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Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 5) >> Engine (ECM) >> DTC P1607: VVEL Control Module >> DTC Diagnosis Procedure
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DTC Diagnosis Procedure

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

      Refer to DTC Description .

    Is the DTC P1607 displayed again?

    YES

    Replace VVEL control module. Refer to VVEL CONTROL MODULE : Removal & Installation .

    NO

    INSPECTION END