Traction Control/Active Skid Control System
- General Description
- Notes
- Construction Diagram
- System Check Sound
- TCL/ASC Operation Sounds And Sensations
- Sensor
- Actuator
- Traction Control/Active Skid Control System Operation Indicator Light And Traction Control System Off Indicator Light
- 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
- TCL/ASC Diagnostic Troubleshooting Strategy
- Diagnostic Function
- Diagnostic Trouble Code Chart
- 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
- 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
- DTC C1223: Suspension of SNSR. active check
- 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
- DTC C1266: Motor stuck; DTC C1273: Motor drive circuit stuck off; DTC C1274: Motor drive circuit stuck on
- DTC C1278: Valve Power Circuit Stuck Off; DTC C1279: Valve Power Circuit Stuck On
- DTC C1290: Reverse signal
- DTC C1345: Brake fluid level insufficient
- 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
- 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:)
- Past Trouble
- Diagnosis
- DTC C1393: INCONP. learn neutral (Lateral G)
- DTC C1394: INCOMP. learn neutral (SAS)
- DTC C1395: INCOMP. Brake fluid filling
- DTC C1505: Steering angle sensor; DTC C1506: Steering angle sensor error
- DTC C1607: Trouble in TCL/ASC-ECU
- DTC C1860: Power supply high voltage; DTC C1861: Power supply low voltage
- DTC U1073: Bus off
- DTC U1104: SAS CAN Timeout/Not equipped
- DTC U1105: YR/G CAN Timeout/Not equipped
- DTC U1108: Meter CAN Timeout/Not equipped
- DTC U1433: Dynamic range error TPS
- 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
- DTC U1073: Bus off
- Symptom Chart
- Symptom Procedures
- INSPECTION PROCEDURE 1: Communication between Scan Tool and the TCL/ASC-ECU is not possible.
- INSPECTION PROCEDURE 2: Communication between Scan Tool and the steering wheel sensor is not possible.
- INSPECTION PROCEDURE 3: TCL/ASC-ECU power supply system
- INSPECTION PROCEDURE 4: Steering wheel sensor power supply system
- INSPECTION PROCEDURE 5: G and yaw rate sensor power supply system
- INSPECTION PROCEDURE 11: TCL/ASC System dose not Operate.
- Data List Reference Table
- Actuator Test Reference Table
- Check At Abs-Ecu
- Special Tools
- On-Vehicle Service
- Hydraulic Unit
- Wheel Speed Sensor
- G And Yaw Rate Sensor
- Steering Wheel Sensor
- Specifications