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Home >> Infiniti >> 2011 >> M37 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1233 To P2A03 >> DTC P1607: VVEL Control Module >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

  1. PRECONDITIONING

    If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

      TESTING CONDITION: 

      Before performing the following procedure, confirm that battery voltage is more than 10 V at idle. 

      GO TO 2.

  2. PERFORM DTC CONFIRMATION PROCEDURE
    1. Start engine and let it idle for at least 1 second.
    2. Check DTC.

      Is DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END

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