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Home >> Hyundai >> 2005 >> Tucson GLS, FWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Abs (Anti-Lock Brake System) >> Troubleshooting >> Diagnostic Trouble Code Chart >> DTC C1503: TCS Switch Error >> DTC Detecting Condition
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DTC C1503: TCS Switch Error: DTC Detecting Condition

DTC DETECTING CONDITION

DTC No Condition Possible Cause
C1503 When the TCS/ESP switch is ON for 1 min.
  • Open/short in TCS/ESP switch circuit.
  • Faulty TCS/ESP switch
  • Faulty HECU
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