Nissan Pathfinder. Manual — part 146
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-411
< SYSTEM DESCRIPTION >
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Vehicle CAN Diagnosis
• 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
Left Front: open
Malfunction is detected in sound signal cir-
cuits between BOSE speaker amp. and
front door speaker.
Sound signal circuits between BOSE
speaker amp. and front door speaker.
Refer to
.
Left Front: short
Left Front: short to ground
Left Front: short to battery
Right Front: open
Right Front: short
Right Front: short to ground
Right Front: short to battery
Left Rear: open
Malfunction is detected in sound signal cir-
cuits between BOSE speaker amp. and
rear door speaker.
Sound signal circuits between BOSE
speaker amp. and rear door speaker.
Refer to
.
Left Rear: short
Left Rear: short to ground
Left Rear: short to battery
Right Rear: open
Right Rear: short
Right Rear: short to ground
Right Rear: short to battery
• AV COMM CIRCUIT
• Switches Connection Error
When one of the following is detected:
• malfunction is detected in A/C and AV
switch assembly power supply and
ground circuits.
• malfunction is detected in AV communi-
cation circuits between AV control unit
and A/C and AV switch assembly.
• A/C and AV switch assembly power sup-
ply or ground circuit.
Refer to
ASSEMBLY : Diagnosis Procedure"
.
• AV communication circuits between AV
control unit and A/C and AV switch as-
sembly.
• AV COMM CIRCUIT
• Switches Connection Error
• 2nd Display Connection Error
Malfunction is detected in AV communica-
tion circuits between AV control unit and A/
C and AV switch assembly.
AV communication circuits between AV
control unit and A/C and AV switch assem-
bly.
Error item
Description
Possible malfunction factor/Action to take
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(HVAC)
OK / ???
OK / 0 – 39
Rx(USM)
OK / ???
OK / 0 – 39
Rx(TPMS)
OK / ???
OK / 0 – 39
JSNIA2391ZZ
AV-412
< SYSTEM DESCRIPTION >
[PREMIUM AUDIO WITH NAVIGATION]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
• 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
Hands-Free Phone
The hands-free phone reception volume adjustment and microphone
and speaker test functions are also available.
Camera Cont.
The three functions of “Alter/Confirm Configuration”, “Reset Configuration” and “Camera System Type” are
available.
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.)
Items
Status
(Current)
Counter
(Past)
C Tx(ITM–PrimarySW)
OK / ???
OK / 0 – 39
C Rx(PrimarySW–ITM)
OK / ???
OK / 0 – 39
C Rx(Amp–ITM)
OK / ???
OK / 0 – 39
C Rx(Amp–Audio)
OK / ???
OK / 0 – 39
C Rx(AVM–ITM)
OK / ???
OK / 0 – 39
C Rx(Disp.3–Video Dist)
OK / ??? / –
OK / 0 – 39
C Rx(Video Dist–ITM)
OK / ???
OK / 0 – 39
JSNIA4591ZZ
AWNIA2607GB
AWNIA2608GB
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-413
< SYSTEM DESCRIPTION >
[PREMIUM AUDIO WITH NAVIGATION]
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Initialize Settings
“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
AV-490, "CONFIGURATION (AV CONTROL
Version Information
Version information of the AV control unit is displayed.
CONSULT Function
INFOID:0000000009174663
CAUTION:
After disconnecting the CONSULT vehicle interface (VI) from the data link connector, the ignition must
be cycled OFF
→ ON (for at least 5 seconds) → OFF. If this step is not performed, the BCM may not go
to ”sleep mode”, potentially causing a discharged battery and no-start condition.
CONSULT FUNCTIONS
CONSULT performs the following functions via communication with the AV control unit.
ECU IDENTIFICATION
The part number of AV control unit is displayed.
SELF DIAGNOSTIC RESULT
DATA MONITOR
JSNIA2190ZZ
JSNIA2191ZZ
Direct Diagnostic Mode
Description
Ecu Identification
The AV control unit part number is displayed.
Self Diagnostic Result
The AV control unit self diagnostic results are displayed.
Data Monitor
The AV control unit input/output data is displayed in real time.
Work support
The settings for AV control unit functions can be changed.
Configuration
• The vehicle specification can be read and saved.
• The vehicle specification can be written when replacing AV control unit.
CAN Diag Support Mntr
• The result of transmit/receive diagnosis of AV communication is displayed.
• The result of transmit/receive diagnosis of CAN communication is displayed.
AV-414
< SYSTEM DESCRIPTION >
[PREMIUM AUDIO WITH NAVIGATION]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
WORK SUPPORT
CONFIGURATION
AV-490, "CONFIGURATION (AV CONTROL UNIT) : Description"
CAN DIAG SUPPORT MNTR
LAN-17, "CAN Diagnostic Support Monitor"
.
Monitor Item [Unit]
Description
VHCL SPD SIG [On/Off]
Indicates vehicle speed signal received from combination meter on CAN communication
line.
PKB SIG [On/Off]
Indicates condition of park brake signal.
ILLUM SIG [On/Off]
Indicates condition of illumination signal for the A/C and AV switch assembly.
IGN SIG [On/Off]
Indicates condition of ignition signal.
REV SIG [On/Off]
Indicates condition of reverse signal received from BCM.
Conditions
Description
ST ANGLE SENSOR ADJUSTMENT
Steering angle sensor neutral position adjustment can be per-
formed. Refer to
.
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