lock Lexus IS250 2006 Using the audio system / LEXUS 2006 IS350/250 FROM MAY 2006 PROD. (OM53619U) Manual Online

310
4-3. Do-it-yourself maintenance
■Passenger’s side instrument panel
FuseAmpereCircuit
1FR P/SEAT RH30APo w e r s e a t
2DOOR DL15A
3OBD7. 5 AOn-board diagnosis system
4STOP SW7. 5 AStop lights
5TI & TE20AElectric tilt and telescopic steering
column
6RAD NO.310AAudio
7GAUGE7. 5 AMeter
8IGN10A
SRS airbag system, Lexus link system,
cruise control, steering lock system,
fuel system
9ACC7. 5 A
Lexus link system, clock, air condition-
ing system, audio, display, outside rear
view mirrors, smart access system
with push-button start
10CIG15ACigarette lighter
11PWR OUTLET15APo w e r o u t l e t
12RR DOOR RH20APo w e r w i n d o w s

315
4-3. Do-it-yourself maintenance
4
Maintenance and care
Replacing light bulbs■ Headlight high beams
Release the lock and remove the
cover.
Turn the bulb base counterclock-
wise.
Unplug the connector while
depressing the lock release.
STEP1
STEP2
STEP3

316
4-3. Do-it-yourself maintenance
■Parking lights
Release the lock and remove the
cover.
Turn the bulb base counterclock-
wise.
Remove the light bulb.
■ Back-up light
Open the trunk door and remove
the trunk panel cover clips.
STEP1
STEP2
STEP3
STEP1

317
4-3. Do-it-yourself maintenance
4
Maintenance and care
Partly remove the trunk panel
cover and turn bulb bases coun-
terclockwise.
Remove the light bulb.
■ Rear turn signal lights
Open the trunk door and remove
the cover.
Turn the bulb base counterclock-
wise.STEP2
STEP3
STEP1
STEP2

320
4-3. Do-it-yourself maintenance
CAUTION
■Replacing light bulbs
●Turn off the headlights. Do not attempt to replace the bulb immediately after turn-
ing off the headlights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bulb with bare hands. Hold the bulb by
the plastic or metal portion.
If the bulb is scratched or dropped it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failing to do so may
result in heat damage, fire, or water en tering the headlight unit. This may damage
the headlights or cause condensation to build up on the lens.
●Do not attempt to take apart or repair the low beam headligh t bulbs, connectors,
power supply circuits, or related components.
Doing so could result in electric shock and serious injury or death.
■Discharge headlights
●Contact your Lexus dealer be fore replacing discharge headlights (including light
bulbs).
●Do not touch the high-intensity discharge headlight’s high voltage socket when
the headlights are turned on.
An extremely high voltage of 20000 V wi ll be discharged and could result in
serious injury or death by electric shock.
■To prevent damage or fire
Make sure bulbs are fully seated and locked.

5
When trouble arises
327
5-1. Essential information
Switch to ACC mode so that the
steering wheel is unlocked.
From the rear (2WD models) Use a towing dolly under the front
wheel.
From the rear (AWD models)
NOTICE
■To prevent damaging the vehicle
●Do not tow the vehicle with the engine switch OFF.
The steering lock mechanism is not st rong enough to hold the front wheel
straight.
●When raising the vehicle, ensure adequate ground clearance for towing at the
opposite end of the raised vehicle. Wi thout adequate clearance, the vehicle
could be damaged while being towed.

5
When trouble arises
339
5-2. Steps to take in an emergency
Have the vehicle inspected by your Lexus dealer immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. Failing 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 your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
(If equipped)
Indicates a malfunction in the AWD system.
(Flashing and then
continuously on)
Indicates a malfunction in the tire pressure warning
system. ( P. 2 8 0 )
(Flashing)
Indicates a malfunction in the steering lock system.

5
When trouble arises
351
5-2. Steps to take in an emergency
InteriorbuzzerExterior buzzerWa r n i n g m e s s a g eDetailsCorrection
procedure
Once
(For vehicles with an
automatic transmission)
Indicates that a
door has been
opened or closed
and the engine
switch has been
switched twice to
ACC mode from
OFF.
Press the engine
switch while
applying the
brakes.
Once
(For vehicles with a
manual transmission)
Indicates that a
door has been
opened or closed
and the engine
switch has been
switched twice to
ACC mode from
OFF.
Press the engine
switch while
depressing the
clutch pedal.
Once
(Flashing)
Indicates that the
steering lock has
not released
within 3 seconds
of pressing the
engine switch.Press the engine
switch again while
turning the steer-
ing wheel with the
brake pedal
depressed.

360
5-2. Steps to take in an emergency
If the engine will not start
If the engine will not start, even though correct starting procedures are
being followed (
P. 94), consider each of the following points.
■The engine will not start even when the starter motor operates
normally.
One of the following may be the cause of the problem.
● There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
● The engine may be flooded.
Try to restart the engine once more following correct starting
procedures. ( P. 9 4 )
● There may be a malfunction in the engine immobilizer system.
( P. 54)
■ The starter motor turns over slow ly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a low vol-
ume.
One of the following may be the cause of the problem.
● The battery may be discharged. ( P. 366)
● The battery terminal connections may be loose or corroded.
■ The starter motor does not turn over, the interior lights and head-
lights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
● One or both of the battery terminals may be disconnected.
● The battery may be discharged. ( P. 366)
● There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if
repair procedures are unknown.

5
When trouble arises
361
5-2. Steps to take in an emergency
If the shift lever cannot be shifted from P
If the shift lever cannot be shifted with your foot on the brake, there may be
a problem with the shift lock system (a system to prevent accidental opera-
tion of the shift lever). Have the vehicle inspected by your Lexus dealer
immediately.
The following steps may be used as an emergency measure to ensure that
the shift lever can be shifted.
Set the parking brake.
Turn the engine switch to the ACC mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent.
Press the shift lock override but-
ton.
The shift lever can be shifted
while the button is pressed.
STEP1
STEP2
STEP3
STEP4
STEP5