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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2004 Lexus SC430 car and truck
repair procedures including Lexus engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
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BRAKE SERVICE PROCEDURES FOR 2004 Lexus SC430 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Lexus SC430 cars and light trucks from 1990+.
Lexus -> Hydraulic Brake Systems -> Precautions -> Coded Theft Protection Disarming
Vehicle: 2004 Lexus SC430 4.3 V8 GAS
Coded Theft Protection Disarming
- Obtain theft protection code number from customer.
- Enter code number prior to disconnecti...
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BRAKE SERVICE PROCEDURES FOR 2004 Lexus SC430 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Lexus SC430 cars and light trucks from 1990+.
Lexus -> Power Brake Units -> Diagnosis & Testing -> Air Tightness Inspection -> Brake Booster Operational Test -> Brake Pedal Reserve Distance Inspection -> Except LX470 -> Operating inspection
Vehicle: 2004 Lexus SC430 4.3 V8 GAS
Brake Pedal Reserve Distance Inspection
Except LX470
- Release parking brake.
- With engine running, depress brake pedal and measure pedal reserve distance, Fig. .
- On LS430 models, reserve height should be more than 2.36 inches at 110.2 ft. lbs. of pressure.
- On IS300 models, reserve height should be more than 3.90 inches at 110.2 ft. lbs. of pressure.
- On RX300 models, reserve height should be more than 4.80 inches at 110.2 ft. lbs. of pressure.
- On SC430 models, reserve height should be more than 3.94 inches at 44.1 ft. lbs. of pressure.
Brake Booster Operational Test
Operating inspection
- ...
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BRAKE SERVICE PROCEDURES FOR 2004 Lexus SC430 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Lexus SC430 cars and light trucks from 1990+.
Lexus -> Hydraulic Brake Systems -> Description
Vehicle: 2004 Lexus SC430 4.3 V8 GAS
When the brake pedal is depressed, a vacuum builds up in the booster which amplifies the pedal force, pressing on the piston in the master cylinder. The piston raises the hydraulic pressure in the cylinder. This ...
CLICK HERE TO GET FULL ACCESS TO 2004 Lexus SC430 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2004 Lexus SC430 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Lexus SC430 cars and light trucks from 1990+.
Lexus -> Hydraulic Brake Systems -> Troubleshooting
Vehicle: 2004 Lexus SC430 4.3 V8 GAS
Refer to Fig. f...
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BRAKE SERVICE PROCEDURES FOR 2004 Lexus SC430 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Lexus SC430 cars and light trucks from 1990+.
Lexus -> Hydraulic Brake Systems -> Component Service -> Assemble -> Disassemble -> ES300 & ES330 -> Except LX470 -> GS300, GS430 & SC430 -> GX470 -> Hydraulic Brake Booster -> Inspection -> LX470 -> Master Cylinder -> Models w/Load Sensing Proportioning Valve (LSPV) -> Models w/Proportioning & Bypass Valve (P-BV) -> Proportioning Valve -> RX300
Vehicle: 2004 Lexus SC430 4.3 V8 GAS
Master Cylinder
Except LX470
Disassemble
- Remove brake fluid reservoir, Figs. through .
- Remove set screw, then the reservoir tank.
- Remove cap and strainer from reservoir.
- Remove two grommets, then place cylinder in suitable vise.
- On models less TRAC and VSC, push piston in and remove stopper bolt.
- On models with TRAC, push pistons in and remove No. 1, then No. 2 stopper bolts.
- On models with VSC, push in piston with a screwdriver, then remove straight pin by turning over cylinder body. Tape screwdriver tip before using it.
- On all models, push pistons in and remove snap ring, then carefu...
CLICK HERE TO GET FULL ACCESS TO 2004 Lexus SC430 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2004 Lexus SC430 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2004 Lexus SC430 cars and light trucks from 1990+.
Lexus -> Power Brake Units -> Precautions -> Audio Coded Anti-Theft System -> Except LX470 -> LX470
Vehicle: 2004 Lexus SC430 4.3 V8 GAS
Audio Coded Anti-Theft System
Except LX470
- Obtain theft protection code number from customer.
- Enter code number prior to disconnecting battery ground cable.
- Perform service required.
- Turn radio to On position, "CODE" will be displayed, enter code to restore operation.
LX470
Some models are equipped with an audio coded anti-theft system that will disable the radio when the battery cable is disconnected. The system can be identified by the "ANTI-THEFT SYSTEM" on the cassette tape lid. Obtain 3 digit customer code for input. Reset system after service as follows:
- Obtain 3 digit audio anti-theft co...
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