automatic transmission LEXUS LS430 2006 Owners Manual

TABLE OF CONTENTSIndex
1-1. Key information .............................. 2Keys ......................................................... 2
1-2. Opening, closing and locking 
the doors and trunk ..................... 5
Smart access system......................... 5
Wireless remote control ............... 12
Doors..................................................... 15
Trunk...................................................... 19
1-3. Adjustable components ............ 22 Front seats .......................................... 22
Rear seats ........................................... 23
Driving position memory 
system ............................................... 25
Rear seat position memory 
system ............................................... 29
Head restraints.................................. 31
Seat belts ............................................ 34
Steering wheel.................................. 40
Auto anti-glare mirror................... 42
Side mirrors ....................................... 43
1-4. Opening and closing the 
windows and moon roof .......... 45
Power windows................................ 45
Moon roof .......................................... 48 1-5. Opening the fuel tank cap ......... 51
Opening the fuel tank cap............ 51
1-6. Theft deterrent system............... 54 Engine immobilizer system ......... 54
Alarm.................................................... 55
Theft prevention labels 
(U.S.A.Only) .................................. 57
1-7. Safety information ...................... 58 Correct driving posture .............. 58
SRS airbags ....................................... 60
Child restraint system
................... 73
Installing child restraints ............... 76
2-1. Driving procedures..................... 86 Driving the vehicle .......................... 86
Starting the engine ......................... 94
Automatic transmission................ 98
Turn signal lever.............................. 101
Parking brake ................................. 102
2-2. Instrument cluster ..................... 103 Gauges and meters ..................... 103
Indicators and warning lights ... 105
Multi-information display........... 107
1Before driving
2When driving

AB
Steering switches P.195
Compass
P.238
Rear electronic sunshade switch
P.225
Pictorial indexInstrument panel
Damping mode select switch P.138
Height control switch P.138
Driving pattern selector switch P.99
Automatic air conditioning controls P.162
Rear window defogger P.170
Audio system P.174
Glove box P.202
Clock P.210
Multi-information display
control switch
P.107
Automatic transmission selector lever
P.98
Traction control system off switch
P.141
Cigarette lighter and ashtray P.211
Seat heater switches/ Climate control
seat switches
P.218
Headlight cleaner switch P.117
Rear seat and rear head restraints
return switch
P.23

17
1-2. Opening, closing and locking the doors and trunk
1
Before driving
■Door closer (some models)
●If any door is latched, but not fully closed, it will close it automatically.
●Pulling the door handle will cancel the door closer operation, however if a rear
door's child protector is engaged, it is not possible to cancel the door closer
operation for that door.
●This system activates regardless of the ignition switch position.
■Door lock prevention
The doors cannot be locked from inside the vehicle, if a front door is open and the
k

ey is in the ignition switch.
■Key reminder function for vehicles not equipped with smart access system
A buzzer sounds if the driver’s door is opened, while the key is in the LOCK or
A
CC position to remind you to remove the key.
■Key reminder function for vehicles equipped with smart access system.
( P.344)
■Automatic door locking system
The vehicle locks all doors automatically, when the automatic transmission selector
le

ver is moved from the P position with the ignition switch in the ON position. 
This feature can be deactivated or changed ( P.384 )
■Customization
The doors that are automatically locked/unlocked, when the key is used can be
ch

anged. ( P.384 )

43
1
1-3. Adjustable components
Before driving
Side mirrors
Folding and extending the side mirrors
Folds the mirror.
Extends the mirror.
Automatic
If the switch is in the neutral posi-
tion, the side mirrors are set to
au
tomatic operation, and the indi -
cator light comes on. ( P.44 )
Adjust the mirror angle using the switch.
Select the mirror to adjust. 
(L : left or R : right)
Adjust the mirror up, down, in or
out using the switch.1
2
1
2
3
■Adjusting the side mirrors downward when reversing
Put the transmission selector lever in the “R” position.
Move the mirror switch to the “L” or “R” position.
The mirrors will return to their previous pos
ition if one of the following occurs:
• The selector lever is moved to a position other than “R”.
• The mirror switch is moved to the neutral position.
• The ignition switch is set to ACC.

2When driving
85
2-1. Driving procedures ................. 86Driving the vehicle ...................... 86
Starting the engine ...................... 94
Automatic transmission ............ 98
Turn signal lever ............................ 101
Parking brake .............................. 102
2-2. Instrument cluster .................. 103 Gauges and meters .................. 103
Indicators and warning 
lights ............................................. 105
Multi-information display ........ 107
2-3. Operating the headlight and 
windshield wipers .................. 110
Headlight switch .......................... 110
Fog light switch ............................. 113
Windshield wipers and 
washer ........................................... 114
Headlight cleaner switch.......... 117 2-4. Using other driving

systems ..................................... 118
Lexus park assist system ........... 118
Rear view monitor system....... 123
Cruise control .............................. 126
Dynamic radar/ laser cruise 
control .......................................... 129
Electronically modulated air 
suspension.................................. 138
Driver assist systems ................. 140
Pre-collision system 
(if equipped) .............................. 143
2-5. Driving information ................ 145 Cargo & luggage ....................... 145
Vehicle load limits....................... 148
Winter driving tips...................... 149
Trailer Towing ............................... 152
Dinghy towing.............................. 160

98
2-1. Driving procedures
Automatic transmission
Select a gear position appropriate for the driving conditions.
■Shifting the transmission selector lever
While the engine is running, the brake pedal must be depressed in order to
move the transmission selector lever from P.
■Gear uses
* Always use the “D” position to improve fuel economy and quiet driving.
Shift range
PParking the vehicle and starting the engine
(key removal position)
RReversing
NNeutral
DNormal driving*
S“S” mode driving
6Normal driving
5Accelerating/passing at high speed driving
4Driving on hilly roads or heavy towing
3Driving downhill when strong engine braking is necessary
2Driving downhill when stronger engine braking is necessary
1Driving downhill when maximum engine braking is
necessary

100
2-1. Driving procedures
■Downshifting restrictions in “S” mode
The selector lever cannot be down-shifted if the following speeds are exceeded. (A
buzz
er will sound twice in this situation.)
■Accelerating rapidly
Fully depress the accelerator pedal. Engine sp
eed will increase and the vehicle will
accelerate rapidly.
■When driving at a set speed using the cruise control system
Engine braking will not operate when driving in the “S” shifting mode, even if the
select
or lever is downshifted to “5” or “4”. ( P.129 )
■SNOW mode automatic deactivation
SNOW mode is automatically deactivated if the ignition switch is turned to ACC or
L

OCK after driving in SNOW mode.
■If the transmission selector le ver cannot be shifted from P.
 P.
3 5 4
■If the “S” mode indicator does not come on when the “S” mode is engaged
There may be a malfunction in the automatic transmission system. 
Have the vehicle inspected by your Lexus dealer immediately. 
(In this situation, the vehicle operates as if
the selector lever is in D.)
DownshiftingMaximum speed
mph (km/h)
D 390 (146)
3 262 (100)
2 136 (59)

225
3-5. Other interior features
3
Interior features
Sunshades
■Rear power sunshade operating conditions
The ignition switch must be in the ON position
■Automatic operation
●When the transmission selector lever is shifted into the “R” position while the
sunshade is up, the sunshade will be automatically lowered.
●To raise the sunshade again, perform any of the following operations:
• Shift the transmission selector lever in “P” position
• Push the switch again
• Move the transmission selector lever out of
“R” position and drive your vehi-
cle over 9 mph (15 km/h)
■ Rear power sunshade
To raise or lower the rear sun-
shade, push the button.
From front seats
From rear seats
■ Manual sunshades (if equipped)
Pull up on the tab and hook into
the channels.
1
2

253
4-2. Maintenance
4
Maintenance and care
Vehicle interior
ItemsCheck points
Accelerator pedal• Moves smoothly
(without uneven pedal effort or catching)?
Automatic transmission
“Park” mechanism• Can hold the vehicle securely on a incline with the selector lever in “P”?
Brake pedal
• Moves smoothly?
• Does it have appropriate clearance and correct amount of free play?
Brakes
• Not pull to one side when applied?
• Loss of brake effectiveness?
• Spongy feeling brake pedal?
• Pedal almost touches floor?
Head restraints• Move smoothly and lock securely?
Indicators/buzzers• Function properly?
Lights• Do all the lights come on?
• Headlights aimed correctly? ( P.311)
Pa r k i n g b r a ke• Moves smoothly?
• Can hold the vehicle securely on a incline?
Seat belts• Does the seat belt system operate smoothly?
• Are the belts undamaged?
Seats• The seat controls operate properly?
Steering wheel
• Moves smoothly?
• Has correct free play?
•No strange noise?

257
4-3. Do-it-yourself maintenance
4
Maintenance and care
Do-it-yourself maintenancePa r t s a n d t o o l s
Headlight aim 
( P.311)
• Phillips-head screwdriver
Power steering fluid
level
(P. 2 7 2 )
• Automatic transmission fluid DEXRON ll or
lll
• Rag or paper towel
• Funnel (used only for adding power steering fluid)
Radiator and 
condenser 
(P. 2 6 9 )

Tire inflation pressure 
(P. 2 8 3 )
• Tire pressure gauge
• Compressed air source
Wa s h e r f l u i d 
(P. 2 7 7 )
• Washer fluid containing antifreeze 
(for winter use)
• Funnel (used only for adding washer fluid)