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Home >> Kia >> 2017 >> Forte EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 125 (Electric Stability Program Diagnosis) >> DTC C1503-01: TCS/ESC (ESP) Switch Circuit Error >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2018 Kia Forte5 and 2018 Kia Forte. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible cause
DTC Strategy
  • Signal monitoring
  1. Poor connector connection
  2. Open/short in circuit of ESC/ESP OFF switch
  3. Faulty HECU
Enable Condition
  • Ignition "ON"
  • No related DTC is stored
Threshold Value
  • ESC/ESP OFF switch "ON" signal is received for more than 60s.
Disable Condition
  • Ignition "OFF" and then "ON"
Warning Lamp
  • -
Fail-Safe
  • ESC/ESP OFF switch signal is ignored and normal system operation