LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2010 >> G37 Base, 2D Coupe >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Security Control System (With Intelligent Key System)) >> Component Diagnosis >> DTC B2191: Difference Of Key >> DTC Logic >> DTC Confirmation Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2010 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM DTC CONFIRMATION PROCEDURE
    1. Insert mechanical key into the key cylinder.
    2. Press the ignition knob switch.
    3. Check "Self diagnostic result" with CONSULT-III.

      Is DTC detected? 

      YES: Refer to "DIAGNOSIS PROCEDURE ".

      NO: Inspection End.

scientia non olet · About LEMON Manuals