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Home >> Kia >> 2021 >> Forte EX >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control Diagnosis >> DTC C1542-01: Brake Circuit Error >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal monitoring
  • Poor connector connection
  • Brake Lamp Switch Circuit Open/Short
  • Faulty Brake Lamp Switch
  • Abnormality of brake switch supply power
  • Faulty brake switch adjustment (brake lamp signal)
  • Faulty brake switch mounting
  • Abnormal signal input by the driver using both feet
Enable Condition
  • Ignition "ON"
  • No related DTC is stored
Threshold Value
  • When the brake lamp switch is turned on for 6 minutes while the vehicle speed is over 10 km/h (6.21 MPH)
  • When the brake lamp is turned off for more than 3s while the pressure sensor signal is over 15 bar
Warning Lamp
  • lamp "ON"
Disable Condition
  • Ignition "OFF/ON"