fuel pump Lexus IS350 2020 Owner's Manual / LEXUS 2020 IS300,IS350 OWNER'S MANUAL (OM53F29U)

TABLE OF CONTENTS6
IS350 AWD/IS350/IS300 AWD/IS300_U
7-1. Maintenance and careCleaning and protecting the vehicle exterior ................ 454
Cleaning and protecting the vehicle interior.................. 458
7-2. Maintenance Maintenance requirements ..............................461
General mainte nance.............. 464
Emission inspection and maintenance (I/M)
programs.................................... 467
7-3. Do-it-yourself maintenance
Do-it-yourself service precautions................................ 468
Hood ............................................... 470
Positioning a floor jack .............. 471
Engine compartment ............... 473
Tires ................................................. 485
Tire inflation pressure .............. 495
Wheels ........................................... 498
Air conditioning filter ...............500
Electronic key battery.............. 502
Checking and replacing fuses.............................................. 504
Light bulbs .................................... 507 8-1. Essential information
Emergency flashers ....................514
If your vehicle has to be stopped in an
emergency ................................. 515
If the vehicle is trapped in rising water ..................................516
8-2. Steps to take in an emergency
If your vehicle needs to be towed ............................................. 517
If you think something is wrong........................................... 523
Fuel pump shut off system.......................................... 524
If a warning light turns on or a warning buzzer
sounds ......................................... 525
If a warning message is displayed .................................... 532
If you have a flat tire .................. 559
If the engine will not start ........ 570
If the electronic key does not operate properly ............. 572
If the vehicle battery is discharged................................. 575
If your vehicle overheats......... 579
If the vehicle becomes stuck .............................................583
7Maintenance and care8When trouble arises

218
IS350 AWD/IS350/IS300 AWD/IS300_U4-4. Refueling
●Close all the doors and windows,
and turn the engine switch off.
●Confirm the type of fuel.
■Fuel types
P. 589
■Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your vehi cle has a fuel tank opening that only accom-
modates the specia l nozzle on unleaded fuel pumps.
■If the malfunction indicator lamp illuminates
The malfunction indicator lamp may illuminate erroneously if refueling is performed
repeatedly when the fuel tank is nearly full.
Opening the fuel tank cap
Perform the following steps to open the fuel tank cap:
Before refueling the vehicle

513
When trouble arises8
IS350 AWD/IS350/IS300 AWD/IS300_U
8-1. Essential informationEmergency flashers ................... 514
If your vehicle has to be stopped in an
emergency.................................. 515
If the vehicle is trapped in rising water ................................. 516
8-2. Steps to take in an emergency
If your vehicle needs to be towed .............................................517
If you think something is wrong ........................................... 523
Fuel pump shut off system ...... 524
If a warning light turns on or a warning buzzer
sounds.......................................... 525
If a warning message is displayed..................................... 532
If you have a flat tire ..................559
If the engine will not start ........ 570
If the electronic key does not operate properly ............. 572
If the vehicle battery is discharged ................................. 575
If your vehicle overheats ......... 579
If the vehicle becomes stuck .............................................583

5248-2. Steps to take in an emergency
IS350 AWD/IS350/IS300 AWD/IS300_U
Follow the procedure below to restart the engine after the system is activated.
Turn the engine switch to ACCESSORY mode or turn it off.
Restart the engine.
Fuel pump shut off system
To minimize the risk of fuel leakage wh en the engine stalls or when an airbag
inflates upon collision, the fuel pump shut off system stops the supply of fuel to
the engine.
NOTICE
■Before starting the engine
Inspect the ground under the vehicle.
If you find that fuel has leaked onto the ground, the fuel system has been damaged and
is in need of repair. Do not restart the engine.
1
2

5999-1. Specifications
9
Vehicle specifications
IS350 AWD/IS350/IS300 AWD/IS300_U
■Non-recommendation of the use of blended gasoline
●If you use gasohol in your vehicle, be sure that it has an octane rating no lower than 91.
●Lexus does not recommend the use of gasoline containing methanol.
■Non-recommendation of the use of gasoline containing MMT
Some gasoline contains an octane enhancing additive called MMT (Methylcyclopenta-
dienyl Manganese Tricarbonyl).
Lexus does not recommend the use of gasoline that contains MMT. If fuel containing
MMT is used, your emission control system may be adversely affected.
The malfunction indicator lamp on the instru ment cluster may come on. If this happens,
contact your Lexus dealer for service.
■If your engine knocks
●Consult your Lexus dealer.
●You may occasionally notice light knocking for a short time while accelerating or driv-
ing uphill. This is normal and there is no need for concern.
●Use only gasoline containing up to 15% etha-
nol.
DO NOT use any flex-fuel or gasoline that
could contain more than 15% ethanol, includ-
ing from any pump labeled E30, E50, E85
(which are only some examples of fuel con-
taining more than 15% ethanol).DO NOT use gasoline con-
taining more than 15% ethanol.
(30% ethanol)
(50% ethanol)
(85% ethanol)

646Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U
First-aid kit storage belt ..................... 435
Flat tire ...................................................... 559
Floor mats ................................................... 26
FluidAutomatic transmission ................. 593
Brake ....................................................... 594
Washer .................................................. 484
Footwell light .......................................... 428 Wattage ..................................................597
Front passenger occupant classification system ............................ 46
Front personal lights............................ 429 Wattage ..................................................597
Front seats .................................................143 Adjustment ............................................. 143
Cleaning ................................................ 458
Correct driving posture .................... 28
Driving position memory .................147
Head restraints ..................................... 152
Power easy access system .............147
Seat heaters .......................................... 427
Seat position memory........................147
Seat ventilators .................................... 427
Front turn signal lights ......................... 198 Replacing light bulbs ....................... 508
Turn signal lever .................................. 198
Wattage ..................................................597 Fuel............................................................... 218
Capacity................................................ 589
Fuel gauge ............................................... 89
Fuel pump shut off system ............ 524
Information........................................... 598
Refueling ..................................................218
Type......................................................... 589
Warning light ....................................... 527
Fuel consumption Average fuel economy .............................. 112, 113, 115
Current fuel consumption....................... 112, 113, 115
Fuel filler door.......................................... 218 If the fuel filler door cannot be opened ......................... 220
Refueling ..................................................218
Fuel gauge ................................................. 89
Fuel pump shut off system .................524
Fuses.......................................................... 504
Garage door opener...........................442
Gauges........................................................ 89
Gear positions......................................... 195
Glove box ................................................432
Glove box light.......................................432
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