Nissan Pathfinder. Manual — part 98
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-219
< SYSTEM DESCRIPTION >
[MID AUDIO WITH BOSE]
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Camera Cont.
The two functions of “Correct Draw Line of Rear view Cam”, “Con-
firm Configuration” are available.
Adjust Offset of Rear view Camera
Error item
Description
Possible cause
CAN COMM CIRCUIT
CAN communication malfunction is detect-
ed.
Perform diagnosis with CONSULT, then re-
pair the malfunctioning components ac-
cording to diagnosis results. Refer to
.
CONTROL UNIT (CAN)
CAN initial diagnosis malfunction is detect-
ed.
Replace the AV control unit if the malfunc-
tion occurs constantly. Refer to
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
Display Connection Error
When any of the following is detected:
• display unit power supply or ground cir-
cuits malfunction.
• communication circuit malfunction be-
tween AV control unit and display unit.
• Display unit power supply or ground cir-
.
• Communication circuits between AV con-
trol unit and display unit. Refer to
XM Connection Error
When any of the following is detected:
• satellite radio tuner power supply or
ground circuit malfunction.
• communication circuit malfunction be-
tween AV control unit and satellite radio
tuner.
• request signal circuit malfunction be-
tween AV control unit and satellite radio
tuner.
• Satellite radio tuner power supply or
ground circuits. Refer to
ELLITE RADIO TUNER : Diagnosis Pro-
cedure"
.
• Communication circuit between AV con-
trol unit and satellite radio tuner. Refer to
• Request signal circuit between AV con-
trol unit and satellite radio tuner. Refer to
• AV COMM CIRCUIT
• Switches Connection Error
When any of the following is detected:
• A/C and AV switch assembly power sup-
ply or ground circuit malfunction.
• AV communication circuit malfunction
between AV control unit and A/C and AV
switch assembly.
• A/C and AV switch assembly power sup-
ply or ground circuits. Refer to
"A/C AND AV SWITCH ASSEMBLY : Di-
agnosis Procedure"
.
• AV communication circuits between AV
control unit and A/C and AV switch as-
sembly.
• AV COMM CIRCUIT
• BTHF Unit Connection Error
When any of the following is detected:
• Bluetooth
®
control unit power supply or
ground circuit malfunction.
• AV communication circuit malfunction
between AV control unit and Bluetooth
®
control unit.
• Bluetooth
®
control unit power supply or
ground circuits. Refer to
TOOTH® CONTROL UNIT : Diagnosis
Procedure"
• AV communication circuits between AV
control unit and Bluetooth
®
control unit.
• AV COMM CIRCUIT
• Switches Connection Error
• BTHF Unit Connection Error
AV communication circuit malfunction be-
tween 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.
JSNIA2230ZZ
AV-220
< SYSTEM DESCRIPTION >
[MID AUDIO WITH BOSE]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
• Use this mode to adjust the guide line display position of the rear
view monitor if necessary after removing the rear view monitor
camera.
CAUTION:
After the adjustment, never perform other operations for one
minute.
Factory Configuration Confirmation
• Configuration stored in the AV control unit can be checked.
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
JSNIA2231ZZ
JSNIA2234ZZ
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
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-221
< SYSTEM DESCRIPTION >
[MID AUDIO WITH BOSE]
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• Displays the communication status between AV control 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
“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-276, "CONFIGURATION (AV CONTROL
CONSULT Function
INFOID:0000000009174534
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.
Items
Status
(Current)
Counter
(Past)
C Tx(ITM-SW)
OK / ???
OK / 0 – 39
C Rx(PrimarySW-ITM)
OK / ???
OK / 0 – 39
C Rx(BTHF-ITM)
OK / ???
OK / 0 – 39
JSNIA2505ZZ
JSNIA0154GB
JSNIA2237ZZ
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.
AV-222
< SYSTEM DESCRIPTION >
[MID AUDIO WITH BOSE]
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
ECU IDENTIFICATION
The part number of AV control unit is displayed.
SELF DIAGNOSTIC RESULT
DATA MONITOR
CONFIGURATION
AV-276, "CONFIGURATION (AV CONTROL UNIT) : Description"
CAN DIAG SUPPORT MNTR
LAN-17, "CAN Diagnostic Support Monitor"
.
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.
Direct Diagnostic Mode
Description
Monitor Item [Unit]
Description
VHCL SPD SIG [On/Off]
• On: vehicle speed > 0 km/h (0 MPH).
• Off: vehicle speed = 0 km/h (0 MPH).
PKB SIG [On/Off]
• On: parking brake applied.
• Off: parking brake released.
ILLUM SIG [On/Off]
• On: optical sensor signal is received.
• Off: optical sensor signal is not received.
IGN SIG [On/Off]
• On: ignition switch ON.
• Off: ignition switch ACC.
REV SIG [On/Off]
• On: selector lever in R position.
• Off: selector lever in any position other than R.
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