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Home >> Infiniti >> 2017 >> Q50 Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 225 (Audio, Visual & Navigation System (INFINITI INTOUCH) (Diagnostic Trouble Codes (DTCS) B1F10-U1725 And Circuit Diagnosis) (Hybrid)) >> DTC / Circuit Diagnosis >> DTC U1300: Av Comm Circuit >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
DTC Trouble diagnosis
(Trouble diagnosis contents)
Detecting condition
U1300 AV COMM CIRCUIT
(AV communication circuit)
  • AV communication signal cannot be transmitted by the abnormalities in display control unit.
  • AV communication signal cannot receive by the abnormalities of ECU connected to AV communication circuit.
NOTE:

DTC U1300 is simultaneously displayed as one of following DTC (s).

  • U1249 AUDIO H/U CONN
  • U124E AMP CONN
  • U1259 2ND DISP CONN
  • U125B AROUND CAMERA CONN
  • U1267 METER CONN