2013 Lexus GS350 Owner's Manual

6967-2. Steps to take in an emergency
GS350_U (OM30C34U)
CAUTION
TPMS (tire pressure warning system) malfunctions may occur for a variety of rea-
sons, including the installation of replacement or alternate tires or wheels on the
vehicle that prevent the TPMS (tire pressure warning system) from functioning
properly. Always check the TPMS (tire pressure warning system) malfunction tell-
tale after replacing one or more tires or wheels on your vehicle to ensure that the
replacement or alternate tires and wheels allow the TPMS (tire pressure warning
system) to continue to function properly.
NOTICE
■Precaution when installing a different tire
When differently constructed tires or tires of different makers, models or tread pat-
terns are installed, the tire pressure warning system may not operate properly.

697
GS350_U (OM30C34U)
7
When trouble arises
7-2. Steps to take in an emergency
If a warning message is displayed
Master warning light
The master warning light also comes
on or flashes in order to indicate that a
message is currently being displayed
on the multi-information display.
Multi-information display
If any of the warning light comes on again after the following actions have
been performed, contact your Lexus dealer.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
If a warning is shown on the multi-information display, stay calm and
perform the following actions:
1
2
Stop the vehicle immediately. Continuing to drive the vehicle may
be dangerous.
Warning messageDetails
Indicates the following: • The brake fluid level is low; or,
• The brake booster system is malfunctioning.A buzzer also sounds.
(U.S.A.)
(Canada)

6987-2. Steps to take in an emergency
GS350_U (OM30C34U)A buzzer sounds and a warning message is shown on the multi-informa-
tion display. The following warning indicates the possibility of damage to
the vehicle that may lead to an accide
nt. Immediately stop the vehicle in a
safe place and contact your Lexus dealer.
Stop the vehicle immediately.
Warning messageDetails
Indicates abnormal engine oil pressure The warning light may come on if the engine oil
pressure is too low.

6997-2. Steps to take in an emergency
GS350_U (OM30C34U)
7
When trouble arises
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.
Have the vehicle inspected immediately.
Warning messageDetails
Indicates a malfunction in the AWD system
Indicates that the automatic transmission fluid tem-
perature is too high
Indicates a malfunction in the pre-collision system
(AWD models)
(Flashes)
(If equipped)

7007-2. Steps to take in an emergency
GS350_U (OM30C34U)
Indicates a malfunction in the intuitive parking assistThe malfunctioning assist-sensor is flashing.
Indicates a malfunction in the dynamic radar cruise
control system (if equipped) or the cruise control sys-
temPress the “ON-OFF” button once to deactivate the
system, and then press the button again to reacti-
vate the system.
Indicates a malfunction in the LKA (Lane-Keeping
Assist)
Indicates a malfunction in the automatic headlight lev-
eling system
Warning messageDetails
(If equipped)
(If equipped)
(If equipped)

7017-2. Steps to take in an emergency
GS350_U (OM30C34U)
7
When trouble arises
Indicates a malfunction in the adaptive front-lighting
system
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system;or,
• The seat belt pretensioner system
Indicates a malfunction in:
•The ABS; or,
• The brake assist system
Indicates a malfunction in the parking brake system
Warning messageDetails
(If equipped)
(U.S.A.)
(Canada)
(Flashes)
(U.S.A.)
(Flashes)
(Canada)

7027-2. Steps to take in an emergency
GS350_U (OM30C34U)
Indicates a malfunction in the parking brake system
Indicates a malfunction in the EPS (Electric Power
Steering) system
Indicates a malfunction in the VGRS
Indicates a malfunction in the DRS
Warning messageDetails
(If equipped)
(If equipped)

7037-2. Steps to take in an emergency
GS350_U (OM30C34U)
7
When trouble arises
Indicates a malfunction in the Blind Spot Monitor
Indicates a malfunction in the smart access system
with push-button start
Warning messageDetails
(Flashes)
(If equipped)
(Flashes)