Traction Control/Active Stability Control System
- General Description
- Diagnosis
- Introduction To TCL/ASC Diagnosis
- TCL/ASC Diagnostic Troubleshooting Strategy
- Diagnostic Function
- Diagnostic Trouble Code Chart
- Diagnostic Trouble Code Procedures
- wheel speed DTC C1200: FR wheel SPD. SNSR. malfunction
- DTC C1201: FR wheel SPD. SNSR. invalid signal
- DTC C1205: FL wheel SPD. SNSR. malfunction
- DTC C1206: FL wheel SPD. SNSR. invalid signal
- DTC C1210: RR wheel SPD. SNSR. malfunction
- DTC C1211: RR wheel SPD. SNSR. invalid signal
- DTC C1215: RL wheel SPD. SNSR. malfunction
- DTC C1216: RL wheel SPD. SNSR. invalid signal
- 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 C1271: Motor drive circuit
- DTC C1276: Valve Power Supply Circuit
- DTC C1340: Stoplight switch
- DTC C1361: M/C pressure SNSR. stuck/low gain; DTC C1364: M/C pressure SNSR. malfunction
- DTC C1366: Lateral G SNSR. stuck/low gain; DTC C1371: Yaw rate SNSR. stuck/low gain; DTC C1377: Communication error G and yaw rate SNSR.; DTC C1864: G and yaw rate SNSR. power supply voltage
- Notes
- Circuit Operation
- TCL/ASC DTC Set Conditions
- Notes
- DTC C1366: Lateral G SNSR. stuck/low gain (seizure or abnormal output signal)
- DTC C1371: Yaw rate SNSR. stuck/low gain (seizure, abnormal output signal or oscillation)
- DTC C1377: Communication error G and yaw rate SNSR. (seizure or abnormal output signal)
- DTC C1864: G and yaw rate SNSR. power supply voltage (abnormal output or poor performance)
- Troubleshooting Hints (The Most Likely Causes For These DTCS Are To Set Are:)
- Past Trouble
- Diagnosis
- DTC C1394: INCOMP. learn neutral (SAS)
- DTC C1395: INCOMP. Brake fluid filling
- DTC C1505: Steering angle sensor (detected by ASC side); DTC C1506: Steering angle sensor error (detected by itself)
- DTC C1607: ECU failure
- DTC C1640: Coding not completed
- DTC C1641: Coding not completed
- DTC C1860: Abnormality in battery voltage (high voltage); DTC C1861: Abnormality in battery voltage (low voltage)
- DTC U1073: Bus off
- DTC U1100: CAN Communications System Time Out Error Engine Related Data
- DTC U1101: CAN Communications System Time Out Error A/T Related Data
- DTC U1104: SAS CAN Timeout/Not equipped
- DTC U1120: CAN Communications System TCL Uncontrollable by Engine Malfunction
- Diagnostic Trouble Code Procedures
- 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 circuit system
- INSPECTION PROCEDURE 4: Steering wheel sensor power supply circuit system
- INSPECTION PROCEDURE 5: When the Ignition Switch is Turned to the "ON" Position (Engine Stopped), the "ASC OFF" Indicator does not Illuminate.; INSPECTION PROCEDURE 6: When the Ignition Switch is Turned to the "ON" Position (Engine Stopped), the TCL/ASC Work Indicator does not Illuminate.; INSPECTION PROCEDURE 7: The "ASC OFF" Indicator Remains Illuminated After the Engine is Started.; INSPECTION PROCEDURE 8: The TCL/ASC Work Indicator Remains Illuminated After the Engine is Started.
- INSPECTION PROCEDURE 9: When the ASC OFF Switch is Push On for 3 Secons or more, ASC does not be Cancelled.
- INSPECTION PROCEDURE 10: TCL/ASC System dose not Operate.
- Data List Reference Table
- Actuator Test Reference Table
- Check At TCL/ASC-Ecu
- Special Tools
- On-Vehicle Service
- Hydraulic Unit
- Wheel Speed Sensor
- ASC Off Switch
- Inspection
- G And Yaw Rate Sensor
- Steering Wheel Sensor
- Specifications