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Home >> Infiniti >> 2012 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1550 To P2A03 >> DTC P1607: VVEL Control Module >> Diagnosis Procedure
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Diagnosis Procedure

  1. PERFORM DTC CONFIRMATION PROCEDURE
    1. Turn ignition switch ON.
    2. Erase DTC.
    3. Perform DTC Confirmation Procedure.

    See "DTC LOGIC ".

    Is the DTC P1607 displayed again? 

    YES: Replace VVEL control module. Refer to "REMOVAL AND INSTALLATION ".

    NO: INSPECTION END