oil pressure Lexus IS350 2019 Owner's Manual / 2019 IS300,IS350 OWNER'S MANUAL (OM53E71U)

15Pictorial index
IS350 AWD/IS350/IS300 AWD/IS300_U
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 210
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 306
To prevent freezing (windshield wiper de-icer)
*. . . . . . . . . . . . . . . . . . . . . . . P. 422
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 456
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 218
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 218
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 589
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 485
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 595
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 30 6
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . P. 485
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 559
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 470
Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 470
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 590
Coping with overheat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 579
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 535
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
Parking lights/daytime running lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
Turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 198
Tail lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
Stop lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 172
Back-up lights
Shifting the shift lever to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 1 91
License plate lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
Side marker lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 202
4
5
6
7
Light bulbs of the exterior lights for driving(Replacing method: P. 507, Watts: P. 597)
*: If equipped
8
9
10
11
12
13
14

1012. Instrument cluster
2
Instrument cluster
IS350 AWD/IS350/IS300 AWD/IS300_U
*1:Resetting: P. 98
*2: Use the displayed fuel consumption as a reference.
*3: When only a small amount of fuel is added to the tank, the display may not be
updated.
When refueling, turn the engine switch off. If the vehicle is refueled without turning the
engine switch off, the display may not be updated.
*4: This distance is computed based on your average fuel consumption. As a result, the
actual distance that can be driven may differ from that displayed.
■Eco Driving Indicator
 P. 109
■Boost gauge/engine oil temperature ga uge/engine oil pressure gauge (if
equipped)
*1
Boost gauge
Displays the boost pressure. The
display will change color if the
specified pressure is exceeded.
Engine oil temperature gauge
Displays the engine oil tempera-
ture. The display will flash if the
engine oil temperature exceeds
284 °F (140 °C).
Engine oil pressure gauge
Displays the engine oil pressure. A buzzer will sound and warning message
will be displayed if the engine oil pressure becomes low. ( P. 532)
This display is intended for use as a guideline. Depending on factors such as the
road surface condition, temperature and vehicle speed, the display may not show
the actual condition of the vehicle.
*1: For F SPORT models, this item is not ava ilable when the main meter is in the center
position.
1
2
3

4577-1. Maintenance and care
7
Maintenance and care
IS350 AWD/IS350/IS300 AWD/IS300_U
NOTICE
■To prevent paint deterioration and corrosion on the body and components (aluminum
wheels etc.)
●Wash the vehicle immediatel y in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If coal tar or tree sap is present on the paint surface
• If dead insects, insect droppings or bird droppings are present on the paint surface
• After driving in an area contaminated wi th soot, oily smoke, mine dust, iron pow-
der or chemical substances
• If the vehicle becomes heavily soiled with dust or mud
• If liquids such as benzene and gasoli ne are spilled on the paint surface
●If the paint is chipped or scratched, have it repaired immediately.
●To prevent the wheels from corroding, remove any dirt and store in a place with low
humidity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use organic subs tances or scrub with a hard brush.
This may damage the surfaces of the lights.
●Do not apply wax to the surfaces of the lights.
Wax may cause damage to the lenses.
■When using an automatic car wash (vehicle s with rain-sensing windshield wipers)
Set the wipers to the intermittent windshield wipers. ( P. 213)
If AUTO mode is selected, the wipers may operate and the wiper blades may be dam-
aged.
■When using a high pressure car wash
Do not bring the nozzle tip close to boots (rubber or resin manufactured cover), con-
nectors or the following parts. The parts may be damaged if they come into contact
with high-pressure water.
• Traction related parts
• Steering parts • Suspension parts
• Brake parts

468
IS350 AWD/IS350/IS300 AWD/IS300_U7-3. Do-it-yourself maintenance
Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the correct proce-
dure as given in these sections.
ItemsParts and tools
Battery condition
(
 P. 482)•Warm water• Baking soda•Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level
( P. 481)• SAE J1703 or FMVSS No.116 DOT 3 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine/intercooler
coolant level
( P. 478)
• “Toyota Super Long Life Coolan t” or a similar high quality
ethylene glycol-based non-silicate, non-amine, non-nitrite
and non-borate coolant with long-life hybrid organic acid
technology
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 Cool ant” is pre-mixed with 55%
coolant and 45% deionized water.
• Funnel (used only for adding coolant)
Engine oil level
(  P. 475)
• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses
( P. 504)• Fuse with same amperage rating as original
Light bulbs
( P. 507)
• Bulb with same number and wattage rating as original
• Phillips-head screwdriver•Flathead sc rewdriver
•Wrench
Radiator, condenser
and intercooler radi-
ator (P. 480)

Tire inflation pres-
sure (P. 495)• Tire pressure gauge• Compressed air source
Washer fluid
( P. 484)• Water or washer fluid containing antifreeze (for winter use)
• Funnel (used only for adding water or washer fluid)

5438-2. Steps to take in an emergency
8
When trouble arises
IS350 AWD/IS350/IS300 AWD/IS300_U
Indicates a malfunction in the PCS (Pre-Collision Sys-
tem)A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the BSM (Blind Spot Monitor)
system
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
Indicates abnormal engine oil pressure
A buzzer also sounds.
 Immediately stop the vehicle in a safe place and
contact your Lexus dealer.
Warning messageDetails/Actions

5528-2. Steps to take in an emergency
IS350 AWD/IS350/IS300 AWD/IS300_U
■Warning messages
The warning message illustrations used are intended as examples, and may differ from
the image that is actually displayed on the multi-information display.
■Warning message in radar cruise mode
In the following cases, the warning message may not be displa yed even if vehicle-to-vehi-
cle distance decreases:
● When your vehicle and the vehicle ahead ar e traveling at the same speed or the vehi-
cle ahead is traveling more quickly than your vehicle
●When the vehicle ahead is traveling at a very low speed
●Immediately after cruise control speed is set
●At the instant the accelerator pedal is depressed
■The LDA (Lane Departure Alert with steering control) lane departure warning func-
tion
In the following situations, th e warning message will not be displayed even if a lane line is
crossed.
●When the vehicle speed deviates from the operating range of the LDA system func-
tions ( P. 245)
●When the lane lines cannot be recognized ( P. 247)
■Resetting the message indicating ma intenance is required (if equipped)
Make sure to reset the oil change system. ( P. 462, 477)
■Conditions that the tire pressure wa rning system may not function properly
 P. 490
■Warning buzzer
P. 529

6089-1. Specifications
IS350 AWD/IS350/IS300 AWD/IS300_U
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pressure
Tire pressure when the vehicle has been parked for
three hours or more, or has no t been driven more than 1
mile or 1.5 km un der that condition
Maximum inflation pres-
sureThe maximum cold inflated pr essure to which a tire may
be inflated, shown on the sidewall of the tire
Recommended inflation
pressureCold tire inflation pressure recommended by a manu-
facturer
Accessory weight
The combined weight (in exce ss of those standard items
which may be replaced) of automatic transmission,
power steering, power brakes, power windows, power
seats, radio and heater, to the extent that these items are
available as factory-installed equipment (whether
installed or not)
Curb weight
The weight of a motor vehicle with standard equipment,
including the maximum capacity of fuel, oil and coolant,
and if so equipped, air co nditioning and additional
weight optional engine
Maximum loaded vehicle
weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight150 lb. (68 kg) times the numb er of occupants specified
in the second column of Table 1* that follows
Occupant distributionDistribution of occupants in a vehicle as specified in the
third column of Table 1
* below
Production options weight
The combined weight of in stalled regular production
options weighing over 5 lb. (2.3 kg) in excess of the
standard items which they re place, not previously con-
sidered in curb weight or accessory weight, including
heavy duty brakes, ride levelers, roof rack, heavy duty
battery, and special trim
RimA metal support for a tire or a tire and tube assembly
upon which the tire beads are seated

622
IS350 AWD/IS350/IS300 AWD/IS300_U9-3. Initialization
Items to initialize
The following items must be initialized for normal system operation after such
cases as the battery being reconnected
, or maintenance being performed on
the vehicle:
ItemWhen to initializeReference
Message indicating mainte-
nance is required• After the maintenance is per- formedP. 462
Tire pressure warning system
• When rotating the tires
• When changing the tire inflation
pressure by changing traveling
speed or load weight, etc.
P. 487
Oil maintenance• After the maintenance is per-formedP. 477

647Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U
Hands-free system (for cellular phone) ............................. 371
HD Radio
® system .............................. 338
Head restraints ........................................152
Headlights ............................................... 202 AFS (Adaptive Front-lighting System) ............................................... 203
Light switch ...........................................202
Replacing light bulbs ........................... 511
Headlights cleaner................................ 210
Heaters Air conditioning system ....................417
Heated steering wheel ....................426
Outside rear view mirrors ............. 422
Seat heaters .......................................... 427
Hill-start assist control ......................... 301
Hood .......................................................... 470 Open ........................................................470
Hooks Cargo hooks ........................................435
Coat hooks ............................................ 441
Retaining hooks (floor mat) ............. 26
Horn .............................................................156 I/M test ...................................................... 467
Identification
Engine .................................................... 588
Vehicle .................................................... 587
Ignition switch (engine switch) .........186
Illuminated entry system ....................429
Immobilizer system ................................. 76
Indicators .................................................... 86
Initialization Engine oil maintenance data ........477
Maintenance ........................................ 462
Moon roof .............................................. 168
Multi-information display................ 103
Power windows....................................163
Tire pressure warning system ............................... 487
Initiators (tire pressure warning system) ................................ 493
Inside door handle lights ................... 428
Inside rear view mirror......................... 157
Instrument panel light control .............92
Intercooler .............................................. 480
Intercooler coolant...............................478 Capacity................................................. 592
Checking ............................................... 478
Preparing and checking before winter ....................................306
Interior lights ...........................................429 Wattage ................................................. 597
Intuitive parking assist ........................ 260
HI

660
IS350 AWD/IS350/IS300 AWD/IS300_UGAS STATION INFORMATION
Auxiliary catch leverTrunk openerFuel filler door
P. 470 P. 130 P. 220
Hood lock release leverTire inflation pressure
P. 470
P. 595
Fuel tank capacity
(Reference) 17.5 gal. (66.3 L, 14.6 Imp. gal.)
Fuel type
Unleaded gasoline only P. 589
Cold tire inflation
pressure P. 595
Engine oil capacity
(Drain and refill —
reference)P. 590
Engine oil type
P. 590