ECU INFINITI QX56 2009 Factory Service Manual

BCM (BODY CONTROL MODULE)PWC-61
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
L
M A
B
PWC
N
O P
58 W/R Optical sensor Input ON When optical sensor is illumi-
nated
3.1V or more
When optical sensor is not illu-
minated 0.6V or less
59 G Front door lock as-
sembly LH actuator
(unlock) Output OFF
OFF (neutral) 0V
ON (unlock) Battery voltage
60 G/B Turn signal (left) Output ON Turn left ON
61 G/Y Turn signal (right) Output ON Turn right ON
62 R/W Step lamp LH and RH Output OFF ON (any door open) 0V
OFF (all doors closed) Battery voltage
63 L Interior room/map
lamp Output OFFAny door
switchON (open) 0V
OFF (closed) Battery voltage
65 V All door lock actuators
(lock) Output OFFOFF (neutral) 0V
ON (lock) Battery voltage
66 G/Y Front door lock actua-
tor RH, rear door lock
actuators LH/RH and
back door lock actua-
tor (unlock) Output OFF
OFF (neutral) 0V
ON (unlock) Battery voltage
67 B Ground Input ON — 0V
68 W/L Power window power
supply (RAP) Output —Ignition switch ON Battery voltage
Within 45 seconds after igni-
tion switch OFF
Battery voltage
More than 45 seconds after ig-
nition switch OFF 0V
When front door LH or RH is
open or power window timer
operates 0V
69 W/R Power window power
supply
Output — — Battery voltage
70 W/B Battery power supply Input OFF — Battery voltage
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
SKIA3009J
SKIA3009J
Revision: December 20092009 QX56

PWC-62
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
Wiring Diagram
INFOID:0000000004065498
AAMWA0236GB
Revision: December 20092009 QX56

BCM (BODY CONTROL MODULE)PWC-63
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
L
M A
B
PWC
N
O P
ABMWA0015GB
Revision: December 20092009 QX56

PWC-64
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
AAMWA0237GB
Revision: December 20092009 QX56

BCM (BODY CONTROL MODULE)PWC-65
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
L
M A
B
PWC
N
O P
ABMIA0023GB
Revision: December 20092009 QX56

PWC-66
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
ABMIA0024GB
Revision: December 20092009 QX56

POWER WINDOW MAIN SWITCHPWC-67
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
L
M A
B
PWC
N
O P
POWER WINDOW MAIN SWITCH
Reference Value INFOID:0000000003776032
TERMINAL LAYOUT
PHYSICAL VALUES
MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH
LIIA2455E
Te r m i n a l N o . (Wire color) Description
ConditionVoltage [V]
(Approx.)
+ – Signal name Input/
Output
2
(W/B) Ground Encoder ground — — 0
4
(L) Ground Door key cylinder switch LH
LOCK signal InputKey position
(Neutral
→ Locked) 5
→ 0
6
(R) Ground Door key cylinder switch LH
UNLOCK signal
InputKey position
(Neutral
→ Unlocked) 5
→ 0
8
(G/R) 11Front door power window mo-
tor LH UP signal
OutputWhen front LH switch in
power window main switch
is operated UP.
Battery voltage
9
(O) 2 Encoder pulse signal 2 Input
When power window mo-
tor operates.
10
(W/L) Ground RAP signal Input IGN SW ON Battery voltage
Within 45 second after ig-
nition switch is turned to
OFF.
Battery voltage
When front LH or RH door
is opened during retained
power operation. 0
11
(G/W) 8Front door power window mo-
tor LH DOWN signal OutputWhen front LH switch in
power window main switch
is operated DOWN. Battery voltage
JMKIA0070GB
Revision: December 20092009 QX56

PWC-68
< ECU DIAGNOSIS >
POWER WINDOW MAIN SWITCH
13
(G/Y) 2 Encoder pulse signal 1 Input When power window mo-
tor operates.
14
(LG/W) Ground Power window serial link Input/
Output IGN SW ON or power win-
dow timer operating.
15
(BR) Ground Encoder power supply Output When ignition switch ON or
power window timer oper-
ates.10
17
(B) Ground Ground — — 0
19
(W/R) Ground Battery power supply Input — Battery voltage
Te r m i n a l N o .
(Wire color) Description
ConditionVoltage [V]
(Approx.)
+ – Signal name Input/
Output
JMKIA0070GB
JPMIA0013GB
Revision: December 20092009 QX56

POWER WINDOW MAIN SWITCHPWC-69
< ECU DIAGNOSIS >
C
DE
F
G H
I
J
L
M A
B
PWC
N
O P
Wiring DiagramINFOID:0000000003776033
ABKWA0004GB
Revision: December 20092009 QX56

PWC-70
< ECU DIAGNOSIS >
POWER WINDOW MAIN SWITCH
AAKWA0244GB
Revision: December 20092009 QX56