Nissan Murano. Manual — part 102
AV-186
< SYSTEM DESCRIPTION >
[BOSE AUDIO WITHOUT NAVIGATION]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
• CAN communication status and error counter is displayed.
• The error counter displays “OK” if any malfunction was not
detected in the past and displays “0” if a malfunction is detected. It
increases by 1 if the condition is normal at the next ignition switch
ON cycle. The upper limit of the counter is 39.
• The error counter is erased if “Reset” is pressed.
NOTE:
“???” indicates UNKWN.
AV COMM Diagnosis
• Displays the communication status between AV control unit (mas-
ter unit) and each unit.
• The error counter displays “OK” if any malfunction was not
detected in the past and displays “0” if a malfunction is detected. It
increases by 1 if the condition is normal at the next ignition switch
ON cycle. The upper limit of the counter is 39.
• The error counter is erased if “Reset” is pressed.
NOTE:
“???” indicates UNKWN.
Delete Unit Connection Log
Deletes any unit connection records and error records from the AV
control unit memory. (Clear the records of the unit that has been
removed.)
Initialize Settings
Items
Display (Current)
Malfunction counter
(Past)
Tx(HVAC)
OK / ???
OK / 0 – 39
Rx(ECM)
OK / ???
OK / 0 – 39
Rx(Cluster)
OK / ???
OK / 0 – 39
Rx(BCM)
OK / ???
OK / 0 – 39
Rx(HVAC)
OK / ???
OK / 0 – 39
Rx(USM)
OK / ???
OK / 0 – 39
Rx(VDC)
OK / ???
OK / 0 – 39
Rx(STRG)
OK / ???
OK / 0 – 39
JSNIA2235ZZ
Items
Status
(Current)
Counter
(Past)
C Tx(ITM-PrimarySW)
OK / ???
OK / 0 – 39
C Rx(PrimarySW-ITM)
OK / ???
OK / 0 – 39
C Rx(BTHF-ITM)
OK / ???
OK / 0 – 39
JSNIA2505ZZ
JSNIA0088GB
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-187
< SYSTEM DESCRIPTION >
[BOSE AUDIO WITHOUT NAVIGATION]
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“User Data Initialization” and “Accessory Number Initialization” are
possible.
CAUTION:
• Never perform Accessory Number Initialization except when
configuration is unsuccessful.
• Accessory Number Initialization requires configuration. For
CONSULT Function
INFOID:0000000009721721
CONSULT FUNCTIONS
CONSULT performs the following functions via the communication with the AV control unit.
AV Communication
When “AV communication” of “CAN Diag Support Monitor” is selected, the following function will be performed.
ECU IDENTIFICATION
The part number of AV control unit is displayed.
SELF DIAGNOSIS RESULT
• In CONSULT self-diagnosis, self-diagnosis results and error history are displayed collectively.
• The current malfunction indicates “CRNT”. The past malfunction indicates “PAST”.
• The timing is displayed as “0” if any of the error codes [U1000], [U1010], [U1300] and [U1310] is detected.
The counter increases by 1 if the condition is normal at the next ignition switch ON cycle.
Self-diagnosis Results Display Item
JSNIA2237ZZ
Diagnosis mode
Description
Ecu Identification
The part number of AV control unit can be checked.
Self Diagnostic Result
Performs a diagnosis on the AV control unit and a connection diagnosis for the communication
circuit of the Multi AV system, and displays the current and past malfunctions collectively.
Data Monitor
The diagnosis of vehicle signal that is input to the AV control unit can be performed.
Work Support
Steering angle sensor can be adjusted.
Configuration
• Read and save the vehicle specification.
• Write the vehicle specification when replacing AV control unit.
AV communication
AV&NAVI C/U
Displays the communication status from AV control unit to each unit as well as the error
counter.
AUDIO
Displays the AV control unit communication status and the error counter.
Error item
Description
Possible malfunction factor/Action to take
CAN COMM CIRCUIT [U1000]
CAN communication malfunction is de-
tected.
Perform diagnosis with CONSULT, and
then repair the malfunctioning parts ac-
cording to the diagnosis results.
Refer to
.
CONTROL UNIT (CAN) [U1010]
CAN initial diagnosis malfunction is de-
tected.
Replace the AV control unit if the malfunc-
tion occurs constantly.
Refer to
.
CONTROL UNIT (AV) [U1310]
AV communication circuit initial diagnosis
malfunction is detected.
Cont Unit [U1200]
AV control unit malfunction is detected.
CAN CONT [U1216]
AV-188
< SYSTEM DESCRIPTION >
[BOSE AUDIO WITHOUT NAVIGATION]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
DATA MONITOR
NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.
ALL SIGNALS
• Displays the status of the following vehicle signals inputted into the AV control unit.
• For each signal, actual signal can be compared with the condition recognized on the system.
ST ANGLE SEN CALIB [1232]
Predictive course line center position ad-
justment of the steering angle sensor is in-
complete.
Adjust the predictive course line center
position of the steering angle sensor.
Refer to
STEERING ANGLE SENSOR NEUTRAL
POSITION : Special Repair Requirement"
.
FRONT DISP CONN [U1243]
When either one of the following items are
detected:
• display unit power supply and ground
circuits are malfunctioning.
• serial communication circuits between
AV control unit and display unit are mal-
functioning.
• Display unit power supply and ground
• Serial communication circuits between
AV control unit and display unit.
SAT CONN [U1255]
When either one of the following items is
detected:
• satellite radio tuner power supply and
ground circuits are malfunctioning.
• communication circuits between AV
control unit and satellite radio tuner are
malfunctioning.
• request signal circuit between AV con-
trol unit and satellite radio tuner are mal-
functioning.
• Satellite radio tuner power supply and
• Communication circuits between AV
control unit and satellite radio tuner.
• Request signal circuit between AV con-
trol unit and satellite radio tuner.
• 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]
• HAND FREE CONN [U1256]
When either one of the following items are
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
• AV communication circuits between AV
control unit and TEL adapter unit.
• AV COMM CIRCUIT [U1300]
• SWITCH CONN [U1240]
• HAND FREE CONN [U1256]
AV communication circuits between AV
control unit and multifunction switch are
malfunctioning.
AV communication circuits between AV
control unit and multifunction switch.
Error item
Description
Possible malfunction factor/Action to take
Display Item
Display
Vehicle status
Remarks
VHCL SPD SIG
On
Vehicle speed >0 km/h (0 MPH)
Changes in indication may be delayed. This is
normal.
Off
Vehicle speed =0 km/h (0 MPH)
PKB SIG
On
Parking brake is applied.
Off
Parking brake is released.
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-189
< SYSTEM DESCRIPTION >
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SELECTION FROM MENU
Allows the technician to select which vehicle signals should be displayed and displays the status of the
selected vehicle signals.
WORK SUPPORT
Adjusts the neutral position of the steering angle sensor.
CAUTION:
For vehicles with VDC, adjust the steering angle sensor neutral position on the ABS actuator control
unit side.
CONFIGURATION
Configuration includes functions as follows.
ILLUM SIG
On
Lighting switch is ON.
—
Off
Lighting switch is OFF.
IGN SIG
On
Ignition switch is ON
Off
Ignition switch is in ACC position
REV SIG
On
Selector lever is in R position
Changes in indication may be delayed. This is
normal.
Off
Selector lever is in any position other
than R
Display Item
Display
Vehicle status
Remarks
Item to be selected
Description
VHCL SPD SIG
The same as when “ALL SIGNALS”
is selected.
PKB SIG
ILLUM SIG
IGN SIG
REV SIG
Item
Description
ST ANGLE SENSOR ADJUSTMENT
Adjusts the neutral position of the steering angle sensor.
Function
Description
Read/Write Configuration
Before Replace ECU
Allows the reading of vehicle specification written in AV control unit
to store the specification in CONSULT.
After Replace ECU
Allows the writing of the vehicle information stored in CONSULT
into the AV control unit.
Manual Configuration
Allows the writing of the vehicle specification into the AV control
unit by hand.
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