LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 133 (Seat Belt Control System) >> DTC/Circuit Diagnosis >> DTC B2457: Control Unit As >> 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 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
  1. SELF-DIAGNOSIS WITH PRE-CRASH SEAT BELT CONTROL UNIT 
    1. Turn ignition switch ON.
    2. Check "Self-diagnostic result" with CONSULT.

      Is DTC detected? 

      YES: Refer to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END

scientia non olet · About LEMON Manuals