2016 LEXUS RC F check engine

676
RC350_RC300_RC200t_RC F_U (OM24671U)What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, ne
w genuine mechanical keys can be made
by your Lexus dealer. ( P. 1 3 4 )
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. ( P. 1 3 6 )
●Is the electronic key battery weak or depleted? ( P. 5 1 7 )
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 2 0 0 )
●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. 1 5 0 )
●The function to prevent the electronic ke y from being left inside the trunk will
operate and you can open the trunk as usual. Take the key out from the trunk.
( P. 1 4 5 )
If you have a problem, check the following 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

678What to do if... (Troubleshooting)
RC350_RC300_RC200t_RC F_U (OM24671U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 5 4 4 )
●The parking brake indicator is on
Is the parking brake released? ( P. 2 1 1 )
Depending on the situation, other type s of warning buzzer may also sound.
( P. 5 4 3 , 5 4 9 )

●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 7 9 )
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. 5 4 9 )
●When a warning light turns on or a warning message is displayed, refer to
P. 5 4 3 , 5 4 9 . 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

686Alphabetical index
RC350_RC300_RC200t_RC F_U (OM24671U)
Engine .........................................................621ACCESSORY mode..................... 200
Compartment ..................................... 485
Engine switch ........................................ 199
Hood ......................................................... 481
How to start the engine ................... 199
Identification number ...................... 620
If the engine will not start................597
Ignition switch (engine switch)..... 199
Overheating ........................................ 608
Engine coolant....................................... 493 Capacity .................................................626
Checking................................................493
Preparing and checking before winter ................................... 320
Engine coolant temperature gauge ................................................92, 98
Engine immobilizer system ..................76
Engine oil .................................................488 Capacity ................................................. 622
Checking............................................... 488
Preparing and checking before winter ................................... 320
Engine oil maintenance data .............491
Engine oil temperature gauge ........... 98
Engine switch ...........................................199
Enhanced VSC ..................................... 287
EPS (Electric Power Steering) .......288 Warning light .......................................544
Event data recorder (EDR) ...................10
Expert mode .............................................291 First-aid kit storage belt..................... 438
Flat tire
Vehicles with a spare tire .............. 570
Vehicles with emergency tire puncture repair kit .........................584
Floor mats................................................... 30
Fluid Automatic transmission .................. 627
Brake........................................................ 629
Washer .................................................. 500
Fog lights...................................................222 Replacing light bulbs ....................... 529
Switch .......................................................222
Footwell light ...........................................432 Wattage .................................................635
Front fog lights........................................222 Replacing light bulbs ....................... 529
Switch .......................................................222
Front passenger occupant classification system ........................... 50
Front seats ................................................. 155 Adjustment............................................. 155
Cleaning................................................. 469
Correct driving posture .....................32
Driving position memory................ 160
Head restraints .....................................164
Jam protection function....................156
Seat heaters ..........................................430
Seat position memory ...................... 160
Seat ventilators...................................... 431F

688Alphabetical index
RC350_RC300_RC200t_RC F_U (OM24671U)
I/M test ..................................................... 478
IdentificationEngine ..................................................... 620
Vehicle ..................................................... 619
Ignition switch (engine switch)..........199
Illuminated entry system .................... 434
Immobilizer system ..................................76
Indicators .................................................... 87
Initialization Maintenance.............................. 473, 491
Meter................................................. 110, 122
Moon roof ...............................................179
Multi-information display ........ 110, 122
Power windows ................................... 175
Tire pressure warning system............................... 502
Initiators (tire pressure warning system).................................508
Inside rear view mirror .........................169
Instrument panel light control............................................. 96, 103
Intercooler............................................... 495
Intercooler coolant .............................. 493 Capacity .................................................626
Checking................................................493
Preparing and checking before winter ................................... 320
Interior lights........................................... 433
Intuitive parking assist......................... 259 Jack
Positioning a floor jack.................... 482
Vehicle-equipped jack ...... 570, 584
Jack handle ..................................570, 584
Jam protection function Front seats ...............................................156
Moon roof ............................................... 179
Power windows.................................... 175
Keyless entry Smart access system with push-button start..........137, 143
Wireless remote control........137, 143
Keys ............................................................. 132 Battery-saving function ................... 150
Electronic key ........................................ 132
Engine switch ........................................199
If the electronic key does not operate properly ....... 600
Key number plate ................................ 132
Keyless entry .......................................... 132
Mechanical key..................................... 133
Replacing the battery ........................ 517
Warning buzzer.................................. 138
Wireless remote control.................. 132
Knee airbags ............................................. 40
IJ
K

696Alphabetical index
RC350_RC300_RC200t_RC F_U (OM24671U)
Tachometer .......................................92, 98Variable red zone............................... 103
Tail lights.....................................................214 Light switch .............................................214
Replacing light bulbs ........................529
Talk switch
*............................................ 393
Telephone switches
*.......................... 393
Theft deterrent system Alarm........................................................... 79
Engine immobilizer system .............. 76
Luggage security system ................ 144
Theft prevention labels ........................ 81
Tire inflation pressure .......................... 510 Maintenance data ............................. 630
Tire inflation pressure display function ............................................... 502
Warning light ...................................... 545
Tire information ..................................... 639 Glossary ................................................ 646
Size ............................................................642
Tire identification number............... 641
Uniform Tire Quality Grading...............................................644 Tire pressure warning system ......... 502
Initializing ...............................................502
Installing tire pressure warning valves and transmitters................502
Registering ID codes .......................503
Tire pressure warning reset switch ...................................................503
Warning light .......................................545
Tires .............................................................501 Chains ....................................................... 321
Checking ................................................ 501
Emergency tire puncture repair kit ..............................................584
If you have a flat tire ............. 570, 584
Inflation pressure................................630
Information............................................ 639
Replacing ............................................... 570
Rotating tires ......................................... 501
Size ...........................................................630
Snow tires .............................................. 323
Spare tire................................................ 570
Tire inflation pressure display function................................................502
Tire pressure warning system .....502
Warning light .......................................545
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