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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 140 (Anti-Lock Brake System (Abs)/Electronic Stability Control (ESC) Diagnosis) >> DTC C1542-01: Brake Circuit Error >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Trouble shooting Condition Possible Cause
Main action
  • Monitor brake switch signal
  1. Short to power in brake switch
  2. Open or short to ground in brake switch
  3. Defected brake switch
  4. Defected ESP (ESC)
Threshold value
  • When brake pedal pressure more than 15 bars and brake lamp switch is "OFF" for more than 3 seconds,
  • There is no brake lamp switch signal change from inactive to active during four cycles of acceleration up to a vehicle speed higher than 40 km/h (24.85 mi/h) and deceleration down to a vehicle speed lower than 3 km/h (1.86 mi/h).
  • When brake lamp switch signal is continuously active for more than 6 minutes when driving faster than 20 km/h (12.427mi/h).
Diagnosis time
  • 2.56 seconds
MIL
  • ESP (ESC) warning lamp ON
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