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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seat Belt Control System >> DTC/Circuit Diagnosis >> DTC B2457: Control Unit As >> Diagnosis Procedure
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Diagnosis Procedure

  1. INSPECTION START 
    1. Check "Self-diagnostic result" with CONSULT.
    2. Touch "ERASE".
    3. Perform DTC Confirmation Procedure.

      See "DTC LOGIC ".

      Is DTC B2457 displayed again? 

      YES: Replace pre-crash seat belt control unit (passenger side).

      NO: GO TO 2.

  2. CHECK INTERMITTENT INCIDENT 

    Refer to "INTERMITTENT INCIDENT ".

    : INSPECTION END