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Home >> Infiniti >> 2011 >> G37 Base, 2D Coupe >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 51 (Audio System, Visual System & Navigation System (BOSE Audio With Navigation) -- G37 Convertible) >> DTC/Circuit Diagnosis >> DTC U1300: Av Comm Circuit >> Description >> Self-Diagnosis Results Display Item
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Self-Diagnosis Results Display Item

WARNING: This page is about a different variant/trim than selected.
SELF-DIAGNOSIS RESULTS DISPLAY ITEM

DTC Display contents of CONSULT-III DTC detection condition Possible malfunction factor
U1300
U1240
  • AV COMM CIRCUIT [U1300]
  • SWITCH CONN [U1240]
When either one of the following items are detected:
  • multifunction switch power supply and ground circuits are malfunctioning.
  • AV communication circuits between AV control unit and multifunction switch are malfunctioning.
  • Multifunction switch power supply and ground circuits.
  • AV communication circuits between AV control unit and multifunction switch.
U1300
U125C
  • AV COMM CIRCUIT [U1300]
  • SONAR CONN [U125C]
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.
U1300
U124E
  • AV COMM CIRCUIT [U1300]
  • AMP CONN [U124E]
When either one of the following items are detected:
  • BOSE amp. power supply and ground circuits are malfunctioning.
  • AV communication circuits between sonar control unit and BOSE amp. are malfunctioning.
  • BOSE amp. power supply and ground circuits.
  • AV communication circuits between sonar control unit and BOSE amp.
U1300
U1240
U125C
U124E
  • AV COMM CIRCUIT [U1300]
  • SWITCH CONN [U1240]
  • SONAR CONN [U125C]
  • AMP CONN [U124E]
AV communication circuits between AV control unit and multifunction switch are malfunctioning. AV communication circuits between AV control unit and multifunction switch.