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Home >> Infiniti >> 2009 >> G37 Base, 2D Convertible >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats >> Automatic Drive Positioner -- Convertible >> DTC/Circuit Diagnosis >> DTC B2128: UART Communication Line >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC DETECTING CONDITION AND POSSIBLE CAUSES REFERENCE CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
B2128 UART COMM The communication between driver seat control unit and auto drive positioner control unit is interrupted for a period of time.
  • UART communication line (UART communication line is open or shorted)
  • Driver seat control unit
  • Automatic drive positioner control unit
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