Nissan Pathfinder (2006 year). Instruction — part 80
NAVIGATION SYSTEM
AV-131
C
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A
B
AV
2006 Pathfinder
4.
CHECK 3: COMMUNICATION SIGNAL (DCU–DSP)
1.
Turn ignition switch OFF.
2.
Connect display unit connector.
3.
Turn ignition switch ON.
4.
Check signal between display control unit harness connector
M95 terminal 36 and ground with CONSULT-ll or oscilloscope.
OK or NG
OK
>> GO TO 5.
NG
>> Replace display control unit. Refer to
AV-161, "DISPLAY CONTROL UNIT"
5.
CHECK 4: COMMUNICATION SIGNAL (DSP–DCU)
1.
Turn ignition switch ON.
2.
Check signal between display control unit harness connector
M95 terminal 38 and ground with CONSULT-ll or oscilloscope.
OK or NG
OK
>> Inspection End.
NG
>> Replace display unit. Refer to
.
AV Communication Line Check (Between Display Control Unit and AV Switch)
EKS00HKT
1.
CHECK AV SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect display control unit connector M95 and AV switch connector M98.
3.
Check continuity between display control unit and AV switch.
4.
Check continuity between display control unit and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness or connector.
36 - Ground
: Refer to
and Reference Value for Dis-
play Control Unit"
SKIA4452E
38 - Ground
: Refer to
and Reference Value for Dis-
play Control Unit"
SKIA4453E
Terminals
Continuity
Display control unit
AV switch
Connector
Terminal
Connector
Terminal
M95
28
M98
6
Yes
30
8
Terminals
Continuity
Display control unit
—
Connector
Terminal
M95
28
Ground
No
30
WKIA3257E
AV-132
NAVIGATION SYSTEM
2006 Pathfinder
2.
CHECK SELF-DIAGNOSIS OF DCU
1.
Replace AV switch.
2.
Connect display control unit connector and AV switch connector.
3.
Turn ignition switch ON.
4.
Start self-diagnosis of DCU and check the self-diagnosis result.
OK or NG
OK
>> Inspection End.
NG
>> Replace display control unit. Refer to
AV-161, "DISPLAY CONTROL UNIT"
.
CAN Communication Line Check
EKS00HKU
1.
CHECK MONITOR DESCRIPTION
1.
Start display control unit self-diagnosis. Refer to
AV-104, "Self-Diagnosis Mode (DCU)"
2.
Select “CAN DIAG SUPPORT MONITOR”. Refer to
.
3.
Record each item display description (OK/NG/UKNWN) displayed on the following CAN DIAG SUPPORT
MONITOR Check Sheet.
CAN DIAG SUPPORT MONITOR Check Sheet
>> After filling in CAN DIAG SUPPORT MONITOR Check Sheet, GO TO
If NAVI Control Unit Detects That DVD-ROM Map is Not Inserted
EKS00HKV
1.
CHECK DVD-ROM
Make sure identified DVD-ROM map is inserted.
OK or NG
OK
>> Replace NAVI control unit. Refer to
NG
>> Insert identified DVD-ROM map.
Item
content
Error counter
Normal condition
Error (Example)
CAN_COMM
OK
NG
0-50
CAN_CIRC_1
OK
UNKWN
0-50
CAN_CIRC_2
OK
UNKWN
0-50
CAN_CIRC_3
OK
UNKWN
0-50
CAN_CIRC_4
OK
UNKWN
0-50
CAN_CIRC_5
OK
UNKWN
0-50
CAN_CIRC_6
OK
UNKWN
0-50
CAN_CIRC_7
OK
UNKWN
0-50
CAN_CIRC_8
OK
UNKWN
0-50
CAN_CIRC_9
OK
UNKWN
0-50
SKIA4288E
Diagnosis item
Screen display
Diagnosis item
Screen display
CAN_COMM
OK
NG
CAN_CIRC_5
OK
UNKWN
CAN_CIRC_1
OK
UNKWN
CAN_CIRC_6
OK
UNKWN
CAN_CIRC_2
OK
UNKWN
CAN_CIRC_7
OK
UNKWN
CAN_CIRC_3
OK
UNKWN
CAN_CIRC_8
OK
UNKWN
CAN_CIRC_4
OK
UNKWN
CAN_CIRC_9
OK
UNKWN
NAVIGATION SYSTEM
AV-133
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B
AV
2006 Pathfinder
If NAVI Control Unit Detects That Inserted DVD-ROM Map is Malfunctioning or If
It is Impossible to Load Data from DVD-ROM Map
EKS00HKW
1.
CHECK 1: DVD-ROM
Remove inserted DVD-ROM map to check that it is identified.
OK or NG
OK
>> GO TO 2.
NG
>> Replace identified DVD-ROM map.
2.
CHECK 2: DVD-ROM
Check DVD-ROM for dirt, scratches and warpage.
OK or NG
OK
>> GO TO 3.
NG
>> Replace DVD-ROM map.
3.
CHECK 3: DVD-ROM
Insert same DVD-ROM to make sure same diagnosis result is found as last self-diagnosis.
OK or NG
OK
>> Replace NAVI control unit. Refer to
NG
>> Replace DVD-ROM map.
If Connection Between NAVI Control Unit and GPS Antenna is Malfunctioning
EKS00HKX
1.
CHECK GPS ANTENNA
Check cable for GPS antenna for damage.
OK or NG
OK
>> GO TO 2.
NG
>> Replace GPS antenna. Refer to
.
2.
CHECK BY REPLACEMENT OF GPS ANTENNA
Replace with other functional GPS antenna to try self-diagnosis again.
Result of self-diagnosis; Found same result?
YES
>> Replace NAVI control unit. Refer to
NO
>> Replace GPS antenna. Refer to
.
AV-134
NAVIGATION SYSTEM
2006 Pathfinder
Operating Screen for Audio and A/C is Not Displayed When Showing NAVI
Screen
EKS00HKY
1.
CHECK HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect display control unit connector M95 and display unit
connector M93.
3.
Check continuity between display control unit harness connector
M95 terminal 49, 51, 53, 55 and display unit harness connector
M93 terminal 21, 9, 20, 8.
4.
Check continuity between display control unit harness connector
M95 terminal 49, 51, 53 55 and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness.
2.
CHECK HORIZONTAL SYNCHRONIZATION SIGNAL
1.
Connect display control unit connector and display unit connec-
tor.
2.
Turn ignition switch ON.
3.
Check signal between display control unit connector M95 termi-
nals 55 and 49 with CONSULT-ll or oscilloscope.
OK or NG
OK
>> GO TO 3.
NG
>> Replace display unit. Refer to
.
3.
CHECK VERTICAL SYNCHRONIZATION SIGNAL
1.
Turn ignition switch ON.
2.
Check signal between display control unit connector M95 termi-
nals 53 and 49 with CONSULT-ll or oscilloscope.
OK or NG
OK
>> GO TO 4.
NG
>> Replace display unit. Refer to
.
Continuity should exist.
Continuity should not exist.
WKIA1965E
55 - 49
: Refer to
ence Value for Display Control Unit"
SKIA4305E
53 - 49
: Refer to
ence Value for Display Control Unit"
WKIA1773E
NAVIGATION SYSTEM
AV-135
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B
AV
2006 Pathfinder
4.
CHECK RGB AREA SIGNAL
1.
Press the “TRIP” button.
2.
Check signal between display control unit connector M95 termi-
nals 51 and 49 with CONSULT-ll or oscilloscope.
OK or NG
OK
>> Replace display unit. Refer to
.
NG
>> Replace display control unit. Refer to
.
Color of RGB Image is Not Proper (Only NAVI Screen Looks Bluish)
EKS00HKZ
1.
CHECK RGB HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect NAVI control unit connector B151 and display control unit connector M95.
3.
Check continuity between NAVI control unit and display control unit.
4.
Check continuity between NAVI control unit and ground.
●
When the screen looks bluish.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness or connector.
51 - 49
: Refer to
ence Value for Display Control Unit"
.
SKIA4306E
Terminals
Continuity
B
A
Connector
Terminal
Connector
Terminal
NAVI control
unit: B151
44
Display con-
trol unit: M95
44
Yes
47
45
Terminals
Continuity
B
—
Connector
Terminal
NAVI control unit:
B151
44
Ground
No
47
WKIA4215E
AV-136
NAVIGATION SYSTEM
2006 Pathfinder
2.
CHECK RGB SIGNAL
1.
Connect NAVI control unit connector and display control unit
connector.
2.
Turn ignition switch ON.
3.
Display “Color bar” by “CONFIRMATION/ADJUSTMENT” mode.
4.
Check signal between NAVI control unit connector B151 termi-
nal 44 and 47 with CONSULT-ll or oscilloscope.
●
When the screen looks bluish.
Voltage signal between NAVI control unit connector B151 termi-
nal 44 and 47.
OK or NG
OK
>> Replace display control unit. Refer to
AV-161, "DISPLAY CONTROL UNIT"
.
NG
>> Replace NAVI control unit. Refer to
Color of RGB Image is Not Proper (Only NAVI Screen Looks Reddish)
EKS00HL0
1.
CHECK RGB HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect NAVI control unit connector B151 and display control unit connector M95.
3.
Check continuity between NAVI control unit and display control unit.
4.
Check continuity between NAVI control unit and ground.
●
When the screen looks reddish.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness or connector.
44 - 47
and Reference Value for
NAVI Control Unit"
.
WKIA4216E
Terminals
Continuity
B
A
Connector
Terminal
Connector
Terminal
NAVI control
unit: B151
45
Display con-
trol unit:
M95
46
Yes
47
45
Terminals
Continuity
B
—
Connector
Terminal
NAVI control unit:
B151
45
Ground
No
47
WKIA4217E
NAVIGATION SYSTEM
AV-137
C
D
E
F
G
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J
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M
A
B
AV
2006 Pathfinder
2.
CHECK RGB SIGNAL
1.
Connect NAVI control unit connector and display control unit
connector.
2.
Turn ignition switch ON.
3.
Display
″
Color bar
″
by
″
CONFIRMATION/ADJUSTMENT
″
mode.
4.
Check signal between NAVI control unit connector B151 termi-
nal 45 and 47 with CONSULT-ll or oscilloscope.
●
When the screen looks reddish.
Voltage signal between NAVI control unit connector B151 termi-
nal 45 and 47.
OK or NG
OK
>> Replace display control unit. Refer to
AV-161, "DISPLAY CONTROL UNIT"
NG
>> Replace NAVI control unit. Refer to
Color of RGB Image is Not Proper (Only NAVI Screen Looks Yellowish)
EKS00HL1
1.
CHECK RGB HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect NAVI control unit connector B151 and display control unit connector M95.
3.
Check continuity between NAVI control unit and display control unit.
4.
Check continuity between NAVI control unit and ground.
●
When the screen looks yellowish.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness or connector.
45 - 47
: Refer to
and Reference Value for
NAVI Control Unit"
.
WKIA4218E
Terminals
Continuity
B
A
Connector
Terminal
Connector
Terminal
NAVI control
unit: B151
46
Display con-
trol unit:
M95
48
Yes
47
45
Terminals
Continuity
B
—
Connector
Terminal
NAVI control unit:
B151
46
Ground
No
47
WKIA4219E
AV-138
NAVIGATION SYSTEM
2006 Pathfinder
2.
CHECK RGB SIGNAL
1.
Connect NAVI control unit connector and display control unit
connector.
2.
Turn ignition switch ON.
3.
Display
″
Color bar
″
by
″
CONFIRMATION/ADJUSTMENT
″
mode.
4.
Check signal between NAVI control unit connector B151 termi-
nal 46 and 47 with CONSULT-ll or oscilloscope.
●
When the screen looks yellowish.
Voltage signal between NAVI control unit connector B151 termi-
nal 46 and 47.
OK or NG
OK
>> Replace display control unit. Refer to
AV-161, "DISPLAY CONTROL UNIT"
.
NG
>> Replace NAVI control unit. Refer to
Color of RGB Image is Not Proper (All Screens Look Bluish)
EKS00HL2
1.
CHECK RGB HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect display control unit connector M95 and display unit connector M93.
3.
Check continuity between display control unit and display unit.
4.
Check continuity between display control unit and ground.
●
When the screen looks bluish.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness or connector.
46 - 47
and Reference Value for
NAVI Control Unit"
.
WKIA4220E
Terminals
Continuity
Display control unit
Display unit
Connector
Terminal
Connector
Terminal
M95
50
M93
17
Yes
47
7
Terminals
Continuity
Display control unit
—
Connector
Terminal
M95
50
Ground
No
47
WKIA3258E
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