Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2001 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Specifications Index
LS430 SPECIFICATIONS INDEX
| System | Specification/Procedure | |||
|---|---|---|---|---|
| Air Conditioning | ||||
| Service | SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Axle Shaft/Bearing Lock Nut/Drive Axle Nut | ||||
| Front | ||||
| Axle Hub-to-Carrier Bolts | 51 Ft.lbs (69 N.m) | |||
| Rear | ||||
| Drive Axle Shaft Nut | 214 Ft.lbs (290 N.m) | |||
| Battery | NA | |||
| Brakes | ||||
| Bleeding Sequence | BLEEDING BRAKE SYSTEM | |||
| Disc Brakes | DISC BRAKE SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Charging | ||||
| Generator | ON-VEHICLE TESTING | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Drive Belts | ||||
| Adjustment | BELT ADJUSTMENT | |||
| Belt Routing | NA | |||
| Engine Cooling | ||||
| General Service Specifications | COOLING SYSTEM SPECIFICATIONS | |||
| Radiator Cap Pressure | 13.5-17.8 psi (Minimum opening pressure is 11.4 psi) |
|||
| Thermostat R & I | THERMOSTAT | |||
| Water Pump R & I | WATER PUMP | |||
| Engine Mechanical | ||||
| Compression | ENGINE COMPRESSION | |||
| Oil Pressure | ||||
| At Idle Speed | 4.3 psi (0.3 kg/cm2 ) or more | |||
| At 3,000 RPM | 43-85 psi (3.0-5.5 kg/cm2 ) | |||
| Overhaul | ENGINE SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Fluid Specifications | See FLUIDS under MAINTENANCE tab. | |||
| Flywheel/Flex Plate (Drive Plate) Torque | ||||
| Drive Plate-To-Crankshaft | ||||
| Step 1 | 36 Ft.lbs (41 N.m) | |||
| Step 2 | An Additional 90 degree turn | |||
| Fuel System | ||||
| Pressure Specification | 44-50 psi (3.1-3.5 kg/cm2 ) | |||
| Fuel Pressure Test Procedure | GS430 & LS430 | |||
| Fuel Filter Location | FUEL FILTER (IN-TANK) | |||
| Ignition | ||||
| Firing Order & Cylinder Identification | FIRING ORDER & CYLINDER IDENTIFICATION | |||
| Ignition Wires (Resistance) | HIGH TENSION WIRE RESISTANCE | |||
| Ignition Wires (Routing) | NA | |||
| Spark Plugs | ||||
| Type | NGK No. IFR6A11 DENSO No. SK20R11 |
|||
| Gap | .043 In. (1.10 mm) | |||
| Torque | 13 Ft. Lbs. (18 N.m) | |||
| Starting | ||||
| Starter | STARTER SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Wheel Alignment | ||||
| Adjustment Specifications | WHEEL ALIGNMENT SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Wheel & Tire | ||||
| Wheel Lug Nut Torque | 76 Ft.lbs (103 N.m) | |||
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.