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Home >> Hyundai >> 2010 >> Azera GLS >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System)/Electronic Stability Control (Abs/ESC) Diagnosis >> DTC C1503: TCS/ESP Switch error >> Scantool Diagnostics >> Monitor Scantool Data

Monitor Scantool Data

  1. Connect scantool to Data Link Connector ( DLC).
  2. Ignition "ON" & Engine "OFF".
  3. Press the ESC SWITCH.
  4. Monitor the "ESC OFF SWITCH" parameter on the scantool.
    Fig 1: Monitoring ESC OFF Switch Parameter On Scantool
    G06805904Courtesy of HYUNDAI MOTOR CO.

    Normal data

  5. Whenever the switch is pushed up/down, is the ESC off switch's scantool data changed ON/OFF?

    YES 

    • Fault is intermittent caused by poor connection in ESC 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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