suspension Lexus GS350 2008 Do-it-yourself maintenance / LEXUS 2008 GS460/350 (OM30A87U) User Guide

484
5-1. Essential information
GS_G_U
May 13, 2008 5:14 pm
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs
adjustment or repair. Contact your Lexus dealer as soon as possible.
■ Visible symptoms
●Fluid leaks under the vehicle 
(Water dripping from the air conditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Engine coolant temper ature gauge needle continually points
higher than normal
■ Audible symptoms
●Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
■ Operational symptoms
●Engine missing, stumbling or running rough
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, sp ongy feeling, pedal almost touches
the floor

5
When trouble arises
499
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 eDetails
(AWD models)
Malfunction in the AWD system.
(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.

584
GS_G_U
May 13, 2008 5:14 pm
Alphabetical index
Alphabetical index
A/C ..............................................................217
ABS.............................................................. 184
ACCESSORY mode .......................... 122
Active stabilizer suspension 
system...................................................... 184
Adaptive variable 
suspension system ............................. 183
Air conditioning system Air conditioning filter ....................... 437
Automatic air conditioning 
system .................................................... 217
Airbags Airbag operating conditions........... 83
Airbag precautions for 
your child............................................... 87
Airbag warning light ........................489
Curtain shield airbag 
precautions .......................................... 90
General airbag precautions ........... 87
Locations of airbags............................80
Modification and disposal of 
airbags ...................................................... 91
Proper driving posture ...................... 78
Side airbag precautions .................... 87
Side and curtain shield airbags 
operating conditions ....................... 83
SRS airbags .............................................80
Alarm ............................................................ 75
Antenna ....................................................235
Anti-lock brake system ....................... 184
Armrest .....................................................356
Ashtrays ..................................................... 351 Audio system
Antenna.................................................. 235
AUX adapter .......................................287
Cassette player .................................. 238
CD player/changer .......................... 242
DVD information ...............................270
DVD player/changer ....................... 251
DVD video/audio............................. 254
MP3/WMA disc................................ 247
Optimal use ......................................... 282
Radio ........................................................229
Steering switches .............................. 288
Video CD ............................................. 266
Automatic headlight leveling 
system ......................................................144
Automatic light control system.........142
Automatic transmission If the shift lever cannot be 
shifted from “P” ............................... 524
Mode select switch ............................ 126
S mode ......................................................127
AUX adapter ......................................... 287
Back-up lights Wattage ................................................. 552
Battery 12 volt battery ........................................ 417
Checking................................................. 417
If the 12 volt battery is 
discharged ........................................ 529
Preparing and checking 
before winter...................................... 199
Bluetooth
®.............................................. 296
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