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Home >> Hyundai >> 2017 >> Azera Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) >> DTC P0077: Intake Valve Control Solenoid Circuit-High (Bank 1) >> Component Inspection
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Component Inspection

■ Check OCV resistance 

  1. IG "OFF" and disconnect OCV connector.
  2. Measure resistance between power and signal terminals of OCV. (Component Side)

    Specification:  9.4 ~10.4 [20°C (68°F)]

    Fig 1: Measuring Resistance Between Power And Signal Terminals Of OCV (Component Side)
    G12087377Courtesy of HYUNDAI MOTOR AMERICA
  3. Is the measured resistance within specification?

    YES 

    • Go to "OCV Actuation Test" as follows.

    NO 

    • Substitute with a known - good OCV and check for proper operation. If the problem is corrected, replace OCV and go to "Verification of Vehicle Repair " procedure.

■ OCV Actuation Test 

  1. Connect GDS and IG "ON"
  2. Select "OIL CONTROL VALVE" on the Actuation Test
  3. Activates "OIL CONTROL VALVE" by pressing "START" button (Should hear a faint click from Oil Control solenoid Valve)
  4. Repeat this procedure 4 or 5 times to ensure oil control solenoid valve reliability
    Fig 2: Selecting Oil Control Valve On Actuation Test
    G12087378Courtesy of HYUNDAI MOTOR AMERICA
  5. Does OCV generate click sound during acutation test?

    YES 

    • Substitute with a known - good PCM and check for proper operation. If the problem is corrected, replace PCM and go to "Verification of Vehicle Repair " procedure.

    NO 

    • Substitute with a known - good OCV and check for proper operation. If the problem is corrected, replace OCV and go to "Verification of Vehicle Repair " procedure.