Infiniti M35/M45 Y50. Manual - part 268

INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION

BL-141

C

D

E

F

G

H

J

K

L

M

A

B

BL

Terminals and Reference Value for Intelligent Key Unit

NIS001YE

Termi-

nal 

No.

Wire 

color

Item

Signal 

Input/

Output

Condition

Voltage (V)

(Approx.)

Push-

button 

ignition 

switch 

position

Operation or conditions

1

SB

Power source (fuse)

Input

—

—

Battery voltage

3

Y

IPDM E/R status signal

Input

START

Engine starting (During cranking)

5

LOCK

Other than above

2

4

B/Y

RSSI signal

Input/

Output

LOCK

Carry the Intelligent Key within 
the inside key antenna detection 
area, and then push the push-
button ignition switch.

0

Other than above

5

B/W

Remote key less entry 
receiver signal

Input/

Output

LOCK

Carry the Intelligent Key within 
the inside key antenna detection 
area, and then push the push-
button ignition switch.
(When receiving the signal from 
Intelligent Key)

Other than above
(Signal receiving wait mode)

6

B

Remote key less entry 
receiver ground

—

—

—

0

7

B/R

Remote keyless entry 
receiver power supply

Output

—

—

8

W

Push-button ignition 
switch LOCK indicator

Output

LOCK

Push-button ignition switch is in 
LOCK position

0

—

Push-button ignition switch is in 
any position
(Except LOCK position)

1.2

9

L

Push-button ignition 
switch ACC indicator

Output

ACC

Push-button ignition switch is in 
ACC position

0

—

Push-button ignition switch is in 
any position
(Except ACC position)

1.2

PIIB5657J

OCC3880D

OCC3879D

OCC3881D

BL-142

INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION

10

V

Push-button ignition 
switch ON indicator

Output

ON

Push-button ignition switch is in 
ON position

0

—

Push-button ignition switch is in 
any position
(Except ON position)

1.2

13

LG/B

Key slot illumination

Output

LOCK

Insert Intelligent Key into key slot 
and driver side door is open.

Battery voltage

Remove Intelligent Key from key 
slot.

0

15

LG

Steering lock unit 
power source

Output

LOCK

—

Battery voltage

16

P/B

Steering lock unit sig-
nal

Input/

Output

LOCK

Steering lock: Lock

Battery voltage

ACC

Steering lock: Unlock
(Unlocked moment)

0

NO

0

19

BR/Y

Key switch signal

Input

LOCK

Insert Intelligent Key  into key 
slot.

0

Remove Intelligent Key from key 
slot

Battery voltage

20

B

Ground

—

—

—

0

27

V

A/T device (Detention 
switch)

Input

LOCK

A/T selector lever is in P position

0

ON

Other than above

Battery voltage

28

SB

Starter relay

Input

ON

A/T selector lever is in N or P 
position

Battery voltage

—

Ignition switch position is in 
LOCK position or A/T selector 
lever is in any position other than 
N or P position

0

29

V/R

Stop lamp switch

Input

—

Brake pedal depressed

Battery voltage

Brake pedal released

0

30

L/W

Ignition power supply 
(ACC)

Input

ACC

Ignition switch position is in ACC 
or ON position

Battery voltage

31

GR

Ignition power supply 
(ON)

Input

ON

Ignition switch position is in ON 
or START position

Battery voltage

33

O

PDU signal

Input

LOCK

Steering lock: Lock

0

ACC

Steering lock: Unlock

8

34

R

PDU feed back signal

Input

LOCK

Sleep condition (30 seconds or 
more after all doors are closed 
under the condition that the igni-
tion switch position is in the 
LOCK position)

1

—

Wake-up condition (any condition 
other than above)

0

Termi-

nal 

No.

Wire 

color

Item

Signal 

Input/

Output

Condition

Voltage (V)

(Approx.)

Push-

button 

ignition 

switch 

position

Operation or conditions

INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION

BL-143

C

D

E

F

G

H

J

K

L

M

A

B

BL

35

LG

Vehicle speed signal

Input

ON

At speedometer operation (vehi-
cle speed approx. 40 km/h)

37

P

CAN-L

Input/

Output

—

—

—

38

L

CAN-H

Input/

Output

—

—

—

39

BR/W

Push-button ignition 
switch

Input

—

Push-button ignition switch is 
pressed

0

Push-button ignition switch is 
released

Battery voltage

40

B

Ground

—

—

—

0

41

Y

Power source (fuse)

Input

—

—

Battery voltage

42

P

PDU wake up signal

Output

LOCK

Sleep condition (30 seconds or 
more after all doors are closed 
under the condition that the igni-
tion switch position is in the 
LOCK position)

Battery voltage

—

Wake-up condition (Open driver 
door)

0

43

G

Starter signal

Output

ON

At starter motor cranking

0

—

Any condition other than above

Battery voltage

46

V

Steering lock control 
signal-1

Output

—

Push-button ignition switch is 
pressed under the condition that 
Intelligent Key is in the vehicle or 
Intelligent Key is inserted

Battery voltage

LOCK

Ignition switch position is in 
LOCK position (Steering lock 
activated)

Battery voltage 

→

 0 

→

 Battery 

voltage

(Battery voltage is detected 

when activating the steering 

lock)

47

LG

Inside key antenna (+) 
signal
(Instrument center)

Input/

Output

LOCK

Any door open 

→

 closed

(Door switch: ON 

→

 OFF)

48

V

Inside key antenna (–) 
signal
(Instrument center)

Input/

Output

49

B

Inside key antenna (+) 
signal
(console)

Input/

Output

LOCK

Any door open 

→

 closed

(Door switch: ON 

→

 OFF)

50

W

Inside key antenna (–) 
signal
(console)

Input/

Output

Termi-

nal 

No.

Wire 

color

Item

Signal 

Input/

Output

Condition

Voltage (V)

(Approx.)

Push-

button 

ignition 

switch 

position

Operation or conditions

PKIA1935E

SIIA1910J

SIIA1910J

BL-144

INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION

51

F/L

Inside key antenna (+) 
signal
(Rear seat)

Input/

Output

LOCK

Any door open 

→

 closed

(Door switch: ON 

→

 OFF)

52

R/W

Inside key antenna (–) 
signal
(Rear seat)

Input/

Output

53

G/W

Inside key antenna (+) 
signal
(Trunk room)

Input/

Output

LOCK

Any door open 

→

 closed

(Door switch: ON 

→

 OFF)

54

LG

Inside key antenna (–) 
signal
(Trunk room)

Input/

Output

56

B

Ground

—

—

—

0

57

L

Power source (fuse)

Input

—

—

Battery voltage

58

O

A/T device (Detention 
switch)

Output

LOCK

At sleep (30 seconds or more 
after all doors are closed under 
the condition that the ignition 
switch position is in the LOCK 
position)

0

At wake-up (Open driver door)

Battery voltage

63

P

Stop lamp switch

Input

—

Brake pedal depressed

Battery voltage

Brake pedal released

Battery voltage

64

L/R

Push-button ignition 
switch illumination

Output

—

Push-button ignition switch illumi-
nation is turned on

2.6

Push-button ignition switch illumi-
nation is turned off
(15 seconds or more after the 
driver door is closed)

0

69

O

Steering lock unit con-
dition signal-1

Input

LOCK

Steering lock: Lock

0

ACC

Steering lock: Unlock

Battery voltage

ON

Battery voltage

70

L/Y

Steering lock unit con-
dition signal-2

Input

LOCK

Steering lock: Lock

Battery voltage

ACC

Steering lock: Unlock

0

ON

0

71

LG

Steering lock control 
signal-2

Output

LOCK

Push-button ignition switch is 
pressed under the condition that 
Intelligent Key is in the vehicle or 
Intelligent Key is inserted

Battery voltage

ACC

Ignition switch position is in 
LOCK position (Steering lock 
activated)

Battery voltage 

→

 0 

→

 Battery 

voltage

(Battery voltage is detected 

when activating the steering 

lock)

72

B

Ground

—

—

—

0

Termi-

nal 

No.

Wire 

color

Item

Signal 

Input/

Output

Condition

Voltage (V)

(Approx.)

Push-

button 

ignition 

switch 

position

Operation or conditions

SIIA1910J

SIIA1910J