Section 20 (Brake Control)
WARNING: This page is about a different car, the 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
- VEHICLE STABILITY CONTROL SYSTEM (w/o VDIM)
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Check For Intermittent Problems
- Calibration
- Test Mode Procedure
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- DTC Check / Clear
- Freeze Frame Data
- Fail-Safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- DTC C0200/31: Front Speed Sensor RH Circuit; DTC C0205/32: Front Speed Sensor LH Circuit; DTC C1271/71: Low Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1272/72: Low Output Signal of Front Speed Sensor LH (Test Mode DTC)
- DTC C0210/33: Rear Speed Sensor RH Circuit; DTC C0215/34: Rear Speed Sensor LH Circuit; DTC C1273/73: Low Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1274/74: Low Output Signal of Rear Speed Sensor LH (Test Mode DTC)
- DTC C0226/21: SFR Solenoid Circuit; DTC C0236/22: SFL Solenoid Circuit; DTC C0246/23: SRR Solenoid Circuit; DTC C0256/24: SRL Solenoid Circuit; DTC C1225/25 SM Solenoid Circuit
- DTC C0273/13: Open in ABS Motor Relay Circuit; DTC C0274/14: Short to B+ in ABS Motor Relay Circuit; DTC C1361/91: Short Circuit in ABS Motor Fail Safe Relay Circuit
- DTC C0278/11: Open in ABS Solenoid Relay Circuit; DTC C0279/12: Short to B+ in ABS Solenoid Relay Circuit
- DTC C1201/51: Engine Control System Malfunction
- DTC C1203/53: ECM Communication Circuit Malfunction
- DTC C1210/36: Zero Point Calibration of Yaw Rate Sensor Undone; DTC C1336/39: Zero Point Calibration of Acceleration Sensor Undone
- DTC C1223/43: ABS Control System Malfunction
- DTC C1231/31: Steering Angle Sensor Circuit Malfunction
- DTC C1232/32: Stuck in Acceleration Sensor; DTC C0371/71: Yaw Rate Sensor (Test Mode DTC); DTC C1234/34: Yaw Rate Sensor Malfunction; DTC C1243/43 Acceleration Sensor Stuck Malfunction; DTC C1244/44: Open or Short in Acceleration Sensor Circuit; DTC C1245/45: Acceleration Sensor Output Malfunction; DTC C1279/79: Acceleration Sensor Output Voltage Malfunction (Test Mode DTC); DTC C1381/97: Yaw Rate and / or Acceleration Sensor Power Supply Voltage Malfunction
- DTC C1235/35: Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36: Foreign Object is Attached on Tip of Front Speed Sensor LH; DTC C1238/38: Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39: Foreign Object is Attached on Tip of Rear Speed Sensor LH; DTC C1275/75: Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC); DTC C1276/76: Abnormal Change in Output Signal of Front Speed Sensor LH (Test Mode DTC); DTC C1277/77: Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC); DTC C1278/78: Abnormal Change in Output Signal of Rear Speed Sensor LH (Test Mode DTC)
- DTC C1241/41: Low Battery Positive Voltage
- DTC C1246/46: Master Cylinder Pressure Sensor Malfunction; DTC C1281/81: Master Cylinder Pressure Sensor Output Malfunction (Test Mode DTC)
- DTC C1249/49: Open in Stop Light Switch Circuit
- DTC C1251/51: Open in Pump Motor Circuit
- DTC C1267/67: Brake Pedal Load Sensing Switch
- DTC C1290/66: Steering Angle Sensor Zero Point Malfunction
- DTC C1380/64: Stop Light Control Relay Malfunction
- DTC U0073/94: Control Module Communication Bus OFF; DTC U0100/65: Lost Communication with ECM / PCM; DTC U0123/62: Lost Communication with Yaw Rate Sensor Module; DTC U0124/95: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126/63: Lost Communication with Steering Angle Sensor Module
- ABS Warning Light Remains ON
- ABS Warning Light does not Come ON
- VSC Warning Light Remains ON
- VSC Warning Light does not Come ON
- Brake Warning Light Remains ON
- Brake Warning Light does not Come ON
- Slip Indicator Light Remains ON
- Slip Indicator Light does not Come ON
- Skid Control Buzzer Circuit
- TC and CG Terminal Circuit
- TS and CG Terminal Circuit
- Brake Actuator
- FRONT SPEED SENSOR (for 2WD)
- FRONT SPEED SENSOR (for 4WD)
- Rear Speed Sensor
- Yaw Rate And Acceleration Sensor
- Steering Angle Sensor
- Skid Control Buzzer
- TRACTION OFF SWITCH (for 2WD)
- Brake Pedal Load Sensing Switch
- STOP LIGHT CONTROL RELAY (for Automatic Transmission)
- Abs Motor Relay