DTC Logic

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.

CONSULT Display	DTC Detection Condition	Possible Cause
FRONT DISP CONN [U1243]	When any of the following is detected. display unit power supply or ground circuit malfunction. serial communication circuit malfunction between front display unit and AV control unit.	Display unit power supply and ground circuits. Serial communication circuits between front display unit and AV control unit.

CONSULT Display

DTC Detection Condition

Possible Cause

FRONT DISP CONN
[U1243]

When any of the following is detected.

display unit power supply or ground circuit malfunction.
serial communication circuit malfunction between front display unit and AV control unit.

Display unit power supply and ground circuits.
Serial communication circuits between front display unit and AV control unit.