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Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Automatic Drive Positioner (DTC/Circuit Diagnosis) (Except Hybrid) >> DTC/Circuit Diagnosis >> DTC B2128: UART Communication Line >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

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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