Traction Control/Active Skid

• General Information
  • Notes
  • System Check Sound
  • TCL/ASC Operation Sounds And Sensations
  • Sensor
    • G And Yaw Rate Sensor
    • Steering Wheel Sensor
    • Traction Control Off Switch
    • Traction Control Off Switch Position And Their Respective Control
  • Actuator
    • Hydraulic Unit
    • Traction Control/Active Skid Control System Operation Indicator Light And Traction Control System Off Indicator Light
    • Traction Control/Active Skid Control System Indicator Light
    • Traction Control System Off Indicator Light
    • Indicator Light Operation Pattern
  • TCL/ASC-Ecu
  • System Configuration
  • Overview Of Control
  • Example Of Active Skid Control Operation
  • Example Of The Effect Of Control
  • Joint Control
  • Example Of Operation Of Traction Control
  • Fail-Safe And Diagnostic Functions
  • Active Skid Control System Operation
    • Notes
    • During Normal Braking
    • When The Abs Fluid Pressure Is Decreasing
    • When The Abs Fluid Pressure Is Holding
    • When The Abs Fluid Pressure Is Increasing
    • When The Traction Control System Is Increasing Fluid Pressure (Or The Active Skid Control Is Increasing Fluid Pressure When The Brake Pedal Is Not Depressed)
    • When The Traction Control System Is Holding Fluid Pressure (Or The Active Skid Control Is Holding Fluid Pressure When The Brake Pedal Is Not Depressed)
    • When The Traction Control System Is Decreasing Fluid Pressure (Or The Active Skid Control Is Decreasing Fluid Pressure When The Brake Pedal Is Not Depressed)
    • When The Active Skid Control Is Increasing The Fluid Pressure While The Brake Pedal Is Depressed
    • When The Active Skid Control Is Holding The Fluid Pressure While The Brake Pedal Is Depressed
    • When The Active Skid Control Is Decreasing The Fluid Pressure While The Brake Pedal Is Depressed
  • Traction Control System Operation
• TCL/ASC Diagnosis
  • Introduction To Traction Control/Active Skid Control System Diagnosis
    • Notes
    • TCL/ASC Diagnostic Trouble Code Detection Conditions
  • TCL/ASC Diagnostic Troubleshooting Strategy
  • Diagnostic Function
    • On-Board Diagnostics
  • How To Connect The Scan Tool (Mut-III)
  • How To Read And Erase Diagnostic Trouble Codes
  • How To Read Data List
  • How To Perform Actuator Test
  • How To Diagnose The Can Bus Line
  • Diagnostic Trouble Code Chart
    • Notes
    • < Abs/TCL/ASC DTC >
    • < Steering Wheel Sensor DTC >
  • Diagnostic Trouble Code Definitions
  • Diagnostic Trouble Code Procedures < TCL/ASC-Ecu >
    • DTC C1200: Fr Wheel SPD. SNSR. Malfunction, DTC C1205: Fl Wheel SPD. SNSR. Malfunction, DTC C1210: RR Wheel SPD. SNSR. Malfunction, DTC C1215: RL Wheel SPD. SNSR. Malfunction
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1201: Fr Wheel SPD. SNSR. Invalid Signal, DTC C1206: Fl Wheel SPD. SNSR. Invalid Signal, DTC C1211: RR Wheel SPD. SNSR. Invalid Signal, DTC C1216: RL Wheel SPD. SNSR. Invalid Signal
      • Notes
      • Circuit Operation
      • Abs DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1223: Suspension Of SNSR. Active Check
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTC are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1226: Fr Inlet Valve, DTC C1231: Fr Outlet Valve, DTC C1236: Fl Inlet Valve, DTC C1241: Fl Outlet Valve, DTC C1246: RR Inlet Valve, DTC C1251: RR Outlet Valve, DTC C1256: RL Inlet Valve, DTC C1261: RL Outlet Valve, DTC C1300: Fr Cut Valve, DTC C1305: Fr Suction Valve, DTC C1310: Fl Cut Valve, DTC C1315: Fl Suction Valve
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1266: Motor Stuck, DTC C1273: Motor Drive Circuit Stuck Off, DTC C1274: Motor Drive Circuit Stuck On
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
        • Notes
        • DTC C1266: Motor System (Seizure)
        • DTC C1273: Motor Relay Problem (Stuck Off)
        • DTC C1274: Motor Relay Problem (Stuck On)
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1278: Valve Power Circuit Stuck Off, DTC C1279: Valve Power Circuit Stuck On
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • DTC C1278 (Valve Relay Off Failure)
      • DTC C1278 (Valve Relay On Failure)
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1290: Reverse Signal
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC C1345: Brake Fluid Level Insufficient
      • Notes
      • Circuit Operation
      • Abs DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for this DTC is to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1361: M/C Pressure SNSR. Stuck/Low Gain, DTC C1362: M/C Pressure SNSR. Low Voltage, DTC C1363: M/C Pressure SNSR. High Voltage
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC C1366: Lateral G SNSR. Stuck/Low Gain, DTC C1371: Yaw Rate SNSR. Stuck/Low Gain, DTC C1381: Straight G SNSR. Stuck/Low Gain, DTC C1385: Yaw Rate Sensor, DTC C1386: Straight G Sensor/G Performance, DTC C1387: Lateral G Sensor/G Performance (Lateral G Sensor Or G Performance), DTC C1388: Yaw Rate Sensor Active Check, DTC C1389: Straight G Sensor Active Check, DTC C1390: Lateral G Sensor Active Check
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
        • Notes
        • DTC C1366: Lateral G-Sensor (Seizure Or Abnormal Output Signal)
        • DTC C1371: Yaw Rate G-Sensor (Seizure, Abnormal Output Signal Or Oscillation)
        • DTC C1381: Straight G-Sensor (Seizure Or Abnormal Output Signal)
        • DTC C1385: Yaw Rate Sensor (Abnormal Output Or Poor Performance)
        • DTC C1386: Straight G-Sensor (Longitudinal Or Lateral Performance Deteriorated)
        • DTC C1387: Lateral G-Sensor/G Performance (Lateral G-Sensor Or G Performance) < Longitudinal Or Lateral Performance Deteriorated >
        • DTC C1388: Yaw Rate Sensor Active Check (Active Check Failure)
        • DTC C1389: Straight G-Sensor Active Check (Active Check Failure)
        • DTC C1390: Lateral G-Sensor Active Check (Active Check Failure)
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1393: INCOMP. learn neutral (Lateral G)
      • Notes
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC C1394: INCOMP. Learn Neutral (SAS)
      • Notes
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC C1395: INCOMP. Brake Fluid Filling
      • Notes
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC C1505: Steering Angle Sensor, DTC C1506: Steering Angle Sensor Error
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • DTC C1505: Steering Angle Sensor (Signal Seizure Or Abnormal Neutral Point)
      • DTC C1506: Steering Angle Sensor (Abnormal Steering Angle)
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC C1607: Trouble In TCL/ASC-Ecu
      • Notes
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC C1860: Power Supply High Voltage, DTC C1861: Power Supply Low Voltage
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
        • Current trouble
        • Past trouble
      • Diagnosis
    • DTC U1073: Bus Off
      • Notes
      • Trouble Judgment
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC U1104: SAS Can Timeout/Not Equipped
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
        • Current trouble
        • Past trouble
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC U1105: Yr/G Can Timeout/Not Equipped
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
        • Current trouble
        • Past trouble
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC U1108: Meter Can Timeout/Not Equipped
      • Notes
      • Circuit Operation
      • TCL/ASC DTC Set Conditions
        • Current trouble
        • Past trouble
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC U1433: Dynamic Range Error TPS, DTC Set Condition
      • Notes
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
  • Diagnostic Trouble Code Procedures < Steering Wheel Sensor >
    • DTC C1551: Hall-Ic Output Voltage, DTC C1552: Hall-Ic Output Pattern, DTC C1553: Optical Sensor, DTC C1554: Speed Sensor Is Out Of Range, DTC C1555: Steering Angle SNS. Out Of Range, DTC C1608: EEPROM Failure
      • Notes
      • Circuit Operation
      • TCL/ASC/ASC DTC Set Conditions
        • Notes
        • DTC C1551: Hall-Ic Output Voltage
        • DTC C1552: Hall-Ic Output Pattern
        • DTC C1553: Optical Sensor
        • DTC C1554: Speed Sensor Is Out Of Range
        • DTC C1555: Steering Angle SNS. Out Of Range
        • DTC C1608: EEPROM Failure
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
    • DTC U1073: Bus Off
      • Notes
      • Trouble Judgment
      • TROUBLESHOOTING HINTS (The most likely causes for these DTCs are to set are:)
      • Diagnosis
  • Symptom Chart
  • Symptom Procedures
    • INSPECTION PROCEDURE 1: Communication between Scan Tool and the TCL/ASC-ECU is not possible.
      • Notes
      • Technical Description (Comment)
      • TROUBLESHOOTING HINTS (The most likely causes for this case:)
      • Diagnosis
    • INSPECTION PROCEDURE 2: Communication between Scan Tool and the steering wheel sensor is not possible.
      • Notes
      • Technical Description (Comment)
      • TROUBLESHOOTING HINTS (The most likely causes for this case:)
      • Diagnosis
    • INSPECTION PROCEDURE 3: TCL/ASC-ECU power supply system
      • Notes
      • Circuit Operation
      • TROUBLESHOOTING HINTS (The most likely causes for this case:)
      • Diagnosis
    • INSPECTION PROCEDURE 4: Steering wheel sensor power supply system
      • Notes
      • Circuit Operation
      • TROUBLESHOOTING HINTS (The most likely causes for this case:)
      • Diagnosis
    • INSPECTION PROCEDURE 5: G and yaw rate sensor power supply system
      • Notes
      • Circuit Operation
      • TROUBLESHOOTING HINTS (The most likely causes for this case:)
      • Diagnosis
    • INSPECTION PROCEDURE 11: TCL/ASC System dose not Operate.
      • Comment
      • TROUBLESHOOTING HINTS (The most likely causes for this case:)
      • Diagnosis
  • Data List Reference Table
  • Actuator Test Reference Table
    • Notes
    • Actuator Test Specifications
  • Check At Abs-Ecu
    • Terminal Voltage Check Chart
    • Resistance And Continuity Between Harness-Side Connector Terminals
• Special Tools
• On-Vehicle Service
  • Wheel Speed Sensor Output Voltage Measurement
    • Notes
    • Points In Waveform Measurement
  • Hydraulic Unit Check
  • In The Event Of A Discharged Battery
  • G And Yaw Rate Sensor Calibration
  • Steering Wheel Sensor Calibration
• Hydraulic Unit
  • Removal And Installation
    • Notes
    • Removal Service Points
      • < < A>> Hydraulic Unit (Integrated With TCL/ASC-Ecu) Removal
    • Installation Service Point
      • >>A< < Brake Tube Connection
• Wheel Speed Sensor
  • Removal And Installation
• G And Yaw Rate Sensor
  • Removal And Installation
• Steering Wheel Sensor
  • Removal And Installation
    • Notes
    • Installation Service Point
      • >>A< < Steering Wheel Sensor Neutral Point Alignment
• Specifications
  • Fastener Tightening Specification
  • Service Specifications