2015 Lexus GS350 transmission fluid

170
GS350_OM_OM30E15U_(U)
4-1. Before driving
NOTICE
■When encountering flooded roads
Do not drive on a road that has flooded after heavy rain etc. Doing so may cause
the following serious damage to the vehicle:
●Engine stalling
●Short in electrical components
●Engine damage caused by water immersion
In the event that you drive on a flooded road and the vehicle is flooded, be sure to
have your Lexus dealer check the following:
●Brake function
●Changes in quantity and quality of oil and fluid used for the engine, transmission,
transfer (AWD models), differential, etc.
●Lubricant condition for the propeller shaft, bearings and suspension joints (where
possible), and the function of all joints, bearings, etc.

GS350_OM_OM30E15U_(U)
1874-2. Driving procedures
4
Driving
To enter M mode, shift the shift lever to M. Gears can then be selected by
operating the shift lever or paddle shif t switches, allowing you to drive in
the gear of your choosing.
Upshifting
Downshifting
The gear changes once every time the
shift lever or paddle shift switch is
operated.
6-speed models:
The selected gear, from M1 to M6, will
be fixed and displayed in the meter.
8-speed models:
The selected gear, from M1 to M8, will
be fixed and displayed in the meter.
When in the M position, the gear will not change unless the shift lever
or paddle shift switches are operated.
However, even when in the M position, the gears will be automatically
changed in the following situation:
●When vehicle speed drops (downshift only).
●When the automatic transmission fluid or engine coolant tempera-
ture is low.
●When automatic transmission fluid temperature is high.
●When the needle of the tachometer is in the red zone (the range
which exceeds the allowable revs of the engine).
Selecting gears in the M position
1
2

188
GS350_OM_OM30E15U_(U)
4-2. Driving procedures
In the following situations, the gear will not shift even if the shift lever or
paddle shift switches are operated.
●“1st Gear not available due to slippe ry road surface” is displayed on
the multi information display.
●The vehicle speed is low (upshift only).
■Automatic deactivation of shift range selection in the D position
Shift range selection in the D position will be deactivated in the following situations:
●When the vehicle comes to a stop
●If the accelerator pedal is depressed for more than a certain period of time
●When the shift lever is shifted to other than D
■To protect automatic transmission
When the temperature of the transmission fluid or engine oil becomes high, protec-
tion control is performed temporarily. Wh en “Transmission Fluid High Temperature”
is displayed on the multi-information display, have the vehicle inspected by your
Lexus dealer.
■Downshifting restrictions warning buzzer
To help ensure safety and driving perfor mance, downshifting operation may some-
times be restricted. In some circumstances, downshifting may not be possible even
when the shift lever or paddle shift switch is operated. (A buzzer will sound twice.)
■Snow mode automatic deactivation
Snow mode is automatically deactivated if the engine switch is turned off after driv-
ing in snow mode.
■If the shift lever cannot be shifted from P
 P. 5 1 9

4827-2. Steps to take in an emergency
GS350_OM_OM30E15U_(U)A buzzer sounds and a warning messa
ge is shown on the multi-informa-
tion display. Failure to investigate the cause of the following warnings may
lead to the system operating abnorma lly and possibly cause an accident.
Have the vehicle inspected by your Lexus dealer.
Have the vehicle inspected immediately.
Wa r n i n g m e s s a g eDetails
(AWD models)
Indicates a malfunction in the AWD system
Indicates that the automatic transmission fluid tem-
perature is too high
(If equipped)
Indicates a malfunction in the pre-collision system(Flashes)

GS350_OM_OM30E15U_(U)
5418-1. Specifications
8
Vehicle 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):12.6  12.8 V Fully charged
12.2
 12.4 V Half charged
11.8  12.0 V Discharged
(Voltage is checked 20 mi nutes after the engine and
all lights are turned off.)
Charging rates5 A max.
Automatic transmission
Fluid capacity*2WD10.0 qt. (9.5 L, 8.4 Imp.qt.)
AW D10.6 qt. (10.0 L, 8.8 Imp.qt.)
Fluid typeTo y o t a G e n u i n e AT F W S
NOTICE
■Automatic transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause deterio-
ration in shift quality, locking up of yo ur transmission accompanied by vibration,
and ultimately damage the tr ansmission of your vehicle.

597Alphabetical index
GS350_OM_OM30E15U_(U)
Armrest door ......................................... 357
Ashtrays.................................................... 344
Assist grip ................................................ 359
Audio input
*
Audio system*
Automatic headlight leveling system ......................................................199
Automatic light control system ......................................................196
Automatic transmission ...................... 184 If the shift lever cannot be shifted from P ............. 519
M mode ................................................... 187
Paddle shift switches ......................... 186
AUX port
*
Auxiliary boxes ...................................... 338
AVS (Adaptive Variable Suspension system).......................... 250 Back-up lights
Replacing light bulbs ....................... 454
Wattage .................................................545
Battery ...................................................... 406 Battery checking ................................406
If the vehicle battery is discharged .................................... 525
Preparing and checking before winter.................................................... 284
Warning light ......................................... 471
Blind Spot Monitor (BSM) ............... 268
Bluetooth
®*
Brake Fluid .......................................................... 542
Parking brake ........................................ 192
Warning light ........................... 470, 472
Warning message............................ 480
Brake assist ..............................................249
Break-in tips ............................................. 162
Brightness control Instrument panel light control ........ 82
BSM (Blind Spot Monitor) ............... 268 Blind Spot Monitor function..........272
Rear Cross Traffic Alert function................................................ 275
B
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

601Alphabetical index
GS350_OM_OM30E15U_(U)
First-aid kit storage net ...................... 339
Flat tire ...................................................... 504
Floor mats ................................................... 26
FluidAutomatic transmission ................... 541
Brake ........................................................542
Washer .................................................. 409
Fog lights ................................................... 201 Replacing light bulbs ............447, 455
Switch........................................................ 201
Wattage ................................................. 545
Footwell light .......................................... 329
Front passenger occupant classification system .............................47
Front personal lights............................ 330
Front seats .................................................134 Adjustment ............................................. 134
Cleaning ................................................ 380
Correct driving posture .................... 28
Driving position memory ................ 136
Head restraints ......................................142
Power easy access system ............ 136
Seat heaters ..........................................349
Seat position memory....................... 136
Seat ventilators ....................................349
Front side marker lights .......................196 Light switch ............................................ 196
Replacing light bulbs ....................... 455
Welcome light illumination control ................................................... 107 Front turn signal lights ..........................190
Replacing light bulbs ....................... 449
Turn signal lever .................................. 190
Wattage .................................................545
Fuel............................................................... 210 Capacity.................................................538
Fuel gauge .................................................81
Fuel pump shut off system ............ 469
Information............................................ 546
Refueling ..................................................210
Type............................................... 210, 538
Warning light ....................................... 473
Warning messages .......................... 492
Fuel filler door.......................................... 210 Refueling ..................................................210
When the fuel filler door cannot be opened ........................... 213
Fuel pump shut off system .................469
Fuses...........................................................429
Garage door opener............................ 361
Gauges.......................................................... 81
Glove box ............................................... 334
Glove box light...................................... 334
F
G