check engine light Lexus GS300 2019 Owner's Guide

530
GS350_300_OM_OM30G96U_(U)8-1. Specifications
*: The fluid capacity is the quantity of reference.
If replacement is necessary, contact your Lexus dealer.
Electrical system
Battery
Open voltage at 68 F (20 C):12.3 V or higher
(Voltage is checked 20 minutes after the engine
and all lights are turned off.)
Charging rates5 A
Automatic transmission
Fluid capacity*
GS350 (2WD)10.0 qt. (9.5 L, 8.4 Imp.qt.)
GS350 (AWD)10.6 qt. (10.0 L, 8.8 Imp.qt.)
GS3009.2 qt. (8.7 L, 7.7 Imp.qt.)
GS F11.8 qt. (11.2 L, 9.9 Imp.qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■Automatic transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause deterioration
in shift quality, locking up of your transm ission accompanied by vibration, and ulti-
mately damage the transmission of your vehicle.
Front differential (AWD models)
Oil capacity0.74 qt. (0.70 L, 0.62 Imp.qt.)
Oil type and viscosityToyota Genuine Differential gear oil GL-5 or equivalent
Above 0 F (-18 C): SAE90
Below 0 F (-18 C): SAE80W or SAE80W-90

582What to do if... (Troubleshooting)
GS350_300_OM_OM30G96U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passe nger wearing the seat belts? (P. 439)
●The parking brake indicator is on
Is the parking brake released? ( P. 217)
Depending on the situation, other types of warning buzzer may also sound.
( P. 437, 444)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 79)
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?
Check the message on the multi-information display. ( P. 444)
●When a warning light turns on or a warning message is displayed, refer to
P. 437, 444.A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

588Alphabetical index
GS350_300_OM_OM30G96U_(U)
Eco drive mode ...................................... 281
Eco Driving Indicator...............................91
Eco driving meter .................................... 98
EDR (Event data recorder) ...................10
Electric Power Steering (EPS) ....... 297Function .................................................. 297
Warning light ...................................... 438
Warning message ............................. 444
Electronic key ......................................... 138 Battery-saving function .................... 158
If the electronic key does not operate properly............................ 504
Replacing the battery .........................412
Emergency, in case of If a warning buzzer sounds........... 437
If a warning light turns on............... 437
If a warning message is displayed ........................................ 444
If the electronic key does not operate properly ....... 504
If the engine will not start............... 500
If the vehicle is trapped in rising water ........................................428
If the parking brake cannot be released ....................... 502
If the vehicle battery is discharged ........................................ 507
If you have a flat tire ............. 475, 486
If you think something is wrong...............................................435
If your vehicle becomes stuck ...... 518
If your vehicle has to be stopped in an emergency ............................. 427
If your vehicle needs to be towed .......................................429
If your vehicle overheats ................. 512 Emergency flashers .............................426
Emergency tire puncture repair
kit ............................................................. 486
Engine Accessory mode ............................... 204
Compartment ..................................... 378
Engine switch ...................................... 203
Hood........................................................ 375
How to start the engine.................. 203
Identification number....................... 524
Ignition switch (engine switch.................................. 203
Overheating........................................... 512
Engine compartment cover...............381
Engine coolant ...................................... 388 Capacity................................................. 529
Checking .............................................. 388
Preparing and checking before winter ....................................304
Engine coolant temperature gauge .............................................. 92, 100
Engine immobilizer system .................. 77
Engine oil ................................................. 383 Capacity................................................. 526
Checking ...............................................383
Oil level warning message ........... 444
Oil pressure warning message........................... 444
Preparing and checking before winter ....................................304
E

599Alphabetical index
GS350_300_OM_OM30G96U_(U)
Tachometer .....................................93, 100Variable red zone............................... 103
Tail lights................................................... 222 Light switch ........................................... 222
Replacing light bulbs ........................ 422
Welcome light illumination control ................................................... 144
Talk switch
*
Telephone switches*
Theft deterrent system Alarm........................................................... 79
Engine immobilizer system.............. 77
Tire inflation pressure ......................... 532 Maintenance data ..............................532
Tire inflation pressure display function ............................................... 396
Warning light .......................................439
Warning message ............................. 444
Tire information ..................................... 539 Glossary .................................................544
Size ............................................................. 541
Tire identification number............... 541
Uniform Tire Quality Grading...............................................543
Tire pressure warning system ......... 396 Function ................................................. 396
Initializing................................................397
Installing tire pressure warning valves and transmitters ............... 396
Registering ID codes ...................... 398
Warning light .......................................439
Warning message ............................. 444 Tires ........................................................... 395
Chains .....................................................306
Checking ...............................................395
Emergency tire puncture repair kit ..............................................486
If you have a flat tire ..............475, 486
Inflation pressure................................ 532
Information............................................539
Replacing ............................................... 475
Rotating tires ........................................ 396
Size ........................................................... 532
Snow tires ............................................. 308
Spare tire................................................ 475
Tire inflation pressure display function................................................ 396
Tire pressure warning system ..... 396
Warning light ....................................... 439
Warning message............................. 444
Tools ........................................................... 476
Top tether strap ....................................... 68
Torque Vectoring Differential (TVD) ......................................................294
Total load capacity............................... 200
Towing Dinghy towing ..................................... 202
Emergency towing ........................... 429
Towing eyelet ........................................ 431
Trailer towing.........................................201
TRAC (Traction Control) Function .................................................. 296
TRAC OFF switch ............................298
T
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.