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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 63 (Power Distribution Module Diagnosis (HEV)) >> DTC B1991: Immobilizer TX Short Circuit To Ground >> Scantool Diagnostics >> Monitor Scantool Data

Monitor Scantool Data

WARNING: This page is about a different variant/trim than selected.

■ Check DTC 

  1. Connect GDS.
  2. IG "ON" and engine "OFF".
  3. Select "DTC Analysis" mode.
  4. After erase DTC, keep the vehicle condition within "the enable conditions" (Refer to "DTC DETECTING CONDITION " table).
    Fig 1: Screen Display - IMMO TX Short To Ground
    G10603049Courtesy of HYUNDAI MOTOR AMERICA
  5. Is the same DTC occurred again?

    YES 

    • Go to next procedure.

    NO 

    • Fault is intermittent caused by poor contact in PDM's connector or was repaired and PDM 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.

■ Service Data Analysis 

  1. IG "OFF" and connect GDS.
  2. IG "ON" and select "Current Data" menu.
  3. Check the service data of SMART KEY HOLDER INSERT SIGNAL.

    Specification  : INSERT (When the fob is inserted in the holder.)

    Fig 2: Screen Display - Fob In Switch
    G10603050Courtesy of HYUNDAI MOTOR AMERICA
  4. Is the service data within specifications?

    YES 

    • 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 

    • Go to next procedure.