FixVault

DTC C1200: Wheel Speed Sensor Front-LH Open/Short: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Current Monitoring
  • Open or short of Wheel speed sensor circuit
  • Faulty Wheel speed sensor
Enable Conditions
  • When the sensor signal current is continuously out of the specified range of 4 mA ± 10% ~ 22 mA ± 10% for 140msec.
Fail Safe
  1. Only one wheel failure: Inhibit the ABS/ESC control, allow the EBD control. The ABS/ESC warning lamps are activated, the EBD warning lamp is not activated.
  2. More than two wheels failure: The ABS/EBD/ESC functions are inhibited. The ABS/EBD/ESC warning lamps are activated.