2012 Lexus GS350 automatic transmission

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GS350/250_EE (OM30C36E)
4-1. Before driving
Driving the vehicle ............ 186
Cargo and luggage............. 197
Trailer towing .................... 198
4-2. Driving procedures
Engine (ignition) switch .... 207
Automatic transmission..... 214
Turn signal lever ............... 222
Parking brake .................... 224
Horn .................................. 227
4-3. Operating the lights and wipers
Headlight switch ............... 228
Automatic High Beam ...... 233
Fog light switch................. 239
Windshield wipers and
washer................................241
Headlight cleaner switch ... 248
4-4. Refueling
Opening the fuel tank cap . 2494-5. Using the driving support
Cruise control .................... 254
Dynamic radar cruise con-
trol.....................................258
LKA (Lane-Keeping
Assist)...............................274
Lexus (parking assist-sen-
sor)....................................284
Lexus (parking assist moni-
tor)....................................297
Driving mode select switch 326
Driving assist systems ....... 331
Hill-start assist control ...... 339
PCS (Pre-Crash Safety sys-
tem)....................................341
BSM (Blind Spot Monitor) 352
4-6. Driving tips
Winter driving tips ............ 359
4Driving

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4Driving
GS350/250_EE (OM30C36E)
4-1. Before driving
Driving the vehicle............ 186
Cargo and luggage ............ 197
Trailer towing.................... 198
4-2. Driving procedures
Engine (ignition) switch.... 207
Automatic transmission .... 214
Turn signal lever ............... 222
Parking brake .................... 224
Horn .................................. 227
4-3. Operating the lights
and wipers
Headlight switch............... 228
Automatic High Beam ...... 233
Fog light switch ................ 239
Windshield wipers
and washer ...................... 241
Headlight cleaner switch ... 2484-4. Refueling
Opening the fuel tank cap . 249
4-5. Using the driving support
systems
Cruise control ................... 254
Dynamic radar cruise
control ............................. 258
LKA
(Lane-Keeping Assist) .... 274
Lexus
parking assist-sensor....... 284
Lexus
parking assist monitor..... 297
Driving mode select switch326
Driving assist systems ...... 331
Hill-start assist control ...... 339
PCS (Pre-Crash Safety
system)............................ 341
BSM (Blind Spot Monitor) 352
4-6. Driving tips
Winter driving tips ............ 359

2154-2. Driving procedures
4
Driving
GS350/250_EE (OM30C36E)
Automatic transmission
While the engine switch is in IGNITION ON mode, move the
shift lever with the brake pedal depressed.
When shifting the shift lever between P and D, make sure that the vehi-
cle is completely stopped.
Shifting the shift lever

2204-2. Driving procedures
GS350/250_EE (OM30C36E)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 auto-
matically changed in the following situation:
When vehicle speed drops (downshift only).
When the automatic transmission fluid or engine coolant tem-
perature 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).
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 slippery road surface” is dis-
played on the multi information display.
The vehicle speed is low (upshift only).

2214-2. Driving procedures
4
Driving
GS350/250_EE (OM30C36E)
When the “-” paddle shift switch is operated in the D position
A shift range will be automatically selected. The highest gear of the first shift
range will be one gear lower than the gear in use during normal D position
driving.
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 “+” paddle shift switch is operated when the shift range is in range 5
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
“Transmission Fluid High Temperature” is displayed on the multi-informa-
tion display and a function is adopted that automatically selects a higher shift
range when the fluid temperature is high. Have the vehicle inspected by any
authorized Lexus dealer or repairer, or another duly qualified and equipped
professional.
Downshifting restrictions warning buzzer
To help ensure safety and driving performance, downshifting operation may
sometimes 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 driving in snow mode.
If the shift lever cannot be shifted from P
P. 8 1 7

3294-5. Using the driving support
4
Driving
GS350/250_EE (OM30C36E)Sport mode
Improves acceleration response by controlling the transmission
and steering. Suitable for when precise handling is desirable, for
example when driving on mountain roads.
When the driving mode select switch is turned right, the “SPORT” indica-
tor comes on in the instrument cluster.
Also, on vehicles equipped with a
12.3-inch display, the driving
mode is also automatically dis-
played on the “Side Display”.
(P. 370)
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331
4 4-5. Using the driving support
Driving
GS350/250_EE (OM30C36E)Sport mode
• SPORT S mode
Improves acceleration response by controlling the transmis-
sion. Suitable for when precise handling is desirable, for
example when driving on mountain roads.
When the driving mode select switch is turned right while a made other
than SPORT S mode is selected, the “SPORT S” indicator comes on in
the instrument cluster.
Also, on vehicles equipped with
a 12.3-inch display, the driving
mode is also automatically dis-
played on the “Side Display”.
(P. 370)
• SPORT S+ mode
Improves steering performance and driving stability by simul-
taneously controlling the steering and suspension in addition
to the transmission. Suitable for sporty driving.
When the driving mode select switch is turned right while SPORT S
mode is selected, the “SPORT S+” indicator comes on in the instrument
cluster.
Also, on vehicles equipped with
a 12.3-inch display, the driving
mode is also automatically dis-
played on the “Side Display”.
(P. 370)
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7507-2. Steps to take in an emergency
GS350/250_EE (OM30C36E)The following warning indicates the possibility of damage to the
vehicle that may lead to an accident. Immediately stop the vehicle
in a safe place and contact any authorized Lexus dealer or repairer,
or another duly qualified and equipped professional.
Failure to investigate the cause of the following warnings may lead
to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional imme-
diately.
Stop the vehicle immediately.
Wa r n i n g
lightWarning light/Details
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
Have the vehicle inspected by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional
immediately.
Wa r n i n g
lightWarning light/Details
Malfunction indicator lamp
Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system
SRS warning light
Indicates a malfunction in:
• The SRS airbag system; or
• The seat belt pretensioner system
ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system