2004 Lexus GX470 automatic transmission fluid

For detailed information, refer to the description given in each Section\
.
PICTORIAL INDEX
xiv
Page
1Automatic transmission second start indicator light 386 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2Unengaged Parkº warning light 59
. . . . . . . . . . . . . . .
3Automatic transmission fluid temperature
warning light 59 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4Low washer fluid warning light 63
. . . . . . . . . . . . . . . . .
5Automatic transmission indicator lights 378 . . . . . .
6Driver's seat belt reminder light 55
. . . . . . . . . . . . . . . .
7Turn signal indicator light 36
. . . . . . . . . . . . . . . . . . . . .
8Brake system warning light 54
. . . . . . . . . . . . . . . . . . . .
9Headlight high beam indicator light 36
. . . . . . . . . . . .
10Anti-lock brake system warning light 58
. . . . . . . . . . .
11Open door warning light 59
. . . . . . . . . . . . . . . . . . . . . . .
12Tachometer 51
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
13Headlight indicator light 33
. . . . . . . . . . . . . . . . . . . . . . .
14Cruise control indicator light 394
. . . . . . . . . . . . . . . .
15Engine oil replacement reminder light 62
. . . . . . . . . .
16Slip indicator light 406, 408, 411, 413
. . . . . . . . . . . . .
17Low engine oil pressure warning light 61
. . . . . . . . . .
18Discharge warning light 60
. . . . . . . . . . . . . . . . . . . . . . . Page
19Engine coolant temperature gauge
49
. . . . . . . . . . . . .
20Malfunction indicator lamp 57
. . . . . . . . . . . . . . . . . . . .
21Vehicle stability control system off
indicator light 408 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
22Roll sensing of curtain shield airbags off
indicator light 183 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
23Kinetic dynamic suspension system
warning light 60 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24Center differential lock indicator light 386
. . . . . . . .
25Vehicle stability control system and active
traction control system warning light 60 . . . . . . . . . . .
26Downhill assist control system
indicator light 410 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
27Rear height control indicator lights 403
. . . . . . . . . . .
28Security indicator light 14, 29
. . . . . . . . . . . . . . . . . . . .
29SRS warning light 56
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
30Trip meter reset knob 52
. . . . . . . . . . . . . . . . . . . . . . . . .
31Odometer and trip meter 52
. . . . . . . . . . . . . . . . . . . . . .
32Low fuel level warning light 62
. . . . . . . . . . . . . . . . . . . .
33Low tire pressure warning light 62
. . . . . . . . . . . . . . . .
34Fuel gauge 48
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

For detailed information, refer to the description given in each Section\
.
PICTORIAL INDEX
xvi
Page
1Automatic transmission second start indicator light 386 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2Unengaged Parkº warning light 59
. . . . . . . . . . . . . . .
3Automatic transmission fluid temperature
warning light 59 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4Low washer fluid warning light 63
. . . . . . . . . . . . . . . . .
5Automatic transmission indicator lights 378 . . . . . .
6Driver's seat belt reminder light 55
. . . . . . . . . . . . . . . .
7Turn signal indicator light 36
. . . . . . . . . . . . . . . . . . . . .
8Brake system warning light 54
. . . . . . . . . . . . . . . . . . . .
9Headlight high beam indicator light 36
. . . . . . . . . . . .
10Anti-lock brake system warning light 58
. . . . . . . . . . .
11Open door warning light 59
. . . . . . . . . . . . . . . . . . . . . . .
12Tachometer 51
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
13Tail light indicator light 33
. . . . . . . . . . . . . . . . . . . . . . . .
14Cruise control indicator light 394
. . . . . . . . . . . . . . . .
15Slip indicator light 406, 408, 411, 413
. . . . . . . . . . . . .
16Low engine oil pressure warning light 61
. . . . . . . . . .
17Discharge warning light 60
. . . . . . . . . . . . . . . . . . . . . . .
18Engine coolant temperature gauge 49
. . . . . . . . . . . . . Page
19Malfunction indicator lamp
57
. . . . . . . . . . . . . . . . . . . .
20Vehicle stability control system off
indicator light 408 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21Roll sensing of curtain shield airbags off
indicator light 183 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
22Kinetic dynamic suspension system
warning light 60 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
23Center differential lock indicator light 386
. . . . . . . .
24Vehicle stability control system and active
traction control system warning light 60 . . . . . . . . . . .
25Downhill assist control system
indicator light 410 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
26Rear height control indicator lights 403
. . . . . . . . . . .
27Security indicator light 14, 29
. . . . . . . . . . . . . . . . . . . .
28SRS warning light 56
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29Trip meter reset knob 52
. . . . . . . . . . . . . . . . . . . . . . . . .
30Odometer and trip meter 52
. . . . . . . . . . . . . . . . . . . . . .
31Low fuel level warning light 62
. . . . . . . . . . . . . . . . . . . .
32Low tire pressure warning light 62
. . . . . . . . . . . . . . . .
33Fuel gauge 48
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Finish
GAUGES, METERS AND SERVICE REMINDER INDICATORS
59
(g) Open Door Warning Light
This light remains on until all the side doors and back door are
completely closed.
(h) Unengaged Parkº Warning Light
This light warns that the transmission Parkº mechanism is not
engaged. If the four-wheel drive control is in the Nº position
while the selector lever is in the Pº position, the transmission
will disengage and the wheels will not lock.
CAUTION
To restore the park function, shift the four-wheel drive
control out of Nº.
(i) Automatic Transmission Fluid Temperature Warning Light
This light warns that the automatic transmission fluid
temperature is too high.
If this light comes on while you are driving, slow down and pull
off the road. Stop the vehicle at a safe place and put the
selector lever in Pº and leave the engine idling until the light
goes off. If the light goes off, you can start the vehicle again.
If the light does not go off, call a Lexus dealer or qualified repair
shop for assistance.
NOTICE
Continued driving with the warning light on may
damage the automatic transmission.

MAINTENANCE
518Brakes
At a safe place, check that the brakes do not pull to one side
when applied.
Parking brake
Check that the lever has the proper travel and that, on a safe
incline,
your vehicle is held securely with only the parking brake
applied.
Automatic transmission Parkº mechanism
Check the lock release button of the selector lever for proper
and smooth operation. On a safe incline, check that your
vehicle is held securely with the selector lever in Pº position
and all brakes released.
Vehicle exterior
Items listed below should be performed from time to time,
unless otherwise specified.
Fluid leaks
Check underneath for leaking fuel, oil, water or other fluid after
the vehicle has been parked for a while. If you smell fuel fumes
or notice any leak, have the cause found and corrected
immediately.
Doors and engine hood
Check that all side doors and back door, operate smoothly and
all latches lock securely. Make sure the engine hood
secondary latch secures the hood when the primary latch is
released.
Tire inflation pressure
Check the pressure with a gauge every two weeks,
or at least once a month and adjust as shown on the
tire pressure label. See page 559 for additional
information.
Tire surface
Check the tires carefully for cuts, damage or
excessive wear. See page 574 for additional
information.
Wheel nuts
When checking the tires, make sure to check the nuts
for looseness. Tighten them if necessary.
Tire rotation
Rotate the tires according to the maintenance
schedule. (For scheduled maintenance information,
please refer to the Owner's Manual
Supplement/Scheduled Maintenanceº.) See page 573
for additional information.

INTRODUCTION
529
NOTICE

Remember that battery and ignition cables carry high
currents or voltages. Be careful of accidentally causing a short circuit.

Before closing the engine hood, check to see that you
have not forgotten any tools, rags, etc.

Do not drive with the air cleaner removed, or excessive engine wear could result. Also backfiringcould cause a fire in the engine compartment.

Do not overfill automatic transmission fluid andpower steering fluid, or the transmission and powersteering could be damaged.

Be careful not to scratch the glass surface with thewiper frame.

INTRODUCTION
530
PARTS AND TOOLS
Here is a list of parts and tools you will need to perform
do-it-yourself maintenance. Remember all Lexus parts are
designed in metric sizes, so your tools must be metric.
Checking the engine oil level
Parts (if level is low):

Toyota Genuine Motor Oilº or equivalent
See page 546 for details about engine oil selection.
Tools:

Rag or paper towel

Funnel (only for adding oil)
Checking the engine coolant level
Parts (if level is low):

Toyota Super Long Life Coolantº or similar high quality
ethylene glycol based non-silicate, non-amine, non-nitrite,
and non-borate coolant with long-life hybrid organic acid
technology (Coolant with long-life hybrid organic acid
technology is a combination of low phosphates and organic
acids.)
Toyota Super Long Life Coolantº is a mixture of 50% coolant
and 50% deionized water. This coolant provides protection
down to about -35C (-31F).
Tools:

Funnel (only for adding coolant)
Checking brake fluid
Parts (if level is low):

FMVSS No. 116 DOT 3 or SAE J1703 brake fluid
Tools:

Rag or paper towel

Funnel (only for adding fluid)
Checking power steering fluid
Parts (if level is low):

Automatic transmission fluid DEXRON
II or III
Tools:

Rag or paper towel

Funnel (only for adding fluid)
Checking battery condition
Tools:

Warm water

Baking soda

Grease

Conventional wrench (for terminal clamp bolts)

CHASSIS
553
Ð AUTOMATIC TRANSMISSION
Fluid capacity Drain and refill
Up to 3.0 L (3.2 qt., 2.6 lmp. qt.)
Fluid typeToyota Genuine ATF WS*
*: Change automatic transmission fluid only as necessary.
Generally, it is necessary to change automatic transmission
fluid only if your vehicle is driven under one of the Special
Operating Conditions listed in your Owner's Manual
Supplement/Scheduled Maintenanceº. When changing the
automatic transmission fluid, use only Toyota Genuine ATF
WSº (ATF JWS3324 or NWS9638) to aid in assuring optimum
transmission performance.

CHASSIS
554
NOTICE
Using automatic transmission fluid other than ToyotaGenuine ATF WSº may cause deterioration in shiftquality, locking up of your transmission accompaniedby vibration, and ultimately damage the automatictransmission of your vehicle.
Please contact your Lexus dealer for further details.
Ð BRAKES
Pedal clearance
55 mm (2.2 in.) Min. *1
Pedal free play1 Ð 6 mm (0.04 Ð 0.24 in.)
Brake pad wear limit1.0 mm (0.04 in.)
Parking brake lining wear limit1.0 mm (0.04 in.)
Parking brake adjustment5 Ð 7 clicks *2
Fluid typeSAE J1703 or FMVSS No. 116 DOT 3
*1: Minimum pedal clearance when depressed with the force of 490 N (50 kgf,\
110 lbf) with the engine running
*
2: Parking brake adjustment when pulled with the force of 196 N (20 kgf, 4\
4 lbf)