Power window precautions .......... 186
Removed electronic key battery precautions.............. 539
Seat belt extender precautions ........................................... 39
Seat belt precautions ..........................38
Seat heater precautions..................445
Trunk precautions............................... 150 Cleaning ...................................... 480, 485
Aluminum wheels ................................481
Exterior .................................................. 480
Interior .....................................................485
Seat belts................................................486
Clock......................................................... 456
Coat hooks ............................................. 459
Compass ................................................. 468
Condenser................................................. 511
Console box ............................................452
Cooling system ..................................... 509 Engine overheating ..........................630
Cruise control Cruise control ..................................... 245
Dynamic radar cruise control ..... 249
Cup holders............................................ 453
Current fuel consumption ........... 112, 119
Curtain shield airbags ........................... 40
Customizable features .......................673

707Alphabetical index
E-mail......................................................... 405
Eco drive mode ..................................... 294
Eco Driving Indicator............................. 94
Eco Driving Indicator Light ....... 114, 126
Eco driving meter .................................. 102
EDR (Event data recorder) ...................10
Elapsed time ......................................112, 119
Electric Power Steering (EPS) ....... 299Warning light ...................................... 566
Electronic key ..........................................136 Battery-saving function .................... 154
If the electronic key does not operate properly............................. 622
Replacing the battery ...................... 538 Emergency flashers ............................ 554
Emergency tire puncture
repair kit................................................ 606
Emergency, in case of If a warning buzzer sounds ..........565
If a warning light turns on ..............565
If a warning message is displayed .......................................... 571
If the electronic key does not operate properly ........ 622
If the engine will not start ............... 620
If the vehicle battery is discharged......................................... 626
If you have a flat tire ............. 592, 606
If you think something is wrong ..............................................563
If your vehicle becomes stuck..... 636
If your vehicle has to be stopped in an emergency..........555
If your vehicle needs to be towed .......................................556
If your vehicle overheats ................630
E

711Alphabetical index
JackPositioning a floor jack ................... 498
Vehicle-equipped jack ...... 592, 606
Jack handle ................................. 592, 606
Jam protection function Front seats .............................................. 165
Moon roof ..............................................188
Power windows ................................... 184 Keyless entry
Smart access system with push-button start............141, 147
Wireless remote control..........141, 147
Keys ............................................................. 136 Battery-saving function ....................154
Electronic key ........................................136
Engine switch ...................................... 207
If the electronic key does not operate properly ........ 622
Key number plate ................................136
Keyless entry ..........................................136
Mechanical key..................................... 137
Replacing the battery ......................538
Warning buzzer................................... 142
Wireless remote control..................136
Knee airbags ............................................. 40
JK
*: For vehicles with a naviga tion system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.

716Alphabetical index
Rear window defogger ...................... 439
Refueling .................................................... 241Capacity .................................................644
Fuel types ...............................................644
If the fuel filler door cannot be opened ......................... 243
Opening the fuel tank cap............. 243
Remote Touch
*
Replacing Electronic key battery ..................... 538
Fuses........................................................ 540
Light bulbs .............................................543
Tires ..........................................................592
Reporting safety defects for U.S. owners................................... 686
Resetting the message indicating maintenance is required ................ 489
Rev indicator ...................................98, 105
Rev peak ........................................... 98, 106 Seat belt reminder light ..................... 566
Seat belts .....................................................34
Automatic Locking Retractor ........ 36
Child restraint system installation ............................................. 58
Cleaning and maintaining the seat belt .......................................486
Emergency Locking Retractor................................................ 36
How to wear your seat belt............. 34
How your child should wear the seat belt .......................................... 36
Pregnant women, proper seat belt use ..........................................37
Reminder light and buzzer ...........566
Seat belt extender ................................ 36
Seat belt guide ....................................... 35
Seat belt pretensioners...................... 35
SRS warning light ..............................565
Seat heaters.............................................446
Seat position memory .......................... 169
Seat ventilators....................................... 447
Seating capacity ................................... 204
S

722Alphabetical index
Vanity lights............................................. 455Wattage ..................................................657
Vanity mirrors ........................................ 455
Variable Gear Ratio Steering (VGRS) ................................................. 298 Warning message .............................. 571
VDIM (Vehicle Dynamics Integrated Manag ement) .............. 299
Vehicle data recordings .......................... 9
Vehicle Dynamics Integrated Management (VDIM) ..................... 299
Vehicle identification number ...........641
Vehicle Stability Control (VSC) ..................................................... 298
Ventilators (seat ventilators)............ 447
VGRS (Variable Gear Ratio Steering) ............................................... 298 Warning message .............................. 571
Voice command system .................... 428
VSC (Vehicle Stability Control) ............ 298 Warning buzzers
Approach warning ........................... 254
Brake system .......................................565
Downshifting .......................................... 217
Intuitive parking assist...................... 269
Key reminder ...................................... 589
LDA (Lane Departure Alert)....... 263
Open door ...........................................566
Open hood........................................... 573
Open moon roof .............................. 580
Open trunk ........................................... 573
Open window .................................... 580
Pre-collision braking........................306
Seat belt reminder.............................566
Warning lights .......................................... 90 ABS ..........................................................565
Automatic headlight leveling system ..................................................566
Brake system .......................................565
Charging system ...............................565
Electric power steering ..................566
Low fuel level .......................................566
Malfunction indicator lamp...........565
Master warning light ........................566
Open door ...........................................566
Pre-collision system .........................566
Seat belt reminder light ..................566
Slip indicator ........................................566
SRS............................................................565
Tire pressure ........................................ 567
Warning messages................................ 571
VW