cooling Lexus GS350 2011 User Guide

578
5-2. Steps to take in an emergency
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
If your vehicle overheats
If your engine overheats:
Stop the vehicle in a safe place and turn off the air conditioning
system.
Check to see if steam is coming out from under the hood.
If you see steam: Stop the engine. Carefully lift the hood after the steam sub-
sides and then restart the engine.
If you do not see steam: Leave the engine running and carefully lift the hood.
Remove the engine compartment cover. ( →P. 4 5 0 )
Check to see if the cooling fan is operating.
If the fan is operating: Wait until the engine coolant temperature gauge begins to
fall and then stop the engine.
If the fan is not operating: Stop the engine immediately and call your Lexus dealer.
After the engine has cooled
down sufficiently, check the
coolant level and inspect the
radiator core (radiator) for any
leaks.STEP1
STEP2
STEP3
STEP4
STEP5

592
6-1. Specifications
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
Cooling system
Ignition system
CapacityGS46012.3 qt. (11.6 L, 10.2 Imp.qt.)
GS3509.6 qt. (9.1 L, 8.0 Imp.qt.)
Coolant type
Use either of the following:
• “Toyota Super Long Life Coolant”
• Similar high-quality ethylene glycol-based non-sili-cate, non-amine, non-nitrite, and non-borate cool-
ant with long-life hybrid organic acid technology
Do not use plain water alone.
Spark plug
Make DENSOFK20HBR11
Gap0.043 in. (1.1 mm)
NOTICE
■Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust gap when tuning engine.

639
Alphabetical index
GS_G_U (OM30C11U)
October 28, 2011 5:15 pm
Back-up lightsWattage .................................................598
Battery 12 volt battery ...................................... 459
Checking ............................................... 459
If the 12 volt battery is
discharged ........................................ 574
Preparing and checking
before winter...................................... 218
Bluetooth
® audio ................................. 308
Bluetooth
® phone ............................... 332
Brake
Fluid .......................................................... 457
Parking brake ........................................ 143
Brake assist ............................................... 199
Care Exterior ................................................... 430
Interior..................................................... 433
Seat belts ............................................... 434
Cargo capacity ....................................... 213
Cargo hooks .......................................... 408
CD player/changer .............................269
Chains......................................................... 219
Child-protectors ......................................44
Child restraint system Definition..................................................109
Installation..................................................113
Installing CRS with lower anchors ................................................... 114
Installing CRS with seatbelts ...........116
Installing CRS with top straps ....... 120 Child safety
Airbag precautions ..............................99
Battery precautions ............. 460, 577
Child restraint system ....................... 109
Child-protectors ................................... 44
How your child should wear
the seatbelt............................................66
Installing child restraints..................... 113
Moon roof precautions....................... 81
Power window lock switch .............. 75
Power window precautions ............ 75
Removed electronic key battery
precautions....................................... 483
Seat belt comfort guide ..................... 64
Seat belt precautions .......................... 67
Seat heater precautions.................. 401
Trunk precautions................................ 50
Cigarette lighter................................... 398
Cleaning Exterior................................................... 430
Interior .....................................................433
Seat belts ................................................434
Clock .........................................................395
Coin holder .............................................390
Compass ................................................... 418
Condenser .............................................. 457
Console box .......................................... 388
Cooling system Engine overheating.......................... 578
Cruise control
Cruise control....................................... 165
Dynamic radar cruise control....... 169
Cup holders ............................................. 391
Curtain shield airbags............................ 92
Customizable features ........................ 616
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