Nissan March K13. Manual - part 15

BCS

BCM

BCS-33

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

80

(LG)

Ground

Passenger door an-
tenna (+)

Output

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

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

81

(Y)

Ground

Passenger door an-
tenna (-)

Output

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

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

82

(W)

Ground

Back door antenna 
(+)

Output

When the back 
door request 
switch is oper-
ated with igni-
tion switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA3838GB

JMKIA3839GB

JMKIA3838GB

JMKIA3839GB

JMKIA3838GB

JMKIA3839GB

BCS-34

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

BCM

83

(B)

Ground

Back door antenna (-
)

Output

When the back 
door request 
switch is oper-
ated with igni-
tion switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

84

(P)

Ground

Room antenna 1 (+) 
(Instrument center)

Output

Ignition switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

85

(L)

Ground

Room antenna 1 (-) 
(Instrument center)

Output

Ignition switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA3838GB

JMKIA3839GB

JMKIA3838GB

JMKIA3839GB

JMKIA3838GB

JMKIA3839GB

BCS

BCM

BCS-35

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

86

(G)

Ground

Room antenna 2 (+) 
(Console)

Output

Ignition switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

87

(R)

Ground

Room antenna 2 (-) 
(Console)

Output

Ignition switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

88

(V)

Ground

Luggage room an-
tenna (+)

Output

Ignition switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA3838GB

JMKIA3839GB

JMKIA3838GB

JMKIA3839GB

JMKIA3838GB

JMKIA3839GB

BCS-36

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

BCM

89

(LG)

Ground

Luggage room an-
tenna (-)

Output

Ignition switch 
OFF

When Intelligent Key is 
not in the antenna detec-
tion area

When Intelligent Key is 
in the antenna detection 
area

90

(W)

Ground

Push-button ignition 
switch illumination

Output

Push-button ig-
nition switch il-
lumination

ON

12 V

OFF

0 V

91

(V)

Ground

ACC/ON indicator 
lamp

Output

Ignition switch

OFF

Battery voltage

ACC or ON

0 V

93

(R)

Ground

Intelligent Key warn-
ing buzzer

Output

Intelligent Key 
warning buzzer

Sounding

0 V

Not sounding

12 V

94

(G)

Ground

Steering lock unit 
communication

Input/

Output

Steering lock

LOCK status

12 V

LOCK or UNLOCK

For 15 seconds after 
UNLOCK

12 V

15 seconds or later after 
UNLOCK

0 V

95

(W)

Ground

Steering lock unit 
power supply

Output

Ignition switch

OFF or ACC

12 V

ON

0 V

96

(SB)

Ground

ACC relay control

Output

Ignition switch

OFF

0 V

ACC or ON

12 V

97

(R)

Ground

Starter relay control

Output

Ignition switch 
ON

When selector lever is in 
P or N position

Battery voltage

When selector lever is 
not in P or N position

0 V

98

(BG)

Ground

Ignition relay (IPDM 
E/R) control

Output

Ignition switch

OFF or ACC

12 V

ON

0 V

99

(GR)

Ground

Ignition relay (F/B) 
control

Output

Ignition switch

OFF or ACC

0 V

ON

12 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JMKIA3838GB

JMKIA3839GB

JMKIA0066GB