ignition NISSAN TEANA 2008 Service Manual

AV
STEERING ANGLE SENSOR SIGNAL CIRCUIT
AV-99
< COMPONENT DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
3. Turn ignition switch ON.
4. Check signal between camera control unit harness connector and ground.
Is inspection result normal?
YES >> INSPECTION END
NO >> Replace steering angle sensor.
(+)
(−) Condition Reference value Camera control unit
Connector Terminals
B25123, 24 GroundTurn the steering to the right
A: Sensor signal 1
B: Sensor signal 2
Turn the steering to the left
A: Sensor signal 1
B: Sensor signal 2
25 GroundTurn the steering around the
neutral position
A: Sensor signal 3
B: Sensor signal 1
SKIB3827E
SKIB3828E
SKIB3829E

AV-100
< COMPONENT DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
STEERING SWITCH SIGNAL A CIRCUIT
STEERING SWITCH SIGNAL A CIRCUIT
DescriptionINFOID:0000000003939934
Transmits the steering switch signal to AV control unit.
Diagnosis ProcedureINFOID:0000000003939935
1.CHECK STEERING SWITCH SIGNAL A CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector and spiral cable connector.
3. Check continuity between AV control unit harness connector and spiral cable harness connector.
4. Check continuity between AV control unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK SPIRAL CABLE
Check spiral cable.
Is inspection result normal?
YES >> GO TO 3.
NO >> Replace spiral cable.
3.CHECK AV CONTROL UNIT VOLTAGE
1. Connect AV control unit connector and spiral cable connector.
2. Turn ignition switch ON.
3. Check voltage between AV control unit harness connector.
Is inspection result normal?
YES >> GO TO 4.
NO >> Replace AV control unit.
4.CHECK STEERING SWITCH
1. Turn ignition switch OFF.
2. Check steering switch. Refer to AV-101, "
Component Inspection".
Is inspection result normal?
YES >> INSPECTION END
NO >> Replace steering switch.
AV control unit Spiral cable
Continuity
Connector Terminal Connector Terminal
M127 6 M33 24 Existed
AV c o n t r o l u n i t
GroundContinuity
Connector Terminal
M127 6 Not existed
(+) (−)
Vo l ta g e
(Approx.) AV control unit AV control unit
Connector Terminal Connector Terminal
M1276M12715 3.3 V

AV-102
< COMPONENT DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
STEERING SWITCH SIGNAL B CIRCUIT
STEERING SWITCH SIGNAL B CIRCUIT
DescriptionINFOID:0000000003939937
Transmits the steering switch signal to AV control unit.
Diagnosis ProcedureINFOID:0000000003939938
1.CHECK STEERING SWITCH SIGNAL B CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector and spiral cable connector.
3. Check continuity between AV control unit harness connector and spiral cable harness connector.
4. Check continuity between AV control unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK SPIRAL CABLE
Check spiral cable.
Is inspection result normal?
YES >> GO TO 3.
NO >> Replace spiral cable.
3.CHECK AV CONTROL UNIT VOLTAGE
1. Connect AV control unit connector and spiral cable connector.
2. Turn ignition switch ON.
3. Check voltage between AV control unit harness connector.
Is inspection result normal?
YES >> GO TO 4.
NO >> Replace AV control unit.
4.CHECK STEERING SWITCH
1. Turn ignition switch OFF.
2. Check steering switch. Refer to AV-103, "
Component Inspection".
Is inspection result normal?
YES >> INSPECTION END
NO >> Replace steering switch.
AV control unit Spiral cable
Continuity
Connector Terminal Connector Terminal
M127 16 M33 31 Existed
AV c o n t r o l u n i t
GroundContinuity
Connector Terminal
M127 16 Not existed
(+) (−)
Vo l ta g e
(Approx.) AV control unit AV control unit
Connector Terminal Connector Terminal
M127 16 M127 15 3.3 V

AV-104
< COMPONENT DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
STEERING SWITCH SIGNAL GND CIRCUIT
STEERING SWITCH SIGNAL GND CIRCUIT
DescriptionINFOID:0000000003939940
Transmits the steering switch signal to AV control unit.
Diagnosis ProcedureINFOID:0000000003939941
1.CHECK STEERING SWITCH SIGNAL GND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector and spiral cable connector.
3. Check continuity between AV control unit harness connector and spiral cable harness connector.
4. Connect AV control unit connector.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK SPIRAL CABLE
Check spiral cable.
Is inspection result normal?
YES >> GO TO 3.
NO >> Replace spiral cable.
3.CHECK GROUND CIRCUIT
1. Connect AV control unit connector.
2. Check continuity between AV control unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 4.
NO >> Replace AV control unit.
4.CHECK STEERING SWITCH
Check steering switch. Refer to AV-105, "
Component Inspection".
Is inspection result normal?
YES >> INSPECTION END
NO >> Replace steering switch.
AV control unit Spiral cable
Continuity
Connector Terminal Connector Terminal
M127 15 M33 33 Existed
AV c o n t r o l u n i t
GroundContinuity
Connector Terminal
M127 15 Existed

AV-106
< ECU DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
AV CONTROL UNIT
ECU DIAGNOSIS
AV CONTROL UNIT
Reference ValueINFOID:0000000003897072
VALUES ON THE DIAGNOSIS TOOL
CONSULT-III data monitor item
TERMINAL LAYOUT
PHYSICAL VALUES
Display ItemDis-
playVehicle status Remarks
VHCL SPD SIGOn Vehicle speed >0 km/h (0 MPH)
Changes in indication may be delayed. This is nor-
mal.
Off Vehicle speed =0 km/h (0 MPH)
PKB SIGOn Parking brake is applied.
Changes in indication may be delayed. This is nor-
mal.
Off Parking brake is released.
ILLUM SIGOn Light switch ON.
—
Off Light switch OFF.
IGN SIGOn Ignition switch ON.
—
Off Ignition switch in ACC position.
REV SIGOn Selector lever in R position.
Changes in indication may be delayed. This is nor-
mal.
OffSelector lever in any position other
than R.
JSNIA1440ZZ

AV
AV CONTROL UNIT
AV-107
< ECU DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
Te r m i n a l
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
2
(W)3
(B)Sound signal front LH OutputIgnition
switch
ONSound output.
4
(O/B)5
(W/R)Sound signal rear LH OutputIgnition
switch
ONSound output.
6
(W/G)15
(L/B)Steering switch signal A InputIgnition
switch
ONKeep pressing SOURCE
switch. 0 V
Keep pressing switch.0.7 V
Keep pressing switch.1.3 V
Except for above. 3.3 V
7
(V/W)Ground ACC power supply InputIgnition
switch
ACC— Battery voltage
9
(R/L)Ground Illumination signal InputIgnition
switch
OFFLighting switch is OFF. 0 V
Lighting switch is ON. 12.0 V
11
(B/W)12
(BR)Sound signal front RH OutputIgnition
switch
ONSound output.
13
(L)14
(B/W)Sound signal rear RH OutputIgnition
switch
ONSound output.
15
(L/B)GroundSteering switch signal
ground—Ignition
switch
ON—0 V
16
(GR/L)15
(L/B)Steering switch signal B InputIgnition
switch
ONKeep pressing VOL DOWN
switch.0 V
Keep pressing VOL UP
switch.0.7 V
Except for above. 3.3 V
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E

AV-108
< ECU DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
AV CONTROL UNIT
19
(Y)Ground Battery power supply InputIgnition
switch
OFF— Battery voltage
20
(B/W)Ground Ground —Ignition
switch
ON—0 V
33 — FM sub Input — — —
34 — AM–FM main Input — — —
35 Ground Antenna amp. ON signal OutputIgnition
switch
ACC— 12.0 V
36
(B)Ground Composite image signal OutputIgnition
switch
ONWhen camera image or
AUX image is displayed.
37
(W)GroundComposite image signal
ground—Ignition
switch
ON—0 V
38
(B)Ground RGB image signal (B: blue) OutputIgnition
switch
ONStart confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
39
(R)GroundRGB image signal (G:
green)OutputIgnition
switch
ONStart confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
40
(W)Ground RGB image signal (R: red) OutputIgnition
switch
ONStart confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
41
(G)Ground RGB synchronizing signal OutputIgnition
switch
ON— Terminal
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB2251J
SKIB2237J
SKIB2236J
SKIB2238J
SKIB3603E

AV
AV CONTROL UNIT
AV-109
< ECU DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
42 —RGB synchronizing signal
shield—— — —
43
(B)Ground RGB area (YS) signal OutputIgnition
switch
ONWhen RGB image is dis-
played.5.0 V
When camera image or
AUX image is displayed.
44
(G)GroundCommunication signal
(DISP→CONT)InputIgnition
switch
ONWhen adjusting display
brightness.
45
(W)GroundHorizontal synchronizing
(HP) signalInputIgnition
switch
ON—
46
(LG)Ground Signal ground —Ignition
switch
ACC——
47
(O)Ground Signal VCC OutputIgnition
switch
ACC—9.0 V
49 — Shield — — — —
50 — RGB signal Shield — — — —
55 — Shield — — — —
56
(R)GroundCommunication signal
(CONT→DISP)OutputIgnition
switch
ONWhen adjusting display
brightness.
57
(R)GroundVertical synchronizing (VP)
signalInputIgnition
switch
ON— Te r m i n a l
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
PKIB4948J
PKIB5039J
SKIB3601E
PKIB5039J
SKIB3598E

AV-110
< ECU DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
AV CONTROL UNIT
58
(BR)Ground Inverter ground —Ignition
switch
ACC——
59
(Y)Ground Inverter VCC OutputIgnition
switch
ACC— 9.0 V
64 —Camera image signal
shield—— — —
65
(Y)Ground Camera image signal InputIgnition
switch
ONWhen camera image is dis-
played.
66
(G)GroundComposite (AUX) image
signalInputIgnition
switch
ONWhen AUX image is dis-
played.
68
(W)GroundCamera connection recog-
nition signalInputIgnition
switch
ONConnected to camera con-
trol unit connector.0 V
Not connected to camera
control unit connector.5.0 V
73 —Composite image signal
shield—— — —
74
(V)GroundComposite (AUX) image
signal ground—Ignition
switch
ON—0 V
85
(B/W)Ground Ground —Ignition
switch
ON —0 V
86
(L)—CAN–HInput/
Output—— —
87
(P)—CAN–LInput/
Output—— —
88
(W)—AV communication signal
(H)Input/
Output—— —
89
(B)—AV communication signal
(L)Input/
Output—— —
95
(W)97
(R)AUX sound signal RH InputIgnition
switch
ONAUX sound input. Terminal
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB2251J
SKIB2251J
SKIB3609E

AV
AV CONTROL UNIT
AV-111
< ECU DIAGNOSIS >[BASE AUDIO AND DISPLAY SYSTEM]
C
D
E
F
G
H
I
J
K
L
MB A
O
P
*:Stereo sounds are input only when the 2 channel stereo sound is played.96
(B)97
(R)AUX sound signal LH InputIgnition
switch
ONAUX sound input.
101
(BR)Ground Switch ground —Ignition
switch
ON—0 V
103
(SB)Ground Disk eject signal InputIgnition
switch
ONPressing the eject switch. 0 V
Except for above. 3.3 V
104
(O)Ground Ignition signal InputIgnition
switch
ON— Battery voltage
105
(P/B)Ground Reverse signal InputIgnition
switch
ONSelector lever in R position. 12.0 V
Other than selector lever in
R position.0 V
106
(G/R)Ground Parking brake signal InputIgnition
switch
ONParking brake ON. 0 V
Parking brake OFF.
107
(V/W)GroundVehicle speed signal
(8-pulse)InputIgnition
switch
ONWhen vehicle speed is ap-
prox. 40 km/h (25MPH).NOTE:
The maximum voltage varies de-
pending on the specification
(destination unit).
111 — S h i e l d — — — —Te r m i n a l
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
JSNIA0007GB
JSNIA0012GB