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Home >> Hyundai >> 2014 >> Accent GLS, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System/Electronic Stability Control System Diagnosis >> DTC C1503: TCS/ESC (ESP) Switch error >> Scantool Diagnostics >> GDS Data Analysis

GDS Data Analysis

  1. Connect GDS to Data Link Connector (DLC).
  2. IG "ON".
  3. Press the ESC (ESP) SWITCH.
  4. Monitor the "ESC (ESP) Off Switch" parameter on the GDS.

    Specification:  ESC (ESP) switch parameter changed ON/OFF stats.

    Fig 1: Display - ESC Switch Current Data
    G08805028Courtesy of HYUNDAI MOTOR AMERICA
  5. Whenever the switch is pushed up/down, is the ESC (ESP) off switch's GDS data changed ON/OFF?

    YES 

    • Fault is intermittent caused by poor connection in ESC (ESP) switch line or was repaired and HECU memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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