Nissan Altima L32. Instruction — part 963

MWI-104

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

31

(G)

Ground

Rear window defog-
ger feedback signal

Input

Rear window de-
fogger switch

OFF

0V

ON

Battery voltage

32

(R/B)

Ground Front door RH switch

Input

Front door RH
switch

OFF (when front door RH
closes)

11.8 V

ON (when front door RH
opens)

0V

33

(SB)

Ground

Compressor ON sig-
nal

Input

A/C switch

OFF

5V

ON

0V

34

2

(L/R)

Ground

Front door lock as-
sembly LH (key cylin-
der switch) (unlock)

Input

Front door lock
assembly LH (key
cylinder switch)

OFF (neutral)

5V

ON (unlock)

0V

36

2

(GR)

Ground Lock switch signal

Input

Door lock/unlock
switch

Lock

Battery voltage

Unlock

0V

37

(O)

Ground

Trunk lid opener can-
cel switch

Input

Trunk lid opener
cancel switch

CANCEL

1.1V

ON

0V

38

(GR/

W)

Ground

Rear window defog-
ger ON signal

Input

Rear window de-
fogger switch

OFF

5V

ON

0V

39

2

(GR/

R)

Ground Unlock switch signal

Input

Door lock/unlock
switch

Unlock

Battery voltage

Lock

0V

40

3

(Y/G)

Ground

Power window serial
link

Input/

Output

Ignition switch ON

10.2V

Ignition switch OFF or ACC

0V

41

(W)

Ground

Engine switch (push
switch) illumination

Output

Engine switch
(push switch) illu-
mination

ON

5.5V

OFF

0V

42

(R)

Ground LOCK indicator lamp

Output

LOCK indicator
lamp

ON

0V

OFF

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

(+)

(-)

JPMIA0011GB

JPMIA0012GB

JPMIA0013GB

MWI

BCM (BODY CONTROL MODULE)

MWI-105

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

45

(P)

Ground

Receiver & sensor
ground

Input

Ignition switch ON

0V

46

(V/W)

Ground

Receiver & sensor
power supply output

Output Ignition switch

OFF

0V

ACC or ON

5.0V

47

(G/O)

Ground

Tire pressure receiv-
er signal

Input/

Output

Ignition switch
ON

Standby state

When receiving the signal
from the transmitter

48

(R/G)

Ground

Selector lever P/N
position signal

Input

Selector lever

P or N position

12.0V

Except P and N positions

0V

49

(L/O)

Ground

Security indicator sig-
nal

Output Security indicator

ON

0V

Blinking

11.3V

OFF

Battery voltage

50

(LG/

B)

Ground

Combination switch
OUTPUT 5

Output

Combination
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0V

Lighting switch 1ST

10.7V

Lighting switch high-beam

Lighting switch 2ND

Turn signal switch RH

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

(+)

(-)

OCC3881D

OCC3880D

JPMIA0014GB

JPMIA0031GB

MWI-106

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

51

(L/W)

Ground

Combination switch
OUTPUT 1

Output

Combination
switch

All switch OFF
(Wiper intermittent dial 4)

0V

Front wiper switch HI
(Wiper intermittent dial 4)

10.7V

Any of the conditions below
with all switch OFF
• Wiper intermittent dial 1
• WIper intermittent dial 2
• Wiper intermittent dial 3
• Wiper intermittent dial 6
• Wiper intermittent dial 7

52

(G/B)

Ground

Combination switch
OUTPUT 2

Output

Combination
switch

All switch OFF
(Wiper intermittent dial 4)

0V

Front washer switch ON
(Wiper intermittent dial 4)

10.7V

Any of the conditions below
with all switch OFF
• Wiper intermittent dial 1
• WIper intermittent dial 5
• Wiper intermittent dial 6

53

(LG/

R)

Ground

Combination switch
OUTPUT 3

Output

Combination
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0V

Front wiper switch INT

10.7V

Front wiper switch LO

Lighting switch AUTO

54

(G/Y)

Ground

Combination switch
OUTPUT 4

Output

Combination
switch
(Wiper intermit-
tent dial 4)

All switch OFF

0V

Front fog lamp switch ON

10.7V

Lighting switch 2ND

Lighting switch flash-to-
pass

Turn signal switch LH

55

(BR/

W)

Ground Front blower monitor

Input

Front blower mo-
tor switch

ON

Battery voltage

OFF

0V

56

2

(L/B)

Ground

Front door lock as-
sembly LH (key cylin-
der switch) (lock)

Input

Front door lock
assembly LH (key
cylinder switch)

OFF (neutral)

5V

ON (lock)

0V

57

(W)

Ground

Tire pressure warn-
ing check switch

Input

—

5V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

(+)

(-)

JPMIA0032GB

JPMIA0033GB

JPMIA0034GB

JPMIA0035GB

MWI

BCM (BODY CONTROL MODULE)

MWI-107

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

58

(SB)

Ground Front door LH switch

Input

Front door LH
switch

OFF (front door LH
CLOSE)

11.8V

ON (front door LH OPEN)

0V

59

(G/R)

Ground

Rear window defog-
ger relay

Output

Rear window de-
fogger

Active

Battery voltage

Not activated

0V

60

(B/R)

Ground

Front console anten-
na 2 (-)

Output

Ignition switch
OFF

When Intelligent Key is in
the passenger compart-
ment

When Intelligent Key is not
in the passenger compart-
ment

61

(W/R)

Ground

Center console an-
tenna 2 (+)

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