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Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 118 (Audio, Visual, Navigation System) >> [Base Audio & Navigation] >> System Description >> Diagnosis System (Av Control Unit) >> CONSULT Function >> Self Diagnosis Result
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Self Diagnosis Result

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.

Self-diagnosis Results Display Item

SELF-DIAGNOSIS RESULTS DISPLAY ITEM REFERENCE CHART

Error item Description Possible malfunction factor/Action to take
CAN COMM CIRCUIT [U1000] CAN communication malfunction is detected. Refer to "DIAGNOSIS PROCEDURE ".
CONTROL UNIT (CAN) [U1010] CAN initial diagnosis malfunction is detected. Replace the AV control unit if the malfunction occurs constantly.
Refer to "REMOVAL AND INSTALLATION ".
CONTROL UNIT (AV) [U1310] AV communication circuit initial diagnosis malfunction is detected.
CONTROL UNIT [U121F] AV control unit malfunction is detected.
ST ANGLE SEN CALIB [U1232] 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 ".
GPS ANTENNA CONN [U1244] GPS antenna connection malfunction is detected. Check the connection of the GPS antenna connector.
XM ANTENNA CONN [U1258] Satellite radio antenna connection malfunction is detected. Satellite radio antenna disconnection.
USB OVERCURRENT [U1263] Detection of overcurrent in USB connector. Check USB harness between the AV control unit and USB connector.
TCU CONN [U1266] Malfunction of USB connection is detected. Check USB connection between AV control unit and TCU.
  • 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.