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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 32 (Engine Control System Diagnosis - 2.0L (1 Of 3) (Except HEV)) >> DTC P0049: Turbocharger/Supercharger Turbine Overspeed >> Component Inspection >> Turbo Charger Boost Sensor (PUT) Inspection

Turbo Charger Boost Sensor (PUT) Inspection

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  1. Connect GDS and select "Current Data" mode
  2. Start the engine.
  3. Monitor the parameters related to turbo charger on the "Current Data" menu of the GDS below.

    Specification:  the change of turbo charger boost pressure should parallel actual engine speed.

    Fig 1: Screen Display - Parameters Related To Turbo Charger On Current Data Menu Of GDS
    G11992279Courtesy of HYUNDAI MOTOR AMERICA
  4. Is parameter displayed normal?

    YES 

    • Inspect turbo charger assembly referring to shop service information. If problem is found, repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
    • Substitute with a known-good Boost Pressure Sensor and check for proper operation. If the problem is corrected, replace Boost Pressure Sensor and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.