LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 75 (Security Control System -- G37 Convertible) >> DTC/Circuit 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 Infiniti G37. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM DTC CONFIRMATION PROCEDURE
    1. Press the push-button ignition switch.
    2. Check "Self-diagnosis result" using CONSULT-III.

      Is DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END

scientia non olet · About LEMON Manuals