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Home >> Kia >> 2021 >> Sorento EX, FWD >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Abs/ESC Diagnosis (Except HEV) (2 Of 4) >> DTC C1542-01: Brake Circuit Error >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Check the brake switch circuit
  • Poor connector connection
  • Faulty BLS circuit
  • Faulty BLS
Enable Condition
  • Normal battery voltage (9 to 16V)
  • Ignition "ON"
Threshold Value Open
  • When BLS "OFF" and pressure sensor > 15bar for 3s or 1s continuously 3 times during non-control
Short
  • In case of over 20kph speed and under 7 bar of pressure sensor input, monitoring a fault if BLS keeps on for 360s or 120s continuously 3 times
Warning Lamp
  • ESP, DBC, AVH
Disable Condition
  • When BLS "OFF" and pressure sensor < 7bar, BLS "ON" and pressure sensor > 15bar more than 1s after ignition off/on