Nissan Leaf. Manual - part 162

BCS-42

< ECU DIAGNOSIS INFORMATION >

BCM

79

(V)

Ground

Outside key antenna 
(driver side) -

Output

Driver door re-
quest switch op-
erated with 
power switch 
ON

Intelligent Key not in an-
tenna detection area
(Approx. 2 m)

Intelligent Key in antenna 
detection area
(80 cm or less)

80

(LG)

Ground

Outside key antenna 
(passenger side) +

Output

Passenger door 
request switch 
operated with 
power switch 
ON

Intelligent Key not in an-
tenna detection area
(Approx. 2 m)

Intelligent Key in antenna 
detection area
(80 cm or less)

81

(Y)

Ground

Outside key antenna 
(passenger side) -

Output

Passenger door 
request switch 
operated with 
power switch 
ON

Intelligent Key not in an-
tenna detection area
(Approx. 2 m)

Intelligent Key in antenna 
detection area
(80 cm or less)

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA5954GB

JMKIA5955GB

JMKIA5954GB

JMKIA5955GB

JMKIA5954GB

JMKIA5955GB

BCS

BCM

BCS-43

< ECU DIAGNOSIS INFORMATION >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

82

(W)

Ground

Outside key antenna 
(rear bumper) +

Output

Back door re-
quest switch op-
erated with 
power switch 
ON

Intelligent Key not in an-
tenna detection area
(Approx. 2 m)

Intelligent Key in antenna 
detection area
(80 cm or less)

83

(B)

Ground

Outside key antenna 
(rear bumper) -

Output

Back door re-
quest switch op-
erated with 
power switch 
ON

Intelligent Key not in an-
tenna detection area
(Approx. 2 m)

Intelligent Key in antenna 
detection area
(80 cm or less)

84

(BR)

Ground

Inside key antenna 
(instrument center) +

Output

Power switch 
ON

Intelligent Key not in an-
tenna detection area

Intelligent Key in antenna 
detection area

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA5954GB

JMKIA5955GB

JMKIA5954GB

JMKIA5955GB

JMKIA5951GB

JMKIA3839GB

BCS-44

< ECU DIAGNOSIS INFORMATION >

BCM

85

(Y)

Ground

Inside key antenna 
(instrument center) -

Output

Power switch 
ON

Intelligent Key not in an-
tenna detection area

Intelligent Key in antenna 
detection area

86

(G)

Ground

Inside key antenna 
(rear seat) +

Output

Power switch 
ON

Intelligent Key not in an-
tenna detection area

Intelligent Key in antenna 
detection area

87

(R)

Ground

Inside key antenna 
(rear seat) 

−

Output

Power switch 
ON

Intelligent Key not in an-
tenna detection area

Intelligent Key in antenna 
detection area

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA5951GB

JMKIA3839GB

JMKIA5951GB

JMKIA3839GB

JMKIA5951GB

JMKIA3839GB

BCS

BCM

BCS-45

< ECU DIAGNOSIS INFORMATION >

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

88

(G)

Ground

Inside key antenna 
(luggage room) +

Output

Power switch 
ON

Intelligent Key not in an-
tenna detection area

Intelligent Key in antenna 
detection area

89

(R)

Ground

Inside key antenna 
(luggage room) -

Output

Power switch 
ON

Intelligent Key not in an-
tenna detection area

Intelligent Key in antenna 
detection area

90

(W)

Ground

Power switch illumi-
nation power supply

Output

Power switch il-
lumination

ON

Battery voltage

OFF

0 - 1.5 V

91

(V)

Ground

ACC/ON indicator 
lamp

Output

Power switch

OFF

Battery voltage

ACC or ON

0 - 1.5 V

92

(B)

Ground

Power switch illumi-
nation ground

Output

Tail lamp

OFF

0 V

ON

NOTE:

When the illumination brighten-

ing/dimming level is in the neutral 

position

6.0 - 7.0 V

93

(GR)

Ground

Intelligent Key warn-
ing buzzer

Output

Intelligent Key 
warning buzzer

Sounding

0 - 1.5 V

Not sounding

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA5951GB

JMKIA3839GB

JMKIA5951GB

JMKIA3839GB

JPMIA1554GB