Page 502 of 724
5027-3. Do-it-yourself maintenance
RC200t
Fuse boxes (→P. 540)
Battery ( →P. 513)
Engine oil level dipstick (→P. 504)
Engine oil filler cap (→ P. 506)
Engine coolant reservoir (→ P. 509)
Brake fluid reservoir ( →P. 512) Washer fluid tank (
→P. 516)
Electric cooling fans
Condenser ( →P. 511)
Intercooler radiator (→ P. 509)
Radiator (→ P. 511)
Intercooler coolant reservoir (→P. 511)1
2
3
4
5
6
7
8
9
10
11
12
Page 503 of 724
5037-3. Do-it-yourself maintenance
7
Maintenance and care
RC F
Fuse boxes (→P. 540)
Battery ( →P. 513)
Engine oil level dipstick (→P. 504)
Engine coolant reservoir (→ P. 509)
Engine oil filler cap (→ P. 506)Brake fluid reservoir (
→P. 512)
Washer fluid tank ( →P. 516)
Electric cooling fans
Condenser ( →P. 511)
Radiator (→ P. 511)1
2
3
4
5
6
7
8
9
10
Page 512 of 724

5127-3. Do-it-yourself maintenance
■Checking fluid level
The brake fluid level should be between the “MAX” and “MIN” lines on the
tank.
■Adding fluid
Make sure to check the fluid type and prepare the necessary items.
■Brake fluid can absorb moisture from the air
Excess moisture in the brake fluid can cause a dangerous loss of braking efficiency. Use
only newly opened brake fluid.
Brake fluid
RC350/RC300/RC200tRC F
Fluid type SAE J1703 or FMVSS No.116 DOT 3 brake fluid
Items Clean funnel
WARNING
■When filling the reservoir
Take care as brake fluid can harm your hands and eyes and damage painted surfaces.
If fluid gets on your hands or in your ey es, flush the affected area with clean water
immediately.
If you still experience di scomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads wear out or
when the fluid level in the accumulator is high.
If the reservoir needs frequent ref illing, there may be a serious problem.
Page 563 of 724
5638-2. Steps to take in an emergency
8
When trouble arises
●Fluid leaks under the vehicle.
(Water dripping from the air conditioning after use is normal.)
●Flat-looking tires or uneven tire wear
●Engine coolant temperature gauge continually points higher than normal.
●Changes in exhaust sound
●Excessive tire squeal when cornering
●Strange noises related to the suspension system
●Pinging or other noises related to the engine
●Engine missing, stumbling or running roughly
●Appreciable loss of power
●Vehicle pulls heavily to one side when braking
●Vehicle pulls heavily to one side when driving on a level road
●Loss of brake effectiveness, spongy feeling, pedal almost touches the floor
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs
adjustment or repair. Contact your Lexus dealer as soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms
Page 565 of 724

5658-2. Steps to take in an emergency
8
When trouble arises
If a warning light turns on or a warning buzzer
sounds
Calmly perform the following actions if any of the warning lights comes on or
flashes. If a light comes on or flashes, but then goes off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspecte d by your Lexus dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning
RC350/RC300/RC200t: This light also comes on when the
parking brake is not released. If th e light turns off after the parking
brake is fully released the system is operating normally.
→ Immediately stop the vehicle in a safe place and contact your
Lexus dealer. Continuing to drive the vehicle may be dangerous.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
→ Immediately stop the vehicle in a safe place and contact your
Lexus dealer.
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system
→ Have the vehicle inspected by your Lexus dealer immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
→ Have the vehicle inspected by your Lexus dealer immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
→ Have the vehicle inspected by your Lexus dealer immediately.
Page 573 of 724
![LEXUS RC F 2017 Owners Manual 5738-2. Steps to take in an emergency
8
When trouble arises
(If equipped)
Alerts the driver that the vehicle has deviated from the
lane (while the LDA [Lane Departure Alert] system is
operating)The la LEXUS RC F 2017 Owners Manual 5738-2. Steps to take in an emergency
8
When trouble arises
(If equipped)
Alerts the driver that the vehicle has deviated from the
lane (while the LDA [Lane Departure Alert] system is
operating)The la](/manual-img/36/58012/w960_58012-572.png)
5738-2. Steps to take in an emergency
8
When trouble arises
(If equipped)
Alerts the driver that the vehicle has deviated from the
lane (while the LDA [Lane Departure Alert] system is
operating)The lane line on the side the vehicle has deviated from
flashes in yellow.
The warning buzzer sounds continuously.
→ Check around the vehicle and back to inside of the
lane lines.
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning
A buzzer also sounds.
→ Immediately stop the vehicle in a safe place and
contact your Lexus dealer. Continuing to drive the
vehicle may be dangerous.
Indicates that one or more of the doors is not fully closed The system also indicates which doors are not fully
closed.
If the vehicle reaches a speed of 3 mph (5 km/h),
flashes and a buzzer sounds to indicate
that the door(s) are not yet fully closed.
→ Make sure that both side doors are closed.
Indicates that the hood is not fully closed
If the vehicle reaches a speed of 3 mph (5 km/h),
flashes and a buzzer sounds to indicate
that the hood is not yet fully closed.
→ Close the hood.
Indicates that the trunk is not fully closed
If the vehicle reaches a speed of 3 mph (5 km/h),
flashes and a buzzer sounds to indicate
that the trunk is not yet fully closed.
→ Close the trunk.
Warning messageDetails/Actions
(U.S.A.) (Canada) (Flashes)
Page 651 of 724
6519-1. Specifications
9
Vehicle specifications
*1: Minimum pedal clearance when depressed with a force of 112.4 lbf (500 N, 51.0 kgf)
while the engine is running.
*2: Parking brake pedal travel when depressed with a force of 67.4 lbf (300 N, 30.6 kgf)
Brakes
Pedal clear-
ance*1
RC350 (2WD)4.3 in. (108 mm) Min.
RC350/RC300 (AWD)4.5 in. (115 mm) Min.
RC200t4.1 in. (104 mm) Min.
RC F4.4 in. (112 mm) Min.
Pedal free play0.04 — 0.24 in. (1.0 — 6.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)
Parking brake lining wear limit0.04 in. (1.0 mm)
Parking brake pedal travel*27 ⎯ 10 clicks
Fluid typeSAE J1703 or FMVSS No.116 DOT 3
Steering
Free playLess than 1.2 in. (30 mm)
Page 704 of 724

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