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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Abs/Esp Diagnosis (PHEV) (2 Of 4)) >> DTC C1503-01: TCS Switch Error >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible Cause
DTC Strategy
  • Monitor ESP Off switch circuit signal
  • Short to power in ESP Off switch circuit
  • Faulty ESP Off switch
Enable Condition
  • Ignition "ON"
  • Auxiliary battery normal voltage
Threshold Value
  • ESP Off switch "ON" for more than 60s
Warning Lamp
  • Not activated
Disable Condition
  • ESC switch "OFF" more than 1s
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