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Home >> Infiniti >> 2011 >> M37 x >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Audio, Visual & Navigation System (BOSE Audio With Navigation)) >> System Description >> Diagnosis System (Av Control Unit) >> CONSULT Function >> Self Diagnosis Result >> Self-diagnosis Results Display Item
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Self-diagnosis Results Display Item

WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
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.
Cont Unit [U1200] AV control unit malfunction is detected.
GYRO NO CONN [U1201]
G-SENSOR NO CONN [U1202]
CAN CONT [U1216]
BLUETOOTH MODULE [U1217]
SUB CPU CONN [U1228]
iPod CERTIFICATION [U1229]
Built-in AUDIO CONN [U122E]
HDD CONN [U1218] AV control unit malfunction is detected.
  • If the music box function has no malfunctions, then there is a possibility of the detection of a temporary malfunction.
  • Replace the AV control unit if the malfunction occurs constantly. Refer to "REMOVAL AND INSTALLATION ".
HDD READ [U1219]
HDD WRITE [U121A]
HDD COMM [U121B]
HDD ACCESS [U121C]
GPS COMM [U1204] GPS malfunction is detected. An intermittent error caused by strong radio interference may be detected unless any symptom (GPS reception error, etc.) occurs.
Replace the AV control unit if the malfunction occurs constantly.
Refer to "REMOVAL AND INSTALLATION ".
GPS ROM [U1205]
GPS RAM [U1206]
GPS RTC [U1207]
USB CONTROLLER [U1225] USB connection malfunction is detected. Check that the connection to the USB connector is normal.
DSP CONN [U121D] AV control unit malfunction is detected.
  • If a disc can be played, then there is a possibility of the detection of a temporary malfunction.
  • Replace the AV control unit if the malfunction occurs constantly.

    Refer to "REMOVAL AND INSTALLATION ".
DSP COMM [U121E]
DVD COMM [U1227] AV control unit malfunction is detected.
  • If DVD can be played, then there is a possibility of the detection of a temporary malfunction.
  • Replace the AV control unit if the malfunction occurs constantly.

    Refer to "REMOVAL AND INSTALLATION ".
CONFIG UNFINISH [U122A] The writing of configuration data is incomplete. Write configuration data with CONSULT. Refer to "DESCRIPTION ".
AMP TEMP [U1231] BOSE amp. malfunction is detected. Replace the BOSE amp. if the malfunction occurs constantly.
Refer to "REMOVAL AND INSTALLATION ".
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 ".
FRONT DISP CONN [U1243] When either one of the following items are detected:
  • display unit power supply and ground circuits are malfunctioning.
  • communication circuits between AV control unit and display unit are malfunctioning.
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.
ANTENNA AMP TERMINAL [OPEN or SHORT] [U1264] Antenna amp. ON signal circuit malfunction is detected. Antenna amp. ON signal circuit between AV control unit and antenna base.
FL-DOOR WOOFER
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U1601]		 Malfunction is detected sound signal circuits between BOSE amp. and front door woofer LH. Sound signal circuits between BOSE amp. and front door woofer LH.
FL-DOOR SQUAWK
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U1602]		 When either one of the following items are detected:
  • sound signal circuits between BOSE amp. and front door squawker LH are malfunctioning.
  • sound signal circuits between BOSE amp. and tweeter LH are malfunctioning.
  • Sound signal circuits between BOSE amp. and front door squawker LH.
  • Sound signal circuits between BOSE amp. and tweeter LH.
FR-DOOR WOOFER
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U1609]		 Malfunction is detected sound signal circuits between BOSE amp. and front door woofer RH. Sound signal circuits between BOSE amp. and front door woofer RH.
FR-DOOR SQAWK
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U160A]		 When either one of the following items are detected:
  • sound signal circuits between BOSE amp. and front door squawker RH are malfunctioning.
  • sound signal circuits between BOSE amp. and tweeter RH are malfunctioning.
  • Sound signal circuits between BOSE amp. and front door squawker RH.
  • Sound signal circuits between BOSE amp. and tweeter RH.
F-INST C-SQAWK
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U162A]		 Malfunction is detected sound signal circuits between BOSE amp. and center speaker. Sound signal circuits between BOSE amp. and center speaker.
FL-SEAT L-SQAWK
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U1632]		 Malfunction is detected sound signal circuits between BOSE amp. and driver seat speaker LH. Sound signal circuits between BOSE amp. and driver seat speaker LH.
FL-SEAT R-SQAWK
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U163A]		 Malfunction is detected sound signal circuits between BOSE amp. and driver seat speaker RH. Sound signal circuits between BOSE amp. and driver seat speaker RH.
FR-SEAT L-SQAWK
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U163E]		 Malfunction is detected sound signal circuits between BOSE amp. and passenger seat speaker LH. Sound signal circuits between BOSE amp. and passenger seat speaker LH.
RL-DOOR SPEAKER
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U1708]		 Malfunction is detected sound signal circuits between BOSE amp. and rear door speaker LH. Sound signal circuits between BOSE amp. and rear door speaker LH.
RR-DOOR SPEAKER
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U1710]		 Malfunction is detected sound signal circuits between BOSE amp. and rear door speaker RH. Sound signal circuits between BOSE amp. and rear door speaker RH.
R-PSHELF C-WOOFER
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U1725]		 Malfunction is detected sound signal circuits between BOSE amp. and rear woofer. Sound signal circuits between BOSE amp. and rear woofer.
CORRECT MICROPHONE
[OPEN, SHORT, GND-SHORT or VB-SHOR] [U190C]		 Malfunction is detected in sound signal circuits between BOSE amp. and either front or rear microphone. Sound signal circuits between BOSE amp. and front or rear microphone.
  • 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.
  • 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 multifunction switch and BOSE amp. are malfunctioning.
  • BOSE amp. power supply and ground circuits.

    Refer to "BOSE AMP.: DIAGNOSIS PROCEDURE ".

  • AV communication circuits between multifunction switch and BOSE amp.
  • AV COMM CIRCUIT [U1300]
  • SWITCH CONN [U1240]
  • 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.
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