2008 Lexus GS350 oil pressure

401
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_G_U
May 13, 2008 5:14 pm
ItemsPa r t s a n d t o o l s
Engine oil level (P. 4 0 9 )
• “Toyota Genuine Motor Oil” or
equivalent
• Rag or paper towel, funnel (used
only for adding engine oil)
Fuses ( P. 4 4 2 )• Fuse with same amperage rating as
original
Headlight aim ( P. 4 6 7 )• Phillips-head screwdriver
Radiator and condenser (P. 4 1 5 )
Tire inflation pressure (P. 4 3 1 )• Tire pressure gauge
• Compressed air source
Wa s h e r f l u i d ( P. 4 2 0 )
• Water washer fluid containing anti-
freeze (for winter use)
•Funnel

5
When trouble arises
497
5-2. Steps to take in an emergency
GS_G_U
May 13, 2008 5:14 pm
If a warning message is displayed
Stop the vehicle immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. The following warnings indicate the possibility of damage to
the vehicle that may lead to an acci dent. Immediately stop the vehicle in a
safe place and contact your Lexus dealer.
Wa r n i n g m e s s a g eDetails
(Flashing)
Abnormal engine oil pressure.
The warning light may turn on if the engine oil pres-
sure is too low.
If a warning is shown on the multi-information display, stay calm and per-
form the following actions:
Multi-information display
Master warning light
The master warning light also
comes on or flashes in order to
indicate that a message is cur-
rently being displayed on the
multi-information display.
If any of the warning li ght turns on again after pe rforming the following
actions, contact your Lexus dealer.

504
5-2. Steps to take in an emergency
GS_G_U
May 13, 2008 5:14 pm
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.

Low tire inflation pres-
sure.Check the tire inflation
pressure, and adjust to the
appropriate level.
(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).

575
6
Vehicle specifications
GS_G_U
May 13, 2008 5:14 pm
6-3. Initialization
Items to initialize
ItemWhen to initializeReference
Intuitive parking assist
• After reconnecting or changing the battery
• After changing a fuse
P. 5 0 7
Engine oil maintenance
data• After changing engine oilP. 4 1 2
Tire pressure warning
system
• When rotating the tires on vehicles differing with front and rear tire infla-
tion pressures.
• When changing the tire inflation pressure by changing traveling speed
or load weight, etc.
• When changing the tire size.
P. 4 2 3
After reconnecting or performing main tenance on the 12 volt battery, the
following items must be initialized for normal system operation.

591
Alphabetical index
GS_G_U
May 13, 2008 5:14 pm
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

596
GS_G_U
May 13, 2008 5:14 pm
GAS STATION INFORMATION
Auxiliary catch lever
P. 4 0 3
Trunk opener
P. 4 2
Fuel filler door
P. 7 0
Hood lock release lever
P. 4 0 3
Fuel filler door opener
P. 7 0
Tire inflation pressure
P. 5 5 0
Fuel tank capacity18.7 gal. (71 L, 15.6 Imp.gal.)
Fuel typePremium unleaded gasoline onlyP. 71, 543
Cold tire inflation 
pressureP. 5 5 0
Engine oil capacity
(Drain and refill)
With filter
Without filterqt. (L, Imp.qt.)
GS460 GS350 (2WD) GS350 (4WD)
9.1 (8.6, 7.6) 6.6 (6.3, 5.5) 6.7 (6.4, 5.6)
8.9 (8.4, 7.4) 6.2 (5.9, 5.2) 6.3 (6.0, 5.3)
Engine oil type“Toyota Genuine Motor Oil” or equivalent
Oil grade: ILSAC multigrade engine oil P. 544