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5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle may be
dangerous.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
*1: Parking brake engaged warning buzzer:
→ P. 5 0 3
Stop the vehicl e immediately.
The following warning indicates the possibility of damage to the vehicle
that may lead to an accident. Immediately stop the vehicle in a safe place
and contact your Lexus dealer.
Warning lightWarning light/Details
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer) *1
•Low brake fluid
• Malfunction in the brake system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released, the system is operating normally.
Warning lightWarning light/Details
Charging system warning lightMalfunction in the vehicle’s charging system.
Calmly perform the following actions if any of the warning lights turn on or
flash. If a light turns on or flashes, but then turns off, this does not necessar-
ily indicate a malfunction in the system.
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5-2. Steps to take in an emergency
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Wa r n i n g m e s s a g eDetails
(Flashing)
(If equipped)
Malfunction in the radar cruise control system. Stop the vehicle in a safe place. Turn the “ENGINE
START STOP” switch to OFF and then to IGNITION
ON mode again to reset the cruise control system.
Malfunction in the charging system.
Malfunction in the power steering system.
Malfunction in the brake system.
Malfunction in the ABS.
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6-1. Specifications
6
Vehicle specifications
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Electrical system
Differential
Rear differential: “Toyota Genuine Differential Gear Oil” is filled in your
Lexus vehicle at factory fill. Use Lexus approved “Toyota Genuine Differen-
tial Gear Oil” or an equivalent of matching quality to satisfy the above spec-
ification. Please contact your Lexus dealer for further details.
12 volt battery
Open voltage at
68 °F (20 °C):12.6 12.8V Fully charged
12.2 12.4V Half charged
11.8 12.0V Discharged
(Voltage is checked 20 minutes after
the engine and all lights are turned off.)
Charging rates5A max.
GS460/
GS350 (2WD)GS350 (4WD)
FrontRear
Oil capacity1.42 qt.
(1.35 L, 1.19 Imp.qt.)0.73 qt.
(0.70 L, 0.61 Imp.qt.)1.42 qt.
(1.35 L, 1.19 Imp.qt.)
Oil type and
viscosity
To y o t a G e n u i n e D i f -
ferential Gear Oil LT
75W-85 GL-5 or
equivalent
Hypoid gear oil API
GL-5
Above 0°F (-18°C):
SAE 90
Below 0°F (-18°C):
SAE 80W or SAE
80W-90
To y o t a G e n u i n e D i f -
ferential Gear Oil LT
75W-85 GL-5 or
equivalent
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Alphabetical index
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TrunkOpener....................................................... 42
Trunk light .................................................43
Wattage ................................................. 552
Turn signal lights Replacing light bulbs ....................... 470
Switch ........................................................130
Wattage ................................................. 552
Vanity lights Vanity lights .......................................... 348
Wattage ................................................. 552
Vanity mirrors........................................ 348
Variable gear ratio steering ..............185
Vehicle dynamics integrated management ..................185
Vehicle identification number .......... 541
Vehicle load limits..................................198
Vehicle stability control ....................... 184
Ventilators............................................... 354
Warning buzzers Brake system .......................................488
Downshifting.......................................... 128
Open door ..........................................490
Seat belt reminder ............................ 490
Warning lights Anti-lock brake system .................. 489
Brake system .......................................488
Charging system ...............................488
Electric power steering warning light ..................................... 489
Electronically controlled brake system/
Vehicle stability control ..............489
Low fuel level....................................... 490 Malfunction indicator lamp .......... 489
Master warning light.......................... 491
Open door ........................................... 490
Pre-collision system......................... 489
Seat belt reminder light.................. 490
SRS airbags.......................................... 489
Tire pressure warning light .......... 490
Warning messages
Anti-lock brake system .................... 501
Brake assist ............................................ 501
Dynamic radar cruise control...................................500
Engine oil level ................................... 504
Engine oil maintenance ................. 504
Engine oil pressure ........................... 497
Headlight............................................... 498
Hill-start assist control ...................... 501
Hood ....................................................... 502
Intuitive parking assist ............................ 499, 505, 507
Moon roof ............................................ 503
Open door ........................................... 502
Parking brake ..................................... 503
Pre-collision system.............499, 505
Rear lights system ............................. 498
Smart access system with push-button start ........................... 508
Steering lock............................. 498, 510
Tire pressure warning system .....................................498, 504
TRAC........................................................ 501
Trunk ....................................................... 503
VGRS ....................................................... 501
VSC/ECB.............................................. 501
Washer fluid ........................................ 503
V
W
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What to do if...
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The warning light or indicator
light comes onP. 4 8 8If the warning light turns on
■Warning lights
or orv
P. 4 8 8P. 4 8 9
P. 4 9 0
or
P. 4 8 9P. 4 9 0
P. 4 8 9P. 4 9 0
P. 4 9 0P. 4 8 9
P. 4 8 9P. 4 8 9
P. 4 9 0P. 4 9 1
*: Electronically Controlled Brake
System
P. 4 8 8
Brake system warning lightMalfunction indicator lamp
ABS warning lightDriver’s seat belt reminder
light
Front passenger’s seat belt
reminder light
ECB*/VSC warning lightTire pressure warning light
Low fuel level warning lightElectric power steering
warning light
SRS warning lightPre-collision system warn-
ing light
Open door warning lightMaster warning light
Charging system warning
light
The warning message is dis-
playedP. 4 9 7If the warning message is displayed
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