Nissan Pathfinder. Manual — part 61
AV
DIAGNOSIS SYSTEM (AV CONTROL UNIT)
AV-71
< SYSTEM DESCRIPTION >
[MID AUDIO WITHOUT BOSE]
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ECU IDENTIFICATION
The part number of AV control unit is displayed.
SELF DIAGNOSTIC RESULT
DATA MONITOR
CONFIGURATION
AV-117, "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.
AV-72
< SYSTEM DESCRIPTION >
[MID AUDIO WITHOUT BOSE]
DIAGNOSIS SYSTEM (BLUETOOTH® CONTROL UNIT)
DIAGNOSIS SYSTEM (BLUETOOTH® CONTROL UNIT)
Diagnosis Description
INFOID:0000000009174423
The Bluetooth
®
control unit has two diagnostic checks. The first diagnostic check is performed automatically
every ignition cycle during control unit initialization. The second diagnostic check is performed by the techni-
cian using the steering wheel audio control switches prior to trouble diagnosis.
Bluetooth
®
CONTROL UNIT INITIALIZATION CHECKS
• Internal control unit failure
• Bluetooth
®
antenna connection open or shorted
• Steering wheel audio control switches
(PHONE/SEND), (PHONE/END) stuck closed
• Vehicle speed pulse count
• Microphone connection test (with playback to operator)
• Bluetooth
®
inquiry check
OPERATION PROCEDURE
1. Turn ignition switch to ACC or ON.
2. Wait for the Bluetooth
®
system to complete initialization. This may take up to 20 seconds.
3. Press and hold the steering wheel audio control switch
(PHONE/SEND) button for at least 5 seconds. The Bluetooth
®
system will begin to play a verbal prompt.
4. While the prompt is playing, press and hold the steering wheel
audio control switch
(PHONE/END) button until you hear the
“Diagnostics mode” prompt. The Bluetooth
®
system will sound a
5-second beep.
5. While the beep is sounding, press and hold the steering wheel
audio control switch
(PHONE/END) button again until you
hear prompts.
6. The Bluetooth
®
system has now entered into the diagnostic
mode. Results of the diagnostic checks will be verbalized to the
technician. Refer to
7. After the failure records are reported, an interactive microphone
test will be performed. Follow the voice prompt. If the micro-
phone test fails, refer to
Work Flow
INFOID:0000000009174424
AWNIA2799ZZ
AWNIA2800ZZ
Failure Message
Action
“Internal failure”
Replace Bluetooth
®
AV-197, "Removal and Installation"
“Bluetooth
®
antenna open”
1.
Inspect harness connection.
2.
Replace Bluetooth
®
antenna. Refer to
AV-197, "Removal and Installation"
.
“Bluetooth
®
antenna shorted”
“Phone/Send for Hands Free System is stuck”
Check steering wheel audio control switches. Refer to
.
“Phone/End for the Hands Free System is stuck”
“Microphone test” (failed interactive test)
1.
Inspect harness between Bluetooth
®
control unit and microphone.
2.
Replace microphone. Refer to
AV
AV CONTROL UNIT
AV-73
< ECU DIAGNOSIS INFORMATION >
[MID AUDIO WITHOUT BOSE]
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ECU DIAGNOSIS INFORMATION
AV CONTROL UNIT
Reference Value
INFOID:0000000009174425
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Monitor Item
Condition
Value/Status
VHCL SPD SIG
Vehicle speed = 0 km/h (0 MPH).
Off
Vehicle speed > 0 km/h (0 MPH).
On
PKB SIG
Parking brake released.
Off
Parking brake applied.
On
ILLUM SIG
Optical sensor signal is not received.
Off
Optical sensor signal is received.
On
IGN SIG
Ingnition switch OFF or ACC.
Off
Ignition switch ON.
On
REV SIG
Selector lever in any position other than R.
Off
Selector lever in R position.
On
AWNIA3159ZZ
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
5
(W)
4
(B)
Bluetooth
®
voice signal
Input
Ignition
switch
ON
During voice guide output
with
switch pressed.
6
—
Shield
—
—
—
—
10
(V)
Ground
Eject ground
—
Ignition switch ON
0 V
SKIB3609E
AV-74
< ECU DIAGNOSIS INFORMATION >
[MID AUDIO WITHOUT BOSE]
AV CONTROL UNIT
11
(L)
—
CAN–H
Input/
Output
—
—
—
12
(P)
—
CAN–L
Input/
Output
—
—
—
13
(SB)
—
AV communication signal
(H)
Input/
Output
—
—
—
14
(LG)
—
AV communication signal
(L)
Input/
Output
—
—
—
15
(SB)
—
AV communication signal
(H)
Input/
Output
—
—
—
16
(LG)
—
AV communication signal
(L)
Input/
Output
—
—
—
20
(W)
22
(B)
AUX sound signal RH
Input
Ignition
switch
ON
AUX mode selected.
21
(R)
22
(B)
AUX sound signal LH
Input
Ignition
switch
ON
AUX mode selected.
25
—
Shield
—
—
—
—
28
(Y)
Ground
CD (DVD) eject signal
Input
Ignition
switch
ON
Pressing eject switch.
0 V
Except above.
5.0 V
29
(LG)
Ground
Ignition signal
Input
Ignition switch ON
Battery voltage
30
(R)
Ground
Reverse signal
Input
Ignition
switch
ON
Selector lever in R position.
Battery voltage
Selector lever in any posi-
tion other than R.
0 V
31
(G)
Ground
Parking brake signal
Input
Ignition
switch
ON
Parking brake applied.
4.5 V
Parking brake released.
0 V
32
(GR)
Ground
Vehicle speed signal
Input
Ignition
switch
ON
Vehicle speed approx. 40
km/h (25 MPH)
NOTE:
The maximum voltage varies de-
pending on the specification
(destination unit).
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3609E
SKIB3609E
JSNIA0012GB
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