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Home >> Hyundai >> 2017 >> Azera Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System Diagnosis >> DTC C1503: TCS/ESC (ESP) Switch Error >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Circuit Monitoring
  1. Open or short ESC switch
  2. Faulty ESC switch
Enable Conditions
  • When the ESC switch is ON for 1 minute.
Fail Safe
  • Allow the ABS/EBD/ESC control
  • The ESC warning lamp is not activated
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