Self-Diagnosis Results Display Item

WARNING: This page is about a different car, the 2008 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.

SELF-DIAGNOSIS RESULTS DISPLAY ITEM

DTC	Display contents of CONSULT-III	DTC Detection Condition	Possible causes
U1300 U1240	AV COMM CIRCUIT [U1300] SWITCH CONN [U1240]	When either one of the following items is detected: Multifunction switch power supply and ground circuits malfunction is detected. Malfunction is detected in AV communication circuits between AV control unit and multifunction switch.	Multifunction switch power supply and ground circuits. AV communication circuits between AV control unit and multifunction switch.
U1300 U1252	AV COMM CIRCUIT [U1300] REAR CAMERA CONN [U1252]	When either one of the following items is detected: Camera control unit power supply and ground circuits malfunction is detected. Malfunction is detected in AV communication circuits between camera control unit and the junction of AV control unit and AV control unit and multifunction switch.	Camera control unit power supply and ground circuits. AV communication circuits between camera control unit and the junction of AV control unit and AV control unit and multifunction switch.
U1300 U1240 U1252	AV COMM CIRCUIT [U1300] SWITCH CONN [U1240] REAR CAMERA CONN [U1252]	Malfunction is detected in AV communication circuits between AV control unit and the junction of camera control unit and multifunction switch.	AV communication circuits between AV control unit and the junction of camera control unit and multifunction switch.