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Home >> Infiniti >> 2015 >> QX70 RWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Security Control System >> DTC/Circuit Diagnosis >> DTC B2557: Vehicle Speed >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

  1. PERFORM DTC CONFIRMATION PROCEDURE

    1. Drive the vehicle at the vehicle speed of 10 km/h (6.2 MPH) or more and wait for at least 10 seconds.
    2. Check "Self diagnostic result" with CONSULT.

    Is DTC detected?

    YES 

    Go to DIAGNOSIS PROCEDURE .

    NO 

    INSPECTION END

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