2022 LEXUS RCF fuses

4TABLE OF CONTENTS
RC F Owner's Manual
Hood..................................................262
Positioning a floor jack............... 263
Engine compartment.................. 265
Tires .................................................... 271
Tire inflation pressure................. 277
Wheels.............................................. 279
Air conditioning filter..................280
Electronic key battery ................. 281
Checking and replacing fuses ........................................................... 283
Headlight aim................................. 285
Light bulbs ....................................... 286
7-1. Essential information Emergency flashers..................... 292
If your vehicle has to be stopped in an emergency ............................. 292
If the vehicle is submerged or water on the road is rising .................. 293
7-2. Steps to take in an emergency If your vehicle needs to be towed........................................................... 295
If you think something is wrong ........................................................... 298
Fuel pump shut off system ........ 299
If a warning light turns on or a warn- ing buzzer sounds ..................... 300
If a warning message is displayed ........................................................... 308
If you have a flat tire (vehicles with an emergency tire puncture
repair kit) ........................................ 311
If you have a flat tire (vehicles with a spare tire) ...................................... 321
If the engine wi ll not start .......... 327If you lose your keys....................
329
If the fuel filler door cannot be opened .......................................... 329
If the electronic key does not oper- ate properly ................................. 330
If the vehicle battery is discharged .......................................................... 332
If your vehicle overheats ........... 336
If the vehicle becomes stuck ... 338
8-1. Specifications Maintenance data (fuel, oil level, etc.) ................................................. 340
Fuel information............................ 347
Tire information ............................ 349
8-2. Customization Customizable features .............. 358
8-3. Items to initialize Items to initialize ........................... 367
9-1. For owners Reporting safety defects for U.S. owners ........................................... 370
Reporting safety defects for Cana- dian owners ................................. 370
Seat belt instructions for Canadian owners (in French) ..................... 371
SRS airbag instructions for Cana- dian owners (in French) ......... 372
Headlight aim instructions for Canadian owners (in French).......................................................... 378
7When trouble arises
8Vehicle specifications
9For owners

237
RC F Owner's Manual
6
6
Maintenance and care
Maintenance and care
.6-1. Maintenance and careCleaning and protecting the vehi-cle exterior ................................ 238
Cleaning and protecting the vehi- cle interior ................................. 243
6-2. Matte paint care guide (if equipped)
Basic knowledge about matte clear coat ................................... 247
Washing your vehicle .............. 251
Frequently Asked Questions ........................................................ 252
6-3. Maintenance Maintenance requirements .. 255
General maintenance ............. 256
Emission inspection and mainte- nance (I/M) programs ......... 259
6-4. Do-it-yourself maintenance Do-it-yourself service precautions........................................................ 260
Hood............................................... 262
Positioning a floor jack............ 263
Engine compartment............... 265
Tires ................................................. 271
Tire inflation pressure.............. 277
Wheels........................................... 279
Air conditioning filter...............280
Electronic key battery .............. 281
Checking and replacing fuses ........................................................ 283
Headlight aim.............................. 285Light bulbs....................................
286

2606-4. Do-it-yourself maintenance
RC F Owner's Manual
6-4.Do-it-yourself maintenance
Do-it-yourself service pre-
cautions
If you perform maintenance by
yourself, be sure to follow the cor-
rect procedure as given in these
sections.
Maintenance
ItemsParts and tools
Battery condition
(P.269)
•Warm water
•Baking soda
•Grease
• Conventional
wrench (for terminal
clamp bolts)
Brake fluid level
(P.268)
• SAE J1703 or
FMVSS No.116 DOT
3 brake fluid
• SAE J1704 or FMVSS No.116 DOT
4 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant
level( P.267)
• “Toyota Super Long
Life Coolant” or a
similar high quality
ethylene gly-
col-based non-sili-
cate, non-amine,
non-nitrite and
non-borate coolant
with long-life hybrid
organic acid tech-
nology
•For the U.S.A.:“Toyota
Super Long Life
Coolant” is
pre-mixed with 50%
coolant and 50%
deionized water.
•For Canada:“Toyota Super Long Life
Coolant” is
pre-mixed with 55%
coolant and 45%
deionized water.
•Funnel (used only for adding coolant)
Engine oil level
( P.265)
•“Toyota Genuine
Motor Oil” or equiv-
alent
• Rag or paper towel
•Funnel (used only for adding engine oil)
Fuses ( P.283)
•Fuse with same
amperage rating as
original
ItemsParts and tools

2836-4. Do-it-yourself maintenance
RC F Owner's Manual
6
Maintenance and care
1Turn the engine switch off.
2 Open the fuse box cover.
Engine compartment: type A fuse
box
Push the tab in and lift the lid off.
Engine compartment: type B fuse
box
Push the tab in and lift the lid off.
Driver’s side instrument panel
Remove the lid.
NOTICE
●Do not bend either of the battery ter-
minals.
Checking and replacing
fuses
If any of the electrical components
do not operate, a fuse may have
blown. If this happens, check and
replace the fuses as necessary.
Checking and replacing fuses

2846-4. Do-it-yourself maintenance
RC F Owner's Manual
3Remove the fuse with the pullout
tool.
Only type A fuses can be removed using
the pullout tool.
4Check if the fuse is blown.
Type A and B:
Replace the blown fuse with a new fuse of
an appropriate amperage rating. The
amperage rating can be found on the fuse
box lid.
Type C and D:
Contact your Lexus dealer.
Type A
Normal fuse
Blown fuse
Type BNormal fuse
Blown fuse
Type C
Normal fuse
Blown fuse
Type DNormal fuse
Blown fuse
■After a fuse is replaced
●When installing the lid, make sure that the
A
B
A
B
A
B
A
B

2856-4. Do-it-yourself maintenance
RC F Owner's Manual
6
Maintenance and care
tab is installed securely.
●If the lights do not turn on even after the
fuse has been replaced, a bulb may need
replacement.
●If the replaced fuse blows again, have the
vehicle inspected by your Lexus dealer.
■If there is an overload in a circuit
The fuses are designed to blow, protecting
the wiring harness from damage.
■When replacing light bulbs
Lexus recommends that you use genuine
Lexus products designed for this vehicle.
Because certain bulbs are connected to cir-
cuits designed to prevent overload,
non-genuine parts or parts not designed for
this vehicle may be unusable.
Adjustment bolt A
Adjustment bolt B
 Make sure the vehicle has a full tank
of gasoline and the area around the
headlight is not deformed.
 Park the vehicle on level ground.
 Make sure the tire inflation pressure
is at the specified level.
 Have someone sit in the driver’s
seat.
 Bounce the vehicle several times.
1 Using a Phillips-head screwdriver,
turn bolt A in either direction.
Remember the turning direction and the
WARNING
■To prevent system breakdowns and
vehicle fire
Observe the following precautions.
Failure to do so may cause damage to
the vehicle, and possibly a fire or injury.
●Never use a fuse of a higher amperage
rating than that indicated, or use any
other object in place of a fuse.
●Always use a genuine Lexus fuse or
equivalent.
Never replace a fuse with a wire, even
as a temporary fix.
●Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload
determined and repaired by your Lexus
dealer as soon as possible.
Headlight aim
Vertical movement adjusting
bolts
Before checking the headlight
aim
Adjusting the headlight aim
A
B

397Alphabetical Index
RC F Owner's Manual
Preparing and checking before winter......................................................................... 203
Engine coolant temperature gauge ....... 66
Engine immobilizer system .........................57
Engine oil Capacity ...........................................................341
Checking ....................................................... 265
Low engine oil pressure warning light.......................................................................... 301
Preparing and checking before winter ......................................................................... 203
Engine switch ..................................................128 Auto power off function ............................ 131
Changing the engine switch modes. 130
If your vehicle has to be stopped in an
emergency ................................................ 292
EPS (Electric Power Steering) ................199 Electric power steer ing system warning
light ................................................................ 302
Event data recorder (EDR) ........................... 8
F
First-aid kit storage belt ............................ 225
Flat tire Tire pressure warning system ............. 273
Vehicles with a spare tire ........................ 321
Vehicles without a spare tire .................. 311
Floor mats ...........................................................22
Fluid Automatic transmission .......................... 343
Brake....................................................268, 344
Washer ........................................................... 270
Footwell light ................................................... 221
Front passenger occupant classification system .............................................................. 36
Front seats Adjustment..................................................... 103
Cleaning......................................................... 243
Correct driving posture .............................23
Driving position memory........................ 105
Memory recall function ........................... 106
Power easy access system .................... 105 Seat heaters ....................................................219
Seat position memory .............................. 105
Seat ventilators ..............................................219
Front side marker light Light switch .................................................... 138
Front turn signal lights Replacing light bulbs................................ 287
Turn signal lever .......................................... 136
Fuel Capacity ...........................................................341
Fuel gauge........................................................ 66
Fuel pump shut off system.....................299
Information .................................................... 347
Low fuel level warning light ................. 304
Refueling.......................................................... 150
Type ....................................................................341
Fuel consumption Average fuel economy .............................. 75
Current fuel consumption ........................ 75
Fuel filler door If the fuel filler do or cannot be opened
..........................................................................329
Refueling.......................................................... 150
Fuel gauge ......................................................... 66
Fuel pump shut off system........................ 299
Fuses ................................................................. 283
G
Garage door opener ................................. 229
Gauges ............................................................... 66
Gear Position ....................................................76
G-force................................................................79
Glove box ....................................................... 224
Glove box light ............................................. 224
H
Headlight aim ................................................ 285
Headlights Automatic High Beam system ............. 140
Light switch .................................................... 138
Replacing light bulbs................................ 287

401Alphabetical Index
RC F Owner's Manual
PCS warning light .....................................303
R
Radar cruise control (dynamic radar cruise control) ............................................................ 171
Radiator ........................................................... 268
RCTA Function ............................................................ 179
Rear Cross Traffic Alert (RCTA) ........... 179
Rear passengers’ seat belt reminder lights
..........................................................................305
Rear seats Seat heaters .................................................... 219
Seat ventilators.............................................. 219
Rear side marker lights Light switch .................................................... 138
Rear turn signal lights Replacing light bulbs................................ 287
Turn signal lever ...........................................136
Wattage.......................................................... 346
Rear view mirror Inside rear view mirror............................. 109
Outside rear view mirrors ....................... 110
Rear window defogger ...............................215
Refueling Capacity ...........................................................341
Fuel types.........................................................341
If the fuel filler door cannot be opened......................................................................... 329
Opening the fuel tank cap ..................... 150
Remote Touch .............................................. 206
Replacing Electronic key battery................................281
Fuses ................................................................ 283
Light bulbs.....................................................286
Tires .................................................................... 321
Resetting the message indicating mainte- nance is required ...................................... 255
Rev indicator .................................................... 70
Rev peak............................................................... 71
S
Seat belt reminder light................. 304, 305
Seat belts............................................................ 24 Automatic Locking Retractor................. 26
Child restraint system installation ......... 43
Cleaning and maintaining the seat belt.......................................................................... 243
Driver’s and front pa ssenger’s seat belt
reminder light and buzzer ................ 304
Emergency Locking Retractor .............. 26
How to wear your seat belt ..................... 25
How your child should wear the seat belt
............................................................................. 25
Pregnant women, proper seat belt use ............................................................................. 24
Rear passengers’ seat belt reminder lights and buzzer ................................... 305
Seat belt extender......................................... 25
Seat belt pretensioners .............................. 27
SRS warning light........................................ 301
Seat heaters .....................................................219
Seat position memory................................. 105
Seat ventilators ...............................................219
Seating capacity.............................................126
Seats Adjustment ..................................................... 103
Child seats/child restraint system installa-tion .................................................................... 42
Cleaning ......................................................... 243
Driving position memory ........................ 105
Power easy access system .................... 105
Properly sitting in the seat ........................ 23
Seat heaters ....................................................219
Seat position memory .............................. 105
Seat ventilators ..............................................219
Sensor Automatic headlight system .................. 138
Automatic High Beam system ............. 140
Inside rear view mirror ............................... 110
LDA (Lane Departure Alert with steering control) ......................................................... 164