check engine Lexus GS F 2017 Workshop Manual

6188-1. Specifications
GS350_200t_GS F_OM_OM30F83E_(EE)
GS350
* : The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.
■Engine oil selection
“Toyota Genuine Motor Oil” is used in your Lexus vehicle. Lexus recom-
mends the use of approved “Toyota Genuine Motor Oil”. Another motor oil of
matching quality can also be used.
Oil grade:
0W-20, 5W-30 and 10W-30:
API grade SL “Energy-Conserving”, SM “Energy-Conserving” or SN
“Resource-Conserving”; or ILSAC multigrade engine oil
15W-40:
API grade SL, SM or SN multigrade engine oil
Lubrication system
Oil capacity
(Drain and refill  reference *)
With filter
Without filter
6.4 L (6.8 qt., 5.6 Imp.qt.)
6.0 L (6.3 qt., 5.3 Imp.qt.)

621
8
8-1. Specifications
Vehicle specifications
GS350_200t_GS F_OM_OM30F83E_(EE)
GS200t
* : The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.
■Engine oil selection
“Toyota Genuine Motor Oil SAE 0W-20 for Downsized Turbo Gasoline
Engines” is used in your Lexus vehicle. Use Lexus approved “Toyota Genuine
Motor Oil SAE 0W-20 for Downsized Turbo Gasoline Engines” or equiva-
lent to satisfy the following grade and viscosity.
Oil grade:
“Toyota Genuine Motor Oil SAE 0W-20 for Downsized Turbo Gasoline
Engines” or API grade SL “Energy-Co nserving”, SM “Energy-Conserving” or
SN “Resource-Conserving”; or ILSAC multigrade engine oil
Viscosity grade:
SAE 0W-20 and 5W-30
Recommended viscosity (SAE):
“Toyota Genuine Motor Oil SAE
0W-20 for Downsized Turbo Gaso-
line Engines” is filled into your Lexus
vehicle at manufacturing, and SAE
0W-20 is the best choice for good
fuel economy and good starting in
cold weather.
If SAE 0W-20 oil is not available,
SAE 5W-30 oil may be used. How-
ever, it should be replaced with SAE
0W-20 at the next oil change.
Oil capacity
(Drain and refill  reference *)
With filter
Without filter
4.6 L (4.9 qt., 4.0 Imp.qt.)
4.3 L (4.5 qt., 3.8 Imp.qt.)
Temperature range anticipated
before next oil change Preferred

623
8
8-1. Specifications
Vehicle specifications
GS350_200t_GS F_OM_OM30F83E_(EE)
GS F
* : The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.
■Engine oil selection
“Toyota Genuine Motor Oil” is used in your Lexus vehicle. Lexus recom-
mends the use of approved “Toyota Genuine Motor Oil”. Another motor oil of
matching quality can also be used.
Oil grade:
5W-30 and 10W-30:
API grade SL “Energy-Conserving”, SM “Energy-Conserving” or SN
“Resource-Conserving”; or ILSAC multigrade engine oil
15W-40:
API grade SL, SM or SN multigrade engine oil
Recommended viscosity (SAE):
SAE 5W-30 is filled into your Lexus
vehicle at manufacturing, and the
best choice for good fuel economy
and good starting in cold weather.
If you use SAE 10W-30 or a higher
viscosity engine oil in extremely low
temperatures, the engine may
become difficult to start, so SAE
5W-30 engine oil is recommended.
Oil capacity
(Drain and refill  reference *)
With filter
Without filter
8.8 L (9.3 qt., 7.7 Imp.qt.)
7.9 L (8.3 qt., 7.0 Imp.qt.)
Temperature range anticipated
before next oil change Preferred

654What to do if... (Troubleshooting)
GS350_200t_GS F_OM_OM30F83E_(EE)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be made
by any authorized Lexus retailer or Lexus authorized repairer, or any reliable
repairer. ( P. 156)
● If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact any authorized Lexus retailer or Lexus authorized repairer, or any
reliable repairer immediately. ( P. 157)
● Is the electronic key battery weak or depleted? ( P. 491)
● Vehicles with entry function
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 241)
● Vehicles with entry function
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 due to the condition of the radio wave.( P. 175)
● Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock. ( P. 163)
If you have a problem, check the following before contacting any authorized
Lexus retailer or Lexus authorized repairer, or any reliable repairer.
The doors cannot be locked, un locked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

656What to do if... (Troubleshooting)
GS350_200t_GS F_OM_OM30F83E_(EE)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( P. 214)
● The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 242)
● The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 520)
● The parking brake indicator is on
Is the parking brake released? ( P. 256)
Depending on the situation, other type s of warning buzzer may also sound.
(  P. 518, 524)
● Did anyone inside the vehicle open a door or anything move inside the vehicle
during setting the alarm?
The sensor detects them and the alarm sounds. ( P. 92)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine. ● Is the electronic key left inside the vehicle or the moon roof opened (if
equipped)?
Check the message on the multi-information display. ( P. 524)
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activated and th
e horn sounds (if equipped)
A warning buzzer sounds when leaving the vehicle
(vehicles with entry function)

661
Alphabetical index
GS350_200t_GS F_OM_OM30F83E_(EE)
Clock ...............................................109, 429
Coat hooks .............................................. 434
Condenser ............................................. 466
Console box ........................................... 420
Console box light................................... 421
Coolant ..................................................... 464
Capacity ................................................. 625
Checking ............................................... 464
Preparing and checking before winter ....................................383
Cooling system ...................................... 464 Engine overheating ..........................602
Cruise control Cruise control .....................................355
Dynamic radar cruise control with full-speed range......................331
Dynamic radar cruise control ..... 343
Cup holders ............................................. 421
Curtain shield airbags ............................ 51
Customizable features ....................... 634
DAB (Digital Audio Broadcast) *
Daytime running light system ......... 264
Defogger Front windshield ................................. 402
Outside rear view mirrors.............402
Rear window ........................................ 402
Differential Front differential.................................. 627
Rear differential ................................... 627 Digital Audio Broadcast (DAB)
*
Dimensions ............................................... 612
Display 12.3-inch display ................................ 394
Drive information.......................122, 130
Dynamic radar cruise control
with full-speed range ..................... 331
Dynamic radar cruise control ..... 343
LDA (Lane Departure Alert with steering control)..................... 321
LKA (Lane-Keeping Assist) .......... 312
Multi-information display.........121, 129
Trip information ...........................108, 113
Warning message ............................ 524
Do-it-yourself maintenance ............. 449
Door courtesy lights Location ................................................... 416
Wattage ................................................... 631
Door lock Doors......................................................... 159
Smart entry & start system ............. 173
Wireless remote control ................. 154
Doors...........................................................159 Automatic door locking and
unlocking system ............................. 163
Door glasses.......................................... 214
Door lock ................................................ 162
Open door warning buzzer .......... 174
Open door warning light .............. 520
Outside rear view mirrors ................ 211
Rear door child-protector ............. 163
D
* : Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.

663
Alphabetical index
GS350_200t_GS F_OM_OM30F83E_(EE)
Emergency brake signal .................... 376
Emergency flashers ............................ 508
Emergency tire puncture
repair kit ................................................ 573
Engine......................................................... 616 Accessory mode.................................. 241
Compartment...................................... 454
Engine switch....................................... 240
Hood ..........................................................451
How to start the engine .................. 240
Identification number ........................ 615
Ignition switch
(engine switch) ................................ 240
Overheating .........................................602
Engine compartment cover ............. 457
Engine coolant ....................................... 464 Capacity ................................................. 625
Checking ............................................... 464
Preparing and checking before winter ....................................383
Engine coolant temperature gauge.............................................. 108, 113
Engine oil.................................................. 459 Capacity .................................................. 618
Checking ...............................................459
Oil level warning message ........... 524
Oil pressure warning message.............................................. 524
Preparing and checking before winter ....................................383 Engine switch ......................................... 240
Auto power off function ..................242
Changing the engine switch modes.................................................... 241
If your vehicle has to be stopped in an emergency .........509
Starting the engine............................ 240
EPS (Electric Power Steering) ....... 376
Function.................................................. 376
Warning light.........................................519
Warning message ............................ 524
Expert mode........................................... 378
First-aid kit storage net ...................... 425
Flat tire
Vehicles with spare tire.................. 557
Vehicles without spare tire........... 573
Floor mats ................................................... 42
Fluid Automatic transmission.................. 626
Brake ....................................................... 628
Washer ................................................... 470
Fog lights .................................................. 275
Replacing light bulbs ....................... 504
Switch .......................................................275
Follow me home system .................... 263
Footwell light ............................................416
Front air conditioning system .......... 396
Front fog lights ....................................... 275 Replacing light bulbs ....................... 504
Switch .......................................................275
F
*: Refer to the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.