Infiniti G37 Coupe. Manual — part 978
PCS
BCM (BODY CONTROL MODULE)
PCS-81
< ECU DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
1
(W)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
2
(Y)
Ground
P/W power supply
(BAT)
Output
Ignition switch OFF
Battery voltage
3
(Y)
Ground
P/W power supply
(RAP)
Output
Ignition switch ON
Battery voltage
4
(LG)
Ground
Interior room lamp
power supply
Output
After passing the interior room lamp battery sav-
er operation time
0 V
Any other time after passing the interior room
lamp battery saver operation time
Battery voltage
5
(P)
Ground
Passenger door UN-
LOCK
Output
Passenger door
UNLOCK (Actuator is acti-
vated)
Battery voltage
Other than UNLOCK (Actu-
ator is not activated)
0 V
7
(Y)
Ground
Step lamp
Output
Step lamp
ON
0 V
OFF
Battery voltage
8
(V)
Ground
All doors, fuel lid
LOCK
Output
All doors, fuel lid
LOCK (Actuator is activat-
ed)
Battery voltage
Other than LOCK (Actuator
is not activated)
0 V
9
(G)
Ground
Driver door, fuel lid
UNLOCK
Output
Driver door, fuel
lid
UNLOCK (Actuator is acti-
vated)
Battery voltage
Other than UNLOCK (Actu-
ator is not activated)
0 V
11
(R)
Ground
Battery power supply
Input
Ignition switch OFF
Battery voltage
13
(B)
Ground
Ground
—
Ignition switch ON
0 V
14
(W)
Ground
Push-button ignition
switch illumination
ground
Output
Tail lamp
OFF
0 V
ON
NOTE:
When the illumination brighten-
ing/dimming level is in the neutral
position
15
(O)
Ground
ACC indicator lamp
Output
Ignition switch
OFF
Battery voltage
ACC or ON
0 V
JSNIA0010GB
PCS-82
< ECU DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
BCM (BODY CONTROL MODULE)
17
(V)
Ground
Turn signal (front RH)
Output
Ignition switch
ON
Turn signal switch OFF
0 V
Turn signal switch RH
6.5 V
18
(G)
Ground
Turn signal (front LH)
Output
Ignition switch
ON
Turn signal switch OFF
0 V
Turn signal switch LH
6.5 V
19
(V)
Ground
Room lamp timer
control
Output
Interior room
lamp
OFF
Battery voltage
ON
0 V
20
(V)
Ground
Turn signal (rear RH)
Output
Ignition switch
ON
Turn signal switch OFF
0 V
Turn signal switch RH
6.5 V
23
(G)
Ground
Trunk lid opening.
Output
Trunk lid
Open (Trunk lid opener ac-
tuator is activated)
Battery voltage
Close (Trunk lid opener ac-
tuator is not activated)
0 V
25
(G)
Ground
Turn signal (rear LH)
Output
Ignition switch
ON
Turn signal switch OFF
0 V
Turn signal switch LH
6.5 V
30
(R)
Ground
Trunk room lamp
Output
Trunk room lamp
ON
0 V
OFF
Battery voltage
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
PKID0926E
PKID0926E
PKID0926E
PKID0926E
PCS
BCM (BODY CONTROL MODULE)
PCS-83
< ECU DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
34
(SB)
Ground
Trunk room antenna
1 (-)
Output
Ignition switch
OFF
When Intelligent Key is in
the passenger compart-
ment
When Intelligent Key is not
in the passenger compart-
ment
35
(V)
Ground
Trunk room antenna
1 (+)
Output
Ignition switch
OFF
When Intelligent Key is in
the passenger compart-
ment
When Intelligent Key is not
in the passenger compart-
ment
38
(B)
Ground
Rear bumper anten-
na (-)
Output
When the trunk
lid request switch
is operated with
ignition switch
OFF
When Intelligent Key is in
the antenna detection area
When Intelligent Key is not
in the antenna detection
area
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
JMKIA0062GB
JMKIA0063GB
JMKIA0062GB
JMKIA0063GB
JMKIA0062GB
JMKIA0063GB
PCS-84
< ECU DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
BCM (BODY CONTROL MODULE)
39
(W)
Ground
Rear bumper anten-
na (+)
Output
When the trunk
lid request switch
is operated with
ignition switch
OFF
When Intelligent Key is in
the antenna detection area
When Intelligent Key is not
in the antenna detection
area
47
(Y)
Ground
Ignition relay (IPDM
E/R) control
Output
Ignition switch
OFF or ACC
Battery voltage
ON
0 V
50
(R)
Ground
Trunk room lamp
switch
Input
Trunk room lamp
switch
OFF (Trunk is closed)
11.8 V
ON (Trunk is open)
0 V
52
(SB)
Ground
Starter relay control
Output
Ignition switch
OFF (M/T mod-
els)
When the clutch pedal is
depressed
Battery voltage
When the clutch pedal is
not depressed
0 V
Ignition switch
ON (A/T models)
When selector lever is in P
or N position and the brake
is depressed
Battery voltage
When selector lever is in P
or N position and the brake
is not depressed
0 V
61
(SB)
Ground
Trunk request switch
Input
Trunk request
switch
ON (Pressed)
0 V
OFF (Not pressed)
1.0 V
64
(L)
Ground
Request switch buzz-
er
Output
Request switch
buzzer
Sounding
0 V
Not sounding
Battery voltage
Terminal No.
(Wire color)
Description
Condition
Value
(Approx.)
Signal name
Input/
Output
+
–
JMKIA0062GB
JMKIA0063GB
JPMIA0011GB
JPMIA0016GB
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