Infiniti M35/M45 Y50. Manual - part 933

INTERIOR ROOM LAMP

LT-277

C

D

E

F

G

H

I

J

L

M

A

B

LT

TKWT3406E

LT-278

INTERIOR ROOM LAMP

TKWT5270E

INTERIOR ROOM LAMP

LT-279

C

D

E

F

G

H

I

J

L

M

A

B

LT

TKWT5070E

LT-280

INTERIOR ROOM LAMP

Terminals and Reference Values for BCM

NKS003T4

Terminal

No.

Wire 

color

Signal name

Measuring condition

Reference value

Ignition 

switch

Operation or condition

11

V

Ignition switch 

(ACC)

ACC

—

Battery voltage

12

P

Front door switch 
passenger side 
signal

OFF

Front door switch
passenger side

ON (open)

Approx. 0 V

OFF (closed)

Approx. 8.0 - 8.5 V

13

O/L

Rear door switch 
RH signal

OFF

Rear door switch RH

ON (open)

Approx. 0 V

OFF (closed)

Approx. 8.5 - 9.0 V

22

G

Power window 
serial link

OFF

Power window main 
switch (door lock and 
unlock switch) and 
power window sub-
switch (front passenger 
side) (door lock and 
unlock switch)

Lock or unlock switch 
ON

NOTE:
10 seconds just after 
door lock and unlock 
switch (driver side and 
passenger side) is 
turned “LOCK” or 
“UNLOCK”.

OFF

Battery voltage

37

LG

Key switch signal

OFF

Intelligent Key is inserted into key slot.

Battery voltage

Intelligent Key is removed from key slot.

Approx. 0 V

38

W

Ignition power 
supply

ON

—

Battery voltage

39

L

CAN 

−

 

H

—

—

—

40

P

CAN 

−

 

L

—

—

—

41

R

BAT saver out-
put signal

OFF

—

Battery voltage

42

P

Battery power 
supply

OFF

—

Battery voltage

47

V

Step lamp output 
signal

OFF

Any door switch

ON (open)

Approx. 0 V

OFF (close)

Battery voltage

48

BR

Room lamp
output signal

ON

Any door switch

ON (open)

Approx. 0 V

OFF (close)

Battery voltage

—

All doors are closed

Turn ignition switch ON 

→

 OFF

Approx. 0 V

(When room lamp timer

is operating)

Turn ignition switch ON

Battery voltage

SKIB3419J

SKIB4865E

PKIC0930E