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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Drive Mode System (DTC/Circuit Diagnosis) >> Circuit Diagnosis >> Drive Mode Switch >> Component Inspection

Component Inspection

  1. CHECK DRIVE MODE SWITCH 
    1. Ignition switch OFF.
    2. Disconnect drive mode switch harness connector.
    3. Check the continuity between drive mode switch terminals as follows.

      Drive mode switch

      Condition

      Continuity

      Terminals

      4

      3

      Switch to down-position.

      Existed

      Other than the above.

      Not existed

      7

      Switch to up-position.

      Existed

      Other than the above.

      Not existed

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace drive mode switch. Refer to Removal and Installation .