engine LEXUS LS430 2005 Service Manual

GAUGES, METERS AND SERVICE REMINDER INDICATORS
96
w283
If the driving range exceeds 4,500 miles after the engine
oil maintenance data is reset, the master warning light
comes on, a warning tone sounds and the above message
appears for about 15 seconds when you turn the ignition
switch to “ON”. (U.S.A. only)
This message indicates that the engine oil should be replaced
soon. If the message appears, it is recommended to inspect
the engine oil with the ignition off. For details about inspection,
see “Checking the engine oil level” on page 452.
If the engine oil level is low, engine oil should be replaced.
Have it replaced at your Lexus dealer.
After the engine oil replacement, reset the engine oil
maintenance data and make sure the “Mileage Reset” appears
in the display.
NOTICE
The warning message in the display is based on the
driving range after the engine oil maintenance data
reset. This is not based on the monitoring of dirty
condition of the engine oil.
w284
If the driving range exceeds 5,000 miles after the engine
oil maintenance data is reset, the master warning light
comes on, a warning tone sounds and the above message
appears. (U.S.A. only)
This message indicates that the engine oil should be replaced
as soon as possible. If the message appears, it is
recommended to inspect the engine oil with the ignition off. For
details about inspection, see “Checking the engine oil level” on
page 452.
If the engine oil level is low, engine oil should be replaced.
Have it replaced at your Lexus dealer.
After the engine oil replacement, reset the engine oil
maintenance data and make sure the “Mileage Reset” appears
in the display.
NOTICE
The warning message in the display is based on the
driving range after the engine oil maintenance data
reset. This is not based on the monitoring of dirty
condition of the engine oil.

INTERIOR EQUIPMENT
11 9
CIGARETTE LIGHTER ANDASHTRAY
14L239
Front cigarette lighter and ashtray (for some models)
14L213
Rear cigarette lighter and ashtray Open
the ashtray cover. To use the cigarette lighter, press
in the cigarette lighter. After it finishes heating up, it
automatically pops out ready for use.
Do not hold the cigarette lighter pressed in.
If the engine is not running, the ignition switch must be in the
“ACC” position to use the lighter.
When finished with your cigarette, thoroughly extinguish it in
the ashtray to prevent other cigarette butts from catching fire.
After using the ashtray, push it back in or close the lid
completely.
To remove the ashtray, raise the lid and pull it out.
Use a Lexus genuine cigarette lighter or equivalent for
replacement.
CAUTION
To reduce the chance of injury in case of an accident or
sudden stop while driving, always close the ashtray
completely after use.

INTERIOR EQUIPMENT
120
POWER OUTLETS
14L062
In the rear console box
14L233
On the right side of the selector lever (for some models) The power outlets are designed for power supply for car
accessories.
The ignition switch must be in the “ACC” or “ON” position fo\
r
the power outlets to be used.
NOTICE

To prevent the fuse from being blown, do not use the
electricity over the total vehicle capacity of 10A/12V.
 To prevent the battery from being discharged, do not
use the power outlets longer than necessary when
the engine is not running.
 Close the power outlet lids when the power outlets
are not in use. Inserting anything other than an
appropriate plug that fits the outlet, or allowing any
liquid to get into the outlet may cause electrical
failure or short circuits.

INTERIOR EQUIPMENT
138
Rear electric sunshade
14L283b
To raise the rear electric sunshade, push the switch. To
lower the shade, push the same switch again.
The sunshade works when the ignition switch is in the “ON”
position.
When the selector lever is shifted into the “R” position
while the sunshade is raised, the sunshade will be
automatically lowered.
To raise the sunshade again, perform any of the following
operations:
Shift the selector lever into the “P” position.
 Push the switch again.
 Move the selector lever out of “R” position and drive your
vehicle over 15 km/h (9 mph). Retained accessory power: Even after the ignition switch is
turned to the “ACC” or “LOCK” position, the sunshade can be
operated for about 60 seconds.
CAUTION
 Do not touch the brackets fastening the shade to
avoid injuring your fingers or hands.
 Do not put your fingers in the shade groove while the
shade is operating to avoid getting them caught or
injured by the runner.
NOTICE
To prevent the vehicle battery from being discharged,
always operate the shade while the engine is running.
 Observe the following to avoid damage and/or
malfunction:
Do not overload the shade motor and other parts (for
instance by pushing down on the sunshade bracket
while it is opening).
Do not place anything where it may hinder the
opening/closing of the shade.
Do not affix anything to the shade.
Clean the shade groove if there is any foreign matter
or dust on it.
Do not operate the rear electric sunshade repeatedly
for a long time as its motor may overheat.

EXTERIOR EQUIPMENT
146
FUEL TANK CAP
15L046a
The arrow head next to FUEL DOOR as shown indicates
on which side of your vehicle the fuel filler door is located.
15L092
1. To open the fuel filler door, pull the lever under the
instrument panel.
When refueling, turn off the engine.
CAUTION
Do not smoke, cause sparks or allow open flames
when refuelling. The fumes are flammable.
 When opening the cap, do not remove the cap
quickly. In hot weather, fuel under pressure could
cause injury by spraying out of the filler neck if the
cap is suddenly removed.

STEERING WHEEL AND MIRRORS
236
Rear
14L228a
To use the rear vanity mirrors, open the cover.
The vanity light comes on when you open the cover.
NOTICE
Keep the rear vanity mirrors closed when not in use.
Otherwise you may hit your head on the mirror when
you get in or out of the vehicle.
 To prevent the battery from being discharged, do not
leave the cover open for a long time while the engine
is stopped.

AIR CONDITIONING
239
The automatic air conditioning automatically maintains
the set temperature.
This
air conditioning features automatic fan speed and air flow
control which automatically se lects the most suitable fan
speed and air flow to control the temperature.
The ignition switch must be in the “ON” position.
NOTICE
To prevent the battery from being discharged, do not
leave the air conditioning on longer than necessary
when the engine is not running.
1 Temperature selector
(with the “DUAL” button on; for driver and rear
passengers)
(with the “DUAL” button off; for driver and all
passengers)
2 Passenger side temperature control button
3 Front windshield button
4 Driver side temperature display
(in degrees Fahrenheit or Centigrade)
5 Air intake control button
6 Fan speed display
7 Air flow display
8 Passenger side temperature display
(in degrees Fahrenheit or Centigrade)
9 Center vent vane swing button
10 Air conditioning onoff button
11 Air flow control button
12 Fan speed control button
13 OFF button
14 Automatic control button
15 Separate/dual control button

AIR CONDITIONING
241
The automatic air conditioning automatically maintains
the set temperature.
This
air conditioning features automatic fan speed and air flow
control which automatically se lects the most suitable fan
speed and air flow to control the temperature.
The ignition switch must be in the “ON” position.
NOTICE
To prevent the battery from being discharged, do not
leave the air conditioning on longer than necessary
when the engine is not running.
1 Temperature selector
(with the “DUAL” button on; for driver and rear
passengers)
(with the “DUAL” button off; for driver and all
passengers)
2 Passenger side temperature control button
3 Front windshield button
4 Driver side temperature display
(in degrees Fahrenheit or Centigrade)
5 Fan speed display
6 Air flow display
7 Air intake control button
8 Passenger side temperature display
(in degrees Fahrenheit or Centigrade)
9 Center vent vane swing button
10 Air conditioning onoff button
11 Air flow control button
12 Fan speed control button
13 OFF button
14 Automatic control button
15 Separate/dual control button

AUDIO
262
Using your audio system: some basics
This section describes some of the basic features of the Lexus
audio system. Some informat ion may not pertain to your
system.
Your audio system works when the ignition switch is in the
“ACC” or “ON” position.
NOTICE
To prevent the battery from being discharged, do not
leave the audio system on longer than necessary when
the engine is not running.
(a) Turning the system on and off
20L355
Push this knob to turn the audio system on and off. Turn
this knob to adjust the volume.
The system turns on in the last mode used.
20L356
Push the “AM·SAT”, “FM”, “TAPE” or “DISC” to turn on
that mode. The selected mode turns on directly.
Push these buttons if you want to switch from one mode to
another.
If the tape or CD is not set, the cassette player or CD player
does not turn on.
You can turn off the cassette player by ejecting the cassette
tape. If the audio system was previously off, then the entire
audio system will be turned off when you eject the cassette
tape. If another function was previously playing, it will come on
again.

SECTION 3 – 1
295
STARTING AND DRIVING
Starting and driving
Three−way catalytic converters296
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Engine exhaust caution 297
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Before starting the engine 298
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Smart ignition system with steering lock 298
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Ignition switch with steering lock 301
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Parking brake 304
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. . . . . .
How to start the engine 304
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Automatic transmission 305
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Electronic throttle control system 315
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Lexus park assist system 316
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Rear view monitor system 323
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Cruise control 326
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. . . . . .
Dynamic radar/laser cruise control 329
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Electronically modulated air suspension 360
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Traction control system 362
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Vehicle stability control system 364
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Brake system 366
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Tire pressure warning system 370
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Brake pad wear limit indicators 373
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Pre−collision safety system 374
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