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Home >> Kia >> 2011 >> Sorento Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) - 2.4L >> DTC P0077: Intake Valve Control Solenoid Circuit-High (Bank 1) >> General Information >> Signal Waveform & Data
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Signal Waveform & Data

  1. Connect GDS and select Data Analysis.
  2. After warming-up, check following items.
    Fig 1: Screen Display - CVVT And Throttle Position Data And Signal Waveform On Current Data
    G07414580Courtesy of KIA MOTORS AMERICA, INC.
  3. Data analysis
    • A Sector : CVVT works
    • B Sector : Limp Home Mode (CVVT doesn't work.)
    • CVVT Control Flow (A Sector)

      : Acceleration pedal ((1)) shift → Engine RPM change → Camshaft Position Setpoint ((2)) change → CVVT Valve Duty ((3)) change → Inlet CAM Position ((4)) change