LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2016 >> QX80 Base, RWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostic Trouble Codes (DTCS) P1553-P26AB And Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC P1606: VVEL Control Module Calculation Function Or EEP-ROM System Malfunction >> Diagnosis Procedure >> Diagnostic Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Test

  1. PERFORM DTC CONFIRMATION PROCEDURE

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

      See DTC LOGIC .

    Is the DTC P1606 displayed again?

    YES 

    Replace VVEL control module. Refer to REMOVAL AND INSTALLATION .

    NO 

    INSPECTION END