2003 LEXUS LS430 air bleeding

LS430 SPECIFICATIONS INDEX
SystemSpecification/Procedure
Air Conditioning
ServiceSERVICE DATA
TorqueTORQUE SPECIFICATION
Axle Nut/Hub Nut
Front69 N.m (700 kgf.cm, 51 ft.lbf)
Rear290 N.m (2,960 kgf.cm, 214 ft.lbf)
BatteryNA
Brakes
Bleeding
SequenceBLEEDING
Disc BrakesSERVICE DATA
TorqueTORQUE SPECIFICATION
Charging
GeneratorSERVICE DATA
TorqueTORQUE SPECIFICATION
Drive Belts
AdjustmentREPLACEMENT
Belt RoutingDRIVE BELT
Engine Cooling
General Service
SpecificationsSERVICE DATA
Radiator Cap
PressureStandard Value
93 to 123 kPa (0.95 to 1.25 kgf/cm
2 , 13.5 to 17.8 psi)
Minimum Standard Value
78 kPa (0.8 kgf/cm
2 , 11.4 psi)
Thermostat R & ITHERMOSTAT
Water Pump R &
IWATER PUMP
Engine Mechanical
CompressionSERVICE DATA
Oil Pressureat idle, 29 kPa (0.3 kgf.cm2 , 43 psi) or more
at 3,000 rpm, 294 to 588 kPa (3.0 to 6.0 kgf.cm
2 , 43 to 85 psi)
OverhaulSERVICE DATA
TorqueTORQUE SPECIFICATION

BLEEDING
HINT:
If any work is performed on the brake system or if air in the brake lines is suspected, bleed the air out of the
brake system.
1.FILL RESERVOIR WITH BRAKE FLUID
Fluid: SAE J1703 or FMVSS No. 116 DOT3
Fig. 2: Filling Reservoir With Brake Fluid

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
2.BLEED MASTER CYLINDER
HINT:

Fig. 3: Bleeding Air Out Of Master Cylinder
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
If the master cylinder has been disassembled or if the reservoir becomes empty, bleed the air out of
the master cylinder.
To avoid brake fluid from adhering, cover the painted surface with cloth.
a. Disconnect the 2 brake lines from the master cylinder.
SST 09751-36011

Fig. 7: Connecting Hand-Held Tester To DLC3
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Connect the hand-held tester to the DLC3, then turn the ignition switch to the ON position.
c. Turn the hand-held tester power on and select "AIR BLEEDING" on the screen.
d. Perform air bleeding according to "Step 1: Increase" on the hand-held tester display.

Fig. 13: Tightening Bleeder Plug And Release Brake Pedal
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
4. Tighten the bleeder plug, then release the brake pedal.
5. Repeat (2) to (4) until all the air in the fluid is completely bled out.
6. Tighten the bleeder plug completely.
Torque: 11 N.m (110 kgf.cm, 8 ft.lbf)
7. Repeat the above procedures for the rest of the wheels to bleed the air out of the brake line.
g. Bleed the air out of the regular bleeding again according to "Step4: Increase" on the hand-held
tester display.
1. Connect the vinyl tube to either one of the bleeder plugs.
2. Depress the brake pedal several times, then loosen the bleeder plug connected to the vinyl
tube with the pedal depressed.

Fig. 14: Depressing Brake Pedal Several Times And Loosen Bleeder Plug
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
3. When fluid stops coming out, tighten the bleeder plug, then release the brake pedal.
4. Repeat (2) and (3) until all the air in the fluid is completely bled out.
5. Tighten the bleeder plug completely.
Torque: 11 N.m (110 kgf.cm, 8 ft.lbf)
6. Repeat the above procedures for each wheels to bleed the air out of the brake line.
SST 09992-00242, 09992-00350
h. Finish "AIR BLEEDING" on the hand-held tester and turn off the power.
i. Disconnect the hand-held tester from the DLC3.
j. Turn the ignition switch off.
5.CHECK FLUID LEVEL IN RESERVOIR
a. Check the fluid level and add fluid, if necessar
y.