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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 48 (Engine Control System Diagnosis - 2.0L (3 Of 3) (Except HEV)) >> DTC P259F: Turbocharger 'A' Boost Control Position At High Limit >> DTC Inspection >> GDS data analysis

GDS data analysis

WARNING: This page is about a different variant/trim than selected.
  1. Connect GDS and select "Current Data" mode
  2. Start the engine.
  3. Monitor the parameters related to DTC on the "Current Data" menu of the GDS below.
    Fig 1: Scantool Display - Service Data When EWGA Closed
    G11992989Courtesy of HYUNDAI MOTOR AMERICA
    Fig 2: Scantool Display - Service Data When EWGA Open
    G11992990Courtesy of HYUNDAI MOTOR AMERICA
  4. Is parameter displayed within specifications?

    YES 

    • Fault is intermittent caused by poor contact in the sensor's and/or PCM's connector. 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 step.
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