engine Lexus GS350 2007 Using the front audio system / LEXUS 2007 GS430/350 OWNER'S MANUAL (OM30A04U)

470
5-2. Steps to take in an emergency
InteriorbuzzerExterior buzzerWa r n i n g m e s s a g eDetailsCorrection procedure
Once3 times
(Flashing)
An open door
other than the
driver's door is
closed while the
electronic key is
outside the detec-
tion range and the
engine switch is in
“ACC” or “IG-
ON” mode with
the shift lever in
“P”.
Tu r n t h e
engine
switch
“OFF” or
confirm the
location of
the elec-
tronic key.
Contin-
uousContin-
uous
(Displayed alternately)
(Flashing)
An open door
other than the
driver's door is
closed while the
electronic key is
outside the detec-
tion range and the
engine switch is in
“ACC” or “IG-
ON” mode with
the shift lever not
in “P”.
•Shift the shift lever
to “P”.
•Confirm the loca-
tion of the
electronic
key.
Once
(Flashing)
The electronic key
battery is low.Replace the
battery.
( P. 4 1 1 )

5
When trouble arises
471
5-2. Steps to take in an emergency
InteriorbuzzerExterior buzzerWa r n i n g m e s s a g eDetailsCorrection
procedure

An open door has
been closed and
the engine switch
has been turned
twice to the
“A C C ” m o d e f r o m
“OFF” mode.
Press the
engine
switch while
applying the
brakes.

(Flashing)
The steering lock
has not released
within 3 seconds
of pressing the
engine switch.
The engine switch
indicator will flash
green for 15 sec-
onds.Press the
engine
switch again
while turn-
ing the
steering
wheel with
the brake
pedal
depressed.

5
When trouble arises
473
5-2. Steps to take in an emergency
If you have a flat tire (Vehicles with standard tires)
Remove the flat tire and replace it with the spare provided.
■Before jacking up the vehicle
●Stop the v
ehicle on a hard, flat surface.
●Set the parking br
ake.
● Shif
t the shift lever to “P”.
●Stop the engine.
● T
urn on the emergency flashers.
■ Location of the spar
e tire, jack and tools
Wheel nut wrench Jack
Jack handle
Spare tireTi g h t e n
Loosen
Tools
Towing eyelet

480
5-2. Steps to take in an emergency
CAUTION
■Using the tire jack
Improper use of the tire jack may lead to death or injuries due to the vehicle sud-
denly falling off the jack.
●Do not use the tire jack for any purpose other than replacing tires or installing and
removing tire chains.
●Only use the tire jack that comes with this vehicle for replacing a flat tire. 
Do not use it on other vehicles, and do no t use other tire jacks for replacing tires
on this vehicle.
●Always check that the tire jack is securely set to the jack point.
●Do not raise the vehicle while someone is in it.
●When raising the vehicle, do not put an object on or under the jack.
●Do not raise the vehicle to a height greate r than that required to replace the tire.
●Use a jack stand if it is necessary to get under the vehicle.
●Do not put any part of your body under the vehicle supported by a jack.
●Do not start or run the engine while your vehicle is supported by the jack.
Take particular care when lowering the vehicle to ensure that no one working on or
near the vehicle may be injured.
■Replacing a flat tire
Observe the following precautions to reduce the risk of injury.
●Never use oil or grease on the wheel bolts or wheel nuts. 
The oil or grease can cause the wheel nuts to loosen, causing a serious accident.
Remove any oil or grease on the wheel bolts or wheel nuts.
●Have the wheel nuts tightened with a torque wrench to 76 ft•lbf (103 N•m, 10.5
kgf•m) as soon as possible after changing wheels. 
Failure to follow these precautions could cause the nuts to loosen and the wheels
may fall off, which could lead to an accident causing death or serious injury.

5
When trouble arises
483
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. 9 7), consider each of the following points.
■The engine will not start even wh en the starter motor operates
normally.
One of the following may be the cause of the problem.
● Ther
e may not be sufficient fuel in the vehicle’s tank. 
Add fuel to the vehicle.
● The engine may be flooded. 
Try to restart the engine once mor
e following correct starting
procedures.( P. 9 7 )
● Ther
e may be a malfunction in the engine immobilizer system.
( P. 5 2 )
■ The star
ter motor turns over slow ly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a lo
w vol-
ume
One of the following may be the cause of the problem.
● The batter
y may be discharged. (P. 4 9 2 )
● The batter
y terminal connections may be loose or corroded.
■ The star
ter 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 batter
y terminals may be disconnected.
● The batter
y may be discharged. (P. 4 9 2 )

484
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
imme

diately. 
The following steps may be used as an emergency measure to ensure that
the shift le
ver 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
s
crewdriver 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

486
5-2. Steps to take in an emergency
If the electronic key does not operate properly
Locking and unlocking the doors, unlocking the trunk and key linked functions
Doors
Using the mechanical key in order
to per
form the following opera -
tions:
Locks all doors
Closes the windows/moon roof
(turn and hold)
Unlocks the door
Turning the key rearward unlocks
the driver's door. Turning the key
once again unlocks the other
doors.
Opens the windows/moon roof
(turn and hold)
Tr u n k
Turn the mechanical key clock-
wise to open.
If communication between the electron ic key and vehicle is interrupted
(
P. 7 ) or the electronic key cannot be used because the battery is
depleted, the smart access system with push-button start and wireless
r

emote control cannot be used. In such cases, the doors and trunk can be
opened or the engine can be started by following the procedure below.

5
When trouble arises
487
5-2. Steps to take in an emergency
Changing engine switch modes and starting the engine
Put the shift lever in “P” and apply the brakes.Touch the Lexus emblem side of
the electr
onic key to the engine
switch.
An alarm will sound to indicate that
the start function cannot detect the
electronic key that is touched to
engine switch if any of the doors is
opened and closed while the key is
touched to the switch.
To change engine switch modes: Within 5 seconds of the buzzer
sounding, release the brake peda l and pr
ess the engine switch.
Modes can be changed each time the switch is pressed. (
P. 9 7 ) 
To start the engine: Press the engi ne switch within 5 seconds af
ter
the buzzer sounds, keep the brake pedal depressed.
In the event that the engine still cannot be operated, contact your Lexus
dealer
.
STEP1
STEP2
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stop-
ping the engine
■Replacing the key battery
As the above procedure is the temporary measure, it is recommended that the
el
ectronic key battery be replaced immediately when the battery depletes. ( P.
411 )
STEP3

488
5-2. Steps to take in an emergency
If the vehicle battery is discharged
The following procedures may be used to start the engine if the vehicle’s
battery is discharged.

You can call your Lexus dealer, Roadside Assistance or Lexus Customer
Se
rvice Assistance.
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your Lexus following the steps
below.
GS350 only: Remove the engine compartment covers. 
( P. 3 7 8 )
Connecting the jumper cables.
If required, remove all vent pl ugs from the booster battery. Lay a
cloth over the open vents on the booster batter
y. (This helps reduce
the explosion hazard, personal injuries and burns.)
Positive (+) battery terminal on your vehicle.
Positive (+) battery terminal on the second vehicle.
Negative (-) battery terminal on the second v
ehicle.
Negative (-) battery terminal or your vehicle.
STEP1
STEP2
GS430
GS350

5
When trouble arises
489
5-2. Steps to take in an emergency
■Avoiding a discharged battery
●Turn off the headlights and the audio system while the engine is turned off.
●Turn off any unnecessary electrical compon ents when the vehicle is running at a
low speed for an extended period, such as in heavy traffic, etc.
■When the battery is removed or discharged
The following systems must be initialized.
●Po w e r w i n d o w s (P. 4 3 )
●Variable gear ratio steering (P. 1 5 9 )
●Tire pressure warning system (P. 3 9 3 )
●Intuitive parking assist (P. 1 3 6)
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately five
minutes to recharge the battery of your vehicle.
Open and close any of the doors with the engine s
witch “OFF”.
Maintain the engine speed on th e second v
ehicle and turn the
engine switch to the “IG-ON” mode, then start the vehicle’s
engine.
Once the vehicle’s engine ha s star
ted, remove the jumper
cables in the exact reverse ord er in which they w
ere con-
nected.
Once the engine starts, have the ve hicle check
ed at your Lexus dealer
as soon as possible.
STEP3
STEP4
STEP5
STEP6