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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (BOSE Audio With Navigation) (Introduction, Wiring Diagrams And Basic Inspection) >> System Description >> Diagnosis System (Av Control Unit) >> On Board Diagnosis Function >> Self - Diagnosis Results >> A Connecting Cable Between Units Is Displayed In Yellow.
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A Connecting Cable Between Units Is Displayed In Yellow.

Area with yellow connection lines Description Possible malfunction location / Action to take
Control unit ==> Front Display Serial communication circuits between AV control unit and front display unit are malfunctioning. Serial communication circuits between AV control unit and front display unit.
Control unit ==> GPS Antenna GPS antenna connection malfunctions detected. Check the connection of the GPS antenna connector.
Control unit ==> XM Antenna Satellite radio antenna connection malfunction is detected. Satellite radio antenna disconnection
Control unit ==> Amplifier When either one of the following items are detected:
  • BOSE amp. power supply and ground circuits are malfunctioning.
  • AV communication circuits between headrest display unit LH and BOSE amp. are malfunctioning.
  • BOSE amp. power supply and ground circuits.

    Refer to DIAGNOSIS PROCEDURE .

  • AV communication circuits between headrest display unit LH and BOSE amp.
Control unit ==> Around view When either one of the following items are detected:
  • around view monitor control unit power supply and ground circuits are malfunctioning.
  • AV communication circuits between AV control unit and around view monitor control unit are malfunctioning.
  • Around view monitor control unit power supply and ground circuits.
  • AV communication circuits between AV control unit and around view monitor control unit.
Control unit ==> Video Dist.(Rear)
Video Dist.(Rear) ==> Rear display 2		 When either one of the following items are detected:
  • video distributor power supply and ground circuits are malfunctioning.
  • headrest display unit LH power supply and ground circuits are malfunctioning.
  • AV communication circuits between AV control unit and headrest display unit LH are malfunctioning.
  • location recognition signal circuit between headrest display unit LH and ground is malfunctioning.
  • Video distributor power supply and ground circuits.
  • Headrest display unit LH power supply and ground circuits.
  • AV communication circuits between AV control unit and headrest display unit LH.
  • Location recognition signal circuit between headrest display unit LH and ground.
Video Dist.(Rear) ==> Rear display 2 When either one of the following items are detected:
  • headrest display unit RH power supply and ground circuits are malfunctioning.
  • AV communication circuits between headrest display unit LH and headrest display unit RH are malfunctioning.
  • location recognition signal circuit between headrest display unit RH and ground is malfunctioning.
  • Headrest display unit RH power supply and ground circuits.
  • AV communication circuits between headrest display unit LH and headrest display unit RH.
  • Location recognition signal circuit between headrest display unit RH and ground.
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