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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 98 (Audio, Visual & Navigation System (Introduction, Wiring Diagrams And Basic Inspection) (BOSE Audio Without Navigation) (Except Hybrid)) >> System Description >> Diagnosis System (Av Control Unit) >> On Board Diagnosis Function >> Self Diagnosis Mode >> Av Control Unit Self Diagnosis Results

Av Control Unit Self Diagnosis Results

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
Only Unit Part Is Displayed In Red
Screen switch Description Possible cause
Control unit Malfunction is detected in AV control unit power supply or ground circuit.
  • AV control unit power supply or ground circuits. Refer to DIAGNOSIS PROCEDURE .
  • If no malfunction is detected in AV control unit power supply and ground circuits, replace AV control unit. Refer to REMOVAL AND INSTALLATION .
Amplifier When either one of the following items are detected:
  • sound signal circuits between BOSE amp. and each speaker are malfunctioning.
  • BOSE amp. malfunction is detected.
A Connecting Cable Between Units Is Displayed In Yellow
Area with yellow connection lines Description Possible cause
Control unit ==> Front Display Malfunction is detected in serial communication circuits between AV control unit and display unit. Serial communication circuits between AV control unit and display unit. Refer to DIAGNOSIS PROCEDURE .
Control unit ==> SAT When any of the following is detected:
  • satellite radio tuner power supply or ground circuit malfunction.
  • communication circuit malfunction between AV control unit and satellite radio tuner.
  • request signal circuit malfunction between AV control unit and satellite radio tuner.
  • Satellite radio tuner power supply or ground circuits. Refer to DIAGNOSIS PROCEDURE .
  • Communication circuit between AV control unit and satellite radio tuner. Refer to DTC LOGIC .
  • Request signal circuit between AV control unit and satellite radio tuner. Refer to DTC LOGIC .
Control unit ==> BTHF When any of the following is detected:
  • Bluetooth® control unit power supply or ground circuit malfunction.
  • AV communication circuit malfunction between AV control unit and Bluetooth® control unit.
  • Bluetooth® control unit power supply or ground circuits. Refer to DIAGNOSIS PROCEDURE .
  • AV communication circuits between AV control unit and Bluetooth® control unit.
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 AV control unit and BOSE amp. are malfunctioning.
  • BOSE amp. power supply and ground circuits.

    Refer to DIAGNOSIS PROCEDURE .

  • AV communication circuits between AV control unit and BOSE amp.
Control unit ==> Parking Sensor When either one of the following items are detected:
  • sonar control unit power supply and ground circuits are malfunctioning.
  • AV communication circuits between AV control unit and sonar control unit are malfunctioning.
  • Sonar control unit power supply and ground circuits.
  • AV communication circuits between AV control unit and sonar control unit.
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