Lexus GS450h 2009 Owner's Manual

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520
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Have the vehicle inspected immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. 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 your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
Malfunction in the automatic headlight leveling sys-
tem.
Malfunction in the rear lights system.
(Flashing)
Malfunction in the steering lock system.
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5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Wa r n i n g m e s s a g eDetails
(If equipped)
Intuitive parking assist malfunction.The malfunctioning sensor is shown flashing on the
display.
(If equipped)
Malfunction in the active stabilizer suspension sys-
tem.
(If equipped)
Malfunction in the PCS.
(Flashing)
(If equipped)
Malfunction in the radar cruise control system. Stop the vehicle in a safe place. Turn the “POWER”
switch to OFF and then to ON mode again to reset
the cruise control system.
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522
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Wa r n i n g m e s s a g eDetails
Malfunction in the charging system.
Malfunction in the power steering system.
Malfunction in the brake system.
Malfunction in the ABS.
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Page 524 of 622

5
When trouble arises
523
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Have the vehicle inspected immediately.
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 your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
Malfunction in the VGRS.
(If equipped, steering guide symbol and
arrows are flashing)
The steering sensor cable is broken and signals can-
not be received.
GS450h_HV_U.book Page 523 Monday, April 27, 2009 10:10 AM

Page 525 of 622

524
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Have the malfunction repaired immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. After taking the spec ified steps to correct the suspected
problem, check that the warning message turns off.
Wa r n i n g m e s s a g eDetailsCorrection procedure
One or more of the doors
is not fully closed.
The system also indi-
cates which doors are
not fully closed.
flashes and a
buzzer sounds to indi-
cate that one or more of
the doors is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Make sure that all of the
doors are closed.
The hood is not fully
closed.
flashes and a
buzzer sounds to indi-
cate that hood is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Close the hood.
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5-2. Steps to take in an emergency
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April 27, 2009 10:09 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
The trunk is not fully
closed. flashes and a
buzzer sounds to indi-
cate that trunk is not fully
closed (with the vehicle
having reached a speed
of 3 mph [5 km/h]).
Close the trunk.
(Flashing)
(If equipped)
The moon roof is not fully
closed (with the
“POWER” switch is OFF
and the driver’s door
opened).
Close the moon roof.
(Flashing)
The parking brake is still
engaged (with the vehicle
having reached a speed
of more than 3 mph [5
km/h]).
Release the parking
brake.
The washer fluid level is
low.Add washer fluid.
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Page 527 of 622

526
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
The engine oil level is low.Check the engine oil level,
and add if necessary.
(U.S.A. only)
The engine oil should be
changed.
Check and change the
engine oil.
Comes on approximately
5000 miles (8000 km)
after the engine oil is
changed (and the oil
maintenance data has
been reset).
(If equipped)
Intuitive parking assist is
dirty or covered with ice.Clean the sensor.
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527
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashing)
(If equipped)
The PCS is not currently
functional.
Clean the grille and the
sensor. This message appears
when the pre-collision
system is hot. In this case,
wait until the system
cools down.
(Flashing)
(If equipped)
The radar cruise control
sensor is dirty or covered
with ice.
Clean the sensor.
(Flashing)
(If equipped)
The radar cruise control
system is unable to judge
vehicle-to-vehicle dis-
tance.
•Turn the mode select switch to either the nor-
mal or power mode.
• If the windshield wipers are on, turn them off or
set them to either the
intermittent or the slow
mode.
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528
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
(If equipped, flashing)
Your vehicle is nearing
the vehicle ahead (in
radar cruise mode).Slow the vehicle by apply-
ing the brakes.
The hybrid system has
overheated.Stop and check.
(→ P. 5 5 7 )
The vehicle is unable to
drive over 60 mph until
the transmission warms
up.
Wait until the transmission
warms up.
(Flashing)
The hybrid battery (trac-
tion battery) is low.Stop the vehicle and shift
the shift lever to “P”.
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529
5-2. Steps to take in an emergency
GS_HV_U (OM30B44U)
April 27, 2009 10:09 am
Wa r n i n g m e s s a g eDetailsCorrection procedure
(Flashing)
The gasoline engine can-
not operate or the shift
lever is in “N” for a long
time.
Stop the vehicle and shift
the shift lever to “P”.
(Flashing)
The transmission is out of
“P” when attempting to
start the hybrid system.Shift the shift lever to “P”
before pressing the power
switch.
(Flashing)
The driver’s door is
opened when the trans-
mission is out of “P” with
the hybrid system on.
Shift the shift lever to “P”.
■After changing the engine oil (U.S.A. only)
Make sure to reset the oil maintenance data. (→ P. 4 4 2 )
■Approach warning message
In the following instances, there is the possibility that the approach warning will not
activate even when the vehicle-to-vehicle distance decreases.
●When your vehicle and the vehicle ahead are traveling at the same speed or the
vehicle ahead is traveling more quickly than your vehicle.
●When the vehicle ahead is traveling at very low speed.
●Immediately after cruise control speed is set.
●At the instant the accelerator pedal is depressed.
GS450h_HV_U.book Page 529 Monday, April 27, 2009 10:10 AM

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