Active Skid Control System (ASC) - Lancer Evolution
- General Information
- Service Specifications
- Diagnosis
- Introduction To ASC Diagnosis
- ASC Diagnostic Troubleshooting Strategy
- Precautions For Diagnosis
- Abs Warning Light And Brake Warning Light Inspection
- Diagnostic Function
- Diagnostic Trouble Code Chart
- Diagnostic Trouble Code Procedures
- DTC C100A: Abnormality in FL wheel speed sensor circuit
- DTC C1015: Abnormality in FR wheel speed sensor circuit
- DTC C1020: Abnormality in RL wheel speed sensor circuit
- DTC C102B: Abnormality in RR wheel speed sensor circuit
- DTC C1011: Abnormality in FL wheel speed sensor signal
- DTC C101C: Abnormality in FR wheel speed sensor signal
- DTC C1027: Abnormality in RL wheel speed sensor signal
- DTC C1032: Abnormality in RR wheel speed sensor signal
- DTC C1014: Mutual monitoring of FL wheel speed sensor
- DTC C101F: Mutual monitoring of FR wheel speed sensor
- DTC C102A: Mutual monitoring of RL wheel speed sensor
- DTC C1035: Mutual monitoring of RR wheel speed sensor
- DTC C1041: Abnormality in periodical signal for FL wheel speed sensor
- DTC C1042: Abnormality in periodical signal for FR wheel speed sensor
- DTC C1043: Abnormality in periodical signal for RL wheel speed sensor
- DTC C1044: Abnormality in periodical signal for RR wheel speed sensor
- DTC C1046: FL wheel speed sensor control phase time exceeded
- DTC C1047: FR wheel speed sensor control phase time exceeded
- DTC C1048: RL wheel speed sensor control phase time exceeded
- DTC C1049: RR wheel speed sensor control phase time exceeded
- DTC C104B: Abnormality in FL wheel inlet valve system; DTC C104F: Abnormality in FR wheel inlet valve system; DTC C1053: Abnormality in RL wheel inlet valve system; DTC C1057: Abnormality in RR wheel inlet valve system; DTC C105F: Abnormality in FL wheel outlet valve system; DTC C1063: Abnormality in FR wheel outlet valve system; DTC C1067: Abnormality in RL wheel outlet valve system; DTC C105B: Abnormality in RR wheel outlet valve system; DTC C1200: Abnormality in FL/RR wheel cut valve system; DTC C1204: Abnormality in FR/RL wheel cut valve system; DTC C1208: Abnormality in FL/RR wheel suction valve system; DTC C120C: Abnormality in FR/RL wheel suction valve system
- DTC C2104: Faulty valve power supply circuit
- DTC C1073: Faulty motor drive circuit
- DTC C2116: Abnormality in power supply voltage in pump motor
- DTC C121D: Abnormality in brake fluid pressure sensor circuit
- DTC C121E: Abnormality in brake fluid pressure sensor output signal
- DTC C2000: Abnormality in wheel fluid pressure sensor circuit
- DTC C2001: Abnormality in wheel fluid pressure sensor output signal
- DTC C1000: Abnormality in stoplight switch circuit
- DTC C123B: Prolonged operation of ASC
- DTC C2200: Abnormality in ASC-ECU
- DTC C2101: Abnormality in battery voltage (high voltage)
- DTC C1395: Brake fluid filling not completed
- DTC C121C: Torque request signal rejection
- DTC C1290: CAN time-out error
- DTC C2203: VIN not recorded
- DTC C2206: Re-execution of variant coding
- DTC C1210: Abnormality in G and yaw rate sensor (longitudinal G sensor)
- DTC C1242: Abnormality in G and yaw rate sensor (longitudinal G sensor)
- DTC C123C: Abnormality in G and yaw rate sensor (lateral G or yaw rate)
- DTC C2204: Internal abnormality in G and yaw rate sensor
- DTC C2111: Brake fluid pressure sensor power supply circuit (low input); DTC C2112: Brake fluid pressure sensor power supply circuit (high input)
- DTC C2114: Abnormality in G and yaw rate sensor operation voltage; DTC C2115: Abnormality in G and yaw rate sensor operation voltage
- DTC C123A: Abnormality in sensor calibration
- DTC C1219: Abnormality in steering wheel sensor signal
- DTC C121A: Abnormality in steering wheel sensor initialization
- DTC C2205: Internal malfunction of steering wheel sensor
- DTC C1608: Implausible diagnosis data
- DTC C2002: Abnormality in valve calibration
- DTC U0001: Bus-off
- DTC U0100: Engine time-out error; DTC U0101: TC-SST time-out error; DTC U0126: Steering wheel sensor time-out error; DTC U0141: ETACS time-out error; DTC U0136: AWC time-out error
- DTC U0125: G and yaw rate sensor message time-out error/message error
- DTC U0401: Engine malfunction detected
- DTC U0428: Communication error in steering wheel sensor
- DTC U0251: AWC time-out error (Local CAN); DTC U0440: AWC communication error (Local CAN); DTC U0435: AWC signal abnormality (Local CAN)
- DTC U1003: G and yaw rate sensor bus-off
- DTC U1415: Variant coding not completed
- DTC U1417: Variant coding value invalid (includes faulty installation)
- Trouble Symptom Chart
- Symptom Procedures
- Inspection Procedure 1: The scan tool cannot communicate with the ABS/ASC system
- Inspection Procedure 2: With the parking brake released, the brake warning light remains illuminated (ABS warning light is turned off)
- Inspection Procedure 3: The ABS warning light does not illuminate when ignition switch is turned to the ON position (engine stopped)
- Inspection Procedure 4: The brake warning light does not illuminate when ignition switch is turned to the ON position (engine stopped)
- Inspection Procedure 5: The ABS warning light remains illuminated even after the engine is started
- Inspection Procedure 6: The ASC warning display stays ON even after the engine is started
- Inspection Procedure 7: The ASC OFF display remains illuminated after the engine is started
- Inspection Procedure 8: After the ASC OFF switch is pressed to turn "OFF," the skid control/TCL cannot be cancelled
- Inspection Procedure 9: Abnormality in brake operation
- Inspection Procedure 10: Skid control/TCL does not operate
- Inspection Procedure 11: ASC-ECU power supply circuit system
- Inspection Procedure 12: ABS/skid control/TCL operates too frequently
- Data List Reference Table
- Actuator Test Reference Table
- Check At Ecu Terminals
- Special Tools
- On-Vehicle Service
- ASC Off Switch
- Hydraulic Unit
- Wheel Speed Sensor
- G And Yaw Rate Sensor
- Steering Wheel Sensor