Infiniti G37 Coupe. Manual — part 390

BCM (BODY CONTROL MODULE)

DLK-121

< ECU DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

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

DLK-122

< ECU DIAGNOSIS >

[INTELLIGENT KEY 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

BCM (BODY CONTROL MODULE)

DLK-123

< ECU DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

67

(GR)

Ground

Trunk lid opener
switch

Input

Trunk lid opener
switch

Pressed

0 V

Not pressed

11.8 V

72

(R)

Ground

Room antenna 2 (-)
(center console)

Output

Ignition switch
OFF

When Intelligent Key is in
the passenger compart-
ment

When Intelligent Key is not
in the passenger compart-
ment

73

(G)

Ground

Room antenna 2 (+)
(center console)

Output

Ignition switch
OFF

When Intelligent Key is in
the passenger compart-
ment

When Intelligent Key is not
in the passenger compart-
ment

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

+

–

JPMIA0011GB

JMKIA0062GB

JMKIA0063GB

JMKIA0062GB

JMKIA0063GB

DLK-124

< ECU DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

BCM (BODY CONTROL MODULE)

74

(SB)

Ground

Passenger door an-
tenna (-)

Output

When the pas-
senger door re-
quest switch is
operated with ig-
nition switch OFF

When Intelligent Key is in
the antenna detection area

When Intelligent Key is not
in the antenna detection
area

75

(BR)

Ground

Passenger door an-
tenna (+)

Output

When the pas-
senger door re-
quest switch is
operated with ig-
nition switch OFF

When Intelligent Key is in
the antenna detection area

When Intelligent Key is not
in the antenna detection
area

76

(V)

Ground

Driver door antenna
(-)

Output

When the driver
door request
switch is operat-
ed 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