Infiniti FX35, FX50 (S51). Manual - part 218

BCS

BCM (BODY CONTROL MODULE)

BCS-53

< ECU DIAGNOSIS INFORMATION >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

35

(V)

Ground

Luggage room anten-
na (+)

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

Back door antenna (

−

)

Output

When the back 
door opener 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

39

(W)

Ground

Back door antenna 
(+)

Output

When the back 
door opener 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

47

(Y)

Ground

Ignition relay (IPDM 
E/R) control

Output

Ignition switch

OFF or ACC

12 V

ON

0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

–

JMKIA0062GB

JMKIA0063GB

JMKIA0062GB

JMKIA0063GB

JMKIA0062GB

JMKIA0063GB

BCS-54

< ECU DIAGNOSIS INFORMATION >

BCM (BODY CONTROL MODULE)

48

(W)

Ground

Back door opener 
switch operation

Output

Back door opener 
switch

Not pressed

12 V

Pressed

0 V

52

(LG)

Ground

Starter relay control

Output

Ignition switch 
ON

When selector lever is in P 
or N position

12 V

When selector lever is not 
in P or N position

0 V

61

(W)

Ground

Back door opener re-
quest switch

Input

Back door re-
quest switch

ON (Pressed)

0 V

OFF (Not pressed)

1.0 V

64

(L)

Ground

Intelligent Key warn-
ing buzzer (Engine 
room)

Output

Intelligent Key 
warning buzzer 
(Engine room)

Sounding

0 V

Not sounding

12 V

65

(O)

Ground

Rear wiper stop posi-
tion

Input

Rear wiper

In stop position

1.0 V

Not in stop position

0 V

66

(LG)

Ground

Back door switch

Input

Back door switch

OFF (Door close)

12 V

ON (Door open)

0 V

67

(P)

Ground

Back door opener 
switch

Input

Back door opener 
switch

Pressed

0 V

Not pressed

8.5 - 9.0 V

68

(BR)

Ground

Rear RH door switch

Input

Rear RH door 
switch

OFF (Door close)

8.5 - 9.0 V

ON (Door open)

0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

–

JPMIA0016GB

JPMIA0016GB

JPMIA0594GB

JPMIA0594GB

BCS

BCM (BODY CONTROL MODULE)

BCS-55

< ECU DIAGNOSIS INFORMATION >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

69

(R)

Ground

Rear LH door switch

Input

Rear LH door 
switch

OFF (Door close)

8.5 - 9.0 V

ON (Door open)

0 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

+

–

JPMIA0594GB

JMKIA0062GB

JMKIA0063GB

JMKIA0062GB

JMKIA0063GB

BCS-56

< ECU DIAGNOSIS INFORMATION >

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