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
Anti-Lock Brake System
- Description & Operation
- Bleeding Brake System
- Programming
- Diagnosis & Testing
- Self-Diagnostic System
- Diagnostic Tests
- DTCS C0200/31, C0205/32, C0210/33, C0215/34, C1235/35, C1236/36, C1238/38 & C1239/39:
- DTCS C0226/21, C0236/22, C0246/23 & C0256/24: Abs-Related Solenoid Circuits
- DTC C0273/13 & C0274/14: Abs MTR Relay Circuit
- DTCS C0278/11 & C0279/12: Abs Sol Relay Circuit
- DTC C1201/51: Engine Control System Malfunction
- DTC C1202/52: Brake Fluid Level Warning Switch Circuit
- DTC C1203/53: Malfunction In Engine & ECT Ecu Communication Circuit
- DTC C1210/36: Zero Point Calibration Of Yaw Rate Sensor Undone
- DTC C1224/44: NEO Signal Circuit
- DTCS C1225/25, 1226/26 & C1227/27: TRAC & VSC - Related Solenoid Circuits
- DTCS C1231/31 & C1335/35: Steering Angle Sensor Circuit
- DTCS C1232/32 & C1244/44:
- DTCS C1233/33 & C1234/34: Yaw Rate Sensor Circuit
- DTC C1241/41: IG Power Source Circuit
- DTCS C1243/43, C1245/45 & C1336/39:
- DTC C1246/46: Master Cylinder Pressure Sensor Circuit
- DTC C1249/49: Stop Light Switch Circuit
- DTC C1251/51: Abs Pump Motor Lock
- DTC 1267/67: Brake Pedal Load Sensing Switch
- DTC 1303/57: Multiplex Communication Circuit Malfunction
- DTCS C1560 & C1561: PPS Solenoid Circuit
- System Testing
- Notes
- Test A: DTC Always On, Malfunction In Ecu, Abs Warning Light Circuit
- Test B: DTC Always On, Malfunction In Ecu, VSC Warning Indicator Circuit
- Test C: Abs Warning Light Circuit
- Test D: Brake Warning Light Circuit
- Test E: Slip Indicator Light Circuit
- Test F: TC Terminal Circuit
- Test G: TS Terminal Circuit
- Test H: VSC Buzzer Circuit
- Test I: VSC Off Indicator Light, VSC Off Switch Circuit
- Component Tests
- Removal & Installation
- Torque Specifications
- Pin Voltage Test
- Wiring Diagrams
- Special Tools
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.
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