Error item

Some error items may be displayed simultaneously according to the cause. If some error items are displayed simultaneously, the detection of the cause can be performed by the combination of display items

Error item	Description	Possible malfunction factor/Action to take
CAN COMM CIRCUIT	CAN communication malfunction is detected.	Perform diagnosis with CONSULT, and then repair the malfunctioning parts according to the diagnosis results. Refer to "CONSULT FUNCTION ".
CONTROL UNIT (CAN)	CAN initial diagnosis malfunction is detected.	Replace the AV control unit if the malfunction occurs constantly. Refer to "REMOVAL AND INSTALLATION ".
CONTROL UNIT (AV)	AV communication circuit initial diagnosis malfunction is detected.
FLASH-ROM Error Of Control Unit	AV control unit malfunction is detected.
CAN Controller Memory Error	AV control unit malfunction is detected.
Steer. Angle Sensor Calibration	Predictive course line center position adjustment of the steering angle sensor is incomplete.	Adjust the predictive course line center position of the steering angle sensor. Refer to "WORK PROCEDURE ".
Front Display Connection Error	When either one of the following items is detected: display unit power supply and ground circuits are malfunctioning. communication circuits between AV control unit and display unit are malfunctioning.	Display unit power supply and ground circuits. Refer to "DISPLAY UNIT: DIAGNOSIS PROCEDURE ". Communication circuits between AV control unit and display unit.
XM Connection Error	When either one of the following items is detected: satellite radio tuner power supply and ground circuit are malfunctioning. communication circuits between AV control unit and satellite radio tuner are malfunctioning. request signal circuit between AV control unit and satellite radio tuner are malfunctioning.	Satellite radio tuner power supply and ground circuit. Refer to "SATELLITE RADIO TUNER: DIAGNOSIS PROCEDURE ". Communication circuit between AV control unit and satellite radio tuner. Request signal circuit between AV control unit and satellite radio tuner.
AV COMM CIRCUIT Switches Connection Error	When either one of the following items is 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.
AV COMM CIRCUIT H/F Unit Connection Error	When either one of the following items is detected: TEL adapter unit power supply and ground circuits are malfunctioning. AV communication circuits between AV control unit and TEL adapter unit are malfunctioning.	TEL adapter unit power supply and ground circuits. Refer to "TEL ADAPTER UNIT: DIAGNOSIS PROCEDURE ". AV communication circuits between AV control unit and TEL adapter unit.
AV COMM CIRCUIT Switches Connection Error H/F Unit Connection Error	Malfunction is detected in AV communication circuits between AV control unit and multifunction switch are malfunctioning.	AV communication circuits between AV control unit and multifunction switch.