battery INFINITI QX56 2010 Factory Repair Manual

AV-110
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
ECU DIAGNOSIS
AV CONTROL UNIT
Reference ValueINFOID:0000000005146345
VALUES ON THE DIAGNOSIS TOOL
CONSULT-III data monitor item
TERMINAL LAYOUT
PHYSICAL VALUES
Display ItemDis-
play Vehicle status
Remarks
VHCL SPD SIG ON Vehicle speed >0 km/h (0 MPH)
Changes in indication may be delayed. This is
normal.
OFF Vehicle speed =0 km/h (0 MPH)
PKB SIG ON Parking brake is applied.
Changes in indication may be delayed. This is
normal.
OFF Parking brake is released.
ILLUM SIG ON
Block the light beam from the auto
light optical sensor when the light
SW is ON.
—
OFF Expose the auto light optical sensor
to light when the light SW is OFF or
ON.
IGN SIG ON Ignition switch ON
—
OFF Ignition switch in ACC position
REV SIG ON Selector lever in R position
Changes in indication may be delayed. This is
normal.
OFF Selector lever in any position other
than R
ALNIA0670GB
Terminal
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
1
(GR/L) Ground Amp. ON signal
OutputIgnition
switch ON —
Battery voltage
2
(LG) 3
(V) Pre-amp. audio signal front
LH
OutputIgnition
switch ON Audio output
SKIB3609E
Revision: April 20092010 QX56

AV
AV CONTROL UNITAV-111
< ECU DIAGNOSIS > [AUDIO SYSTEM]
C
D
E
F
G H
I
J
K L
M B A
O P4
(L) 5
(B/W) Pre-amp. audio signal rear
LH
OutputIgnition
switch ON Audio output
6
(Y) 15 Steering switch signal A Input Ignition
switch
ON Pressing switch
0V
Pressing switch 0.75
Pressing VOL up switch 2V
Except for above 5V
7
(V) Ground ACC power supply
InputIgnition
switch ACC −
Battery voltage
9
(R/L) Ground Illumination signal
Input OFFLighting switch is OFF
0V
Lighting switch is ON Battery voltage
10 — Shield — —— —
11
(BR) 12
(B/R) Pre-amp. audio signal front
RH
OutputIgnition
switch ON Audio output
13
(W) 14
(B) Audio signal rear RH Output Ignition
switch
ON Audio output
15 Ground Steering switch signal
ground —Ignition
switch
ON —0
V
16
(BR) 15 Steering switch signal B Input Ignition
switch ON Pressing switch
0V
Pressing switch 0.75V
Pressing VOL down switch 2V
Except for above 5V
19
(Y) Ground Battery power supply Input Ignition
switch OFF —
Battery voltage
20
(B) Ground Ground
—Ignition
switch
ON —0
V
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB3609E
SKIB3609E
Revision: April 20092010 QX56

AV-114
< ECU DIAGNOSIS >[AUDIO SYSTEM]
AV CONTROL UNIT
47
(W) 48
(R) AUX jack audio signal LH Input Ignition
switch ON When AUX mode
is select-
ed
58
(O/L) 42
(W) Headphone LH audio sig-
nal
OutputIgnition
switch ON When DVD player is oper-
ating
59
(W/L) 43
(O) Headphone RH audio sig-
nal
OutputIgnition
switch ON When DVD player is oper-
ating
60 — Shield — —— —
62
(B) Ground A/C and AV switch assem-
bly ground —Ignition
switch ON —0
V
63
(B) 48
(R) AUX jack audio signal RH Input Ignition
switch ON When AUX mode
is select-
ed
65
(B) Ground Ground
—Ignition
switch ON —0
V
66
(Y) Ground Battery power supply Input Ignition
switch OFF —
Battery voltage
67
(B) Ground Ground
—Ignition
switch
ON —0
V
68
(Y) Ground Battery power supply Input Ignition
switch OFF —
Battery voltage
69
(V) Ground ACC power supply
InputIgnition
switch
ACC —
Battery voltage
70
(W) Ground MIC power
OutputIgnition
switch ON —5
V
Terminal
(Wire color) Description
ConditionR
e

ference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
Revision: April 20092010 QX56

AV
AV CONTROL UNITAV-115
< ECU DIAGNOSIS > [AUDIO SYSTEM]
C
D
E
F
G H
I
J
K L
M B A
O P
72
(B) 71 MIC signal
InputIgnition
switch ON ——
79
(G/R) Ground
IGN ON or START power
supply InputIgnition
switch ON or
START —
Battery voltage
80
(G) Ground Parking brake signal Input Ignition
switch ON Parking brake ON
0V
Parking brake OFF Battery voltage
81
(G/W) Ground Reverse signal
InputIgnition
switch
ON R position
Battery voltage
Other than R position 0V
82
(W/R) Ground
Vehicle speed signal (8-
pulse) InputIgnition
switch
ON When vehicle speed is ap-
prox. 40 km/h (25MPH)
84
(BR) —Rear view camera control
signal
Input —
— —
86
(B) Ground Ground
—Ignition
switch ON —0
V
87
(B) Ground Ground
—Ignition
switch
ON —0
V
92
(L/W) —
AV communication signal 2
(H) Input/
Output ——
—
93
(B/P) —AV communication signal 2
(L) Input/
Output ——
—
94
(W/L) —AV communication signal 1
(H) Input/
Output ——
—
95
(P/B) —
AV communication signal 1
(L) Input/
Output ——
—
96
(L) —CAN–H Input/
Output ——
—
97
(P) —C

AN–L Input/
Output ——
—
121 (B) Ground Antenna amp. ON signal Output Ignition
switch ACC —
Battery voltage
122 (B) — Amplified window antenna
signal
Input —
— —
123 — GPS antenna signal — —— —
124 — Shield — —— —
125 — Satellite antenna signal Input Ignition
switch ACC ——
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIA6649J
Revision: April 20092010 QX56

AV-146
< ECU DIAGNOSIS >[AUDIO SYSTEM]
DISPLAY UNIT
DISPLAY UNIT
Reference ValueINFOID:0000000005146348
TERMINAL LAYOUT
PHYSICAL VALUES
AWNIA1874ZZ
Terminal
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
1
(B) Ground Ground
—Ignition
switch
ON —0
V
2
(Y) Ground Battery power supply Input Ignition
switch OFF —1
2V
3
(V) Ground ACC power supply
InputIgnition
switch
ACC —1
2V
4—Shield —— — —
5
(L) Ground DVD player image ground — Ignition
switch ON —0
V
6
(B) Ground RGB signal (G: green) Input Ignition
switch
ON Start confirmation/adjust-
ment mode, and then dis-
play color bar by
selecting“Color Spectrum
Bar” on DISPLAY DIAGNO-
SIS screen.
7—Shield —— — —
8
(W/L) Ground Horizontal synchronizing
(HP) signal OutputIgnition
switch ON —
SKIB2236J
SKIB3601E
Revision: April 20092010 QX56

AV-150
< ECU DIAGNOSIS >[AUDIO SYSTEM]
BOSE SPEAKER AMP
8
(W/B) 13
(L/B) Audio signal front door
speaker and tweeter RH
OutputIgnition
switch ON Audio output
9
(W) 14
(B) Audio signal subwoofer Output Ignition
switch ON Audio output
11
(Y) Ground Battery power supply Input Ignition
switch
OFF —
Battery voltage
12
(B) Ground Ground
—Ignition
switch ON —0
V
15
(V) 28
(R) Audio signal center speak-
er
OutputIgnition
switch ON Audio output
18
(LG) 32
(V) Audio signal front LH Input Ignition
switch
ON Audio input
19
(BR) 20
(B/R) Audio signal front RH Input Ignition
switch ON Audio input
21
(L) 22
(B/W) Audio signal rear LH Input Ignition
switch ON Audio input
Terminal
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
Revision: April 20092010 QX56

AV
BOSE SPEAKER AMPAV-151
< ECU DIAGNOSIS > [AUDIO SYSTEM]
C
D
E
F
G H
I
J
K L
M B A
O P23
(W) 33
(B) Audio signal rear RH Input Ignition
switch ON Audio input
25
(W/G) Ground Subwoofer amp. ON signal Output Ignition
switch ACC —
Battery voltage
31
(GR/L) Ground Amp. ON signal
InputIgnition
switch
ACC —
Battery voltage
37
(W/R) 27
(L) Audio signal back door
speaker RH
InputIgnition
switch
ON Audio input
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB3609E
Revision: April 20092010 QX56

AV-152
< ECU DIAGNOSIS >[AUDIO SYSTEM]
REAR VIEW CAMERA CONTROL UNIT
REAR VIEW CAMERA CONTROL UNIT
Reference ValueINFOID:0000000005146350
TERMINAL LAYOUT
PHYSICAL VALUES
WKIA5224E
Te r m i n a l
(wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
1
(Y) Ground Battery power
InputIgnition
switch
OFF —
Battery voltage
2
(V) Ground ACC power
InputIgnition
switch ACC —
Battery voltage
3
(B) Ground Ground
—Ignition
switch
ON —0
V
4
(G/W) Ground Reverse signal input
InputIgnition
switch ON A/T selector lever R
position
Battery voltage
A/T selector lever in
other than R position 0V
5
(BR) Ground AV Control
OutputIgnition
switch ON —0
V
6
(G/W) Ground DDL
Output ———
8
(Y) Ground Camera power output Output Ignition
switch ON A/T selector lever R
position
6V
9 Ground Camera image input (–) Input Ignition
switch
ON —0
V
10
(G) Ground Camera image input (+) Input Ignition
switch
ON A/T selector lever R
position
SKIA4894E
Revision: April 20092010 QX56

AV-154
< ECU DIAGNOSIS >[AUDIO SYSTEM]
DVD PLAYER
DVD PLAYER
Reference ValueINFOID:0000000005146351
PHYSICAL VALUES
AWNIA1876ZZ
Terminal
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
1
(W) 2
(B) DVD audio signal LH Output Ignition
switch ON With operation of the DVD
player
3—Shield —— — —
5
(B) Ground Ground
—Ignition
switch ON —0
V
6
(BR) Ground Illumination control (pulse
width modulated) — — With lighting switch ON
—
7
(W/L) Ground Can communication Input/
Output Ignition
switch ON ——
9
(SB) Ground
Video monitor power sup-
ply OutputIgnition
switch
ON With DVD player operation
Battery voltage
10
(G/Y) Ground Switch power
OutputIgnition
switch ON With DVD player operation
5V
12
(B/W) Ground VTR (+)
OutputIgnition
switch ON With DVD player operation
—
13
(L) Ground VTR (-)
OutputIgnition
switch
ON With DVD player operation
—
14
(B/W) Ground Display ground
—Ignition
switch ON With DVD player operation
0V
16
(Y) — Data receive
Input —— —
SKIB3609E
Revision: April 20092010 QX56

AV
DVD PLAYERAV-155
< ECU DIAGNOSIS > [AUDIO SYSTEM]
C
D
E
F
G H
I
J
K L
M B A
O P17
(R) 18
(G) DVD audio signal RH Output Ignition
switch ON With DVD player operation
21
(Y) Ground Battery power
Input ——Battery voltage
22
(R/L) Ground Illumination power
Input —With instrument illumination
ON Battery voltage
23
(P/B) Ground CAN communication
Input/
Output Ignition
switch
ON —0
V
24
(V) Ground ACC power
InputIgnition
switch
ACC or
ON —
Battery voltage
25
(BR) Ground Video monitor power Output Ignition
switch ON With DVD player operation
Battery voltage
26
(B/Y) Ground Video monitor ground Input Ignition
switch ON With instrument illumination
ON 0V
28
(B/W) Ground Video out
InputIgnition
switch
ACC or
ON —
30 — Shield — — ——
32
(BR) — Data transmit
Output ———
Te r m i n a l
(Wire color) Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB2251J
Revision: April 20092010 QX56