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Home >> Hyundai >> 2012 >> Elantra GLS, Automatic Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System (Abs)/Electronic Stability Control (ESC) System >> DTC C1513: Brake switch error >> Scantool Diagnostics >> Monitor GDS Data
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Monitor GDS Data

  1. Connect scantool to Data Link Connector (DLC)
  2. IG "ON".
  3. Press the brake pedal.
  4. Monitor the "Brake Light Switch" parameter on the GDS.
    Fig 1: Scantool Display - Current Data
    G07272011Courtesy of HYUNDAI MOTOR CO.
  5. Whenever Brake pedal is pushed down, is the brake lamp switch's GDS data changed ON/OFF?

    YES 

    • Fault is intermittent caused by poor connection in brake light switch line and/or HECU's connector 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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