Infiniti QX56 (JA60). Manual - part 31

DRIVER SEAT CONTROL UNIT

ADP-115

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

TERMINAL LAYOUT

PHYSICAL VALUES

DETENT SW

AT selector lever

P position

OFF

Other than above

ON

STARTER SW

Ignition position

Cranking

ON

Other than above

OFF

SLIDE PULSE

Seat sliding

Forward

The numeral value decreases 

Backward

The numeral value increases 

Other than above

No change to numeral value

RECLN PULSE

Seat reclining

Forward

The numeral value decreases 

Backward

The numeral value increases 

Other than above

No change to numeral value

LIFT FR PULSE

Seat lifter (front)

Up

The numeral value decreases 

Down

The numeral value increases 

Other than above

No change to numeral value

LIFT RR PULSE

Seat lifter (rear)

Up

The numeral value decreases 

Down

The numeral value increases 

Other than above

No change to numeral value

MIR/SEN RH U–D

Door mirror (passenger side)

Close to peak

3.4

Close to valley

0.6

MIR/SEN RH R–L

Door mirror (passenger side)

Close to left edge

3.4

Close to right edge

0.6

MIR/SEN LH U–D

Door mirror (driver side)

Close to peak

3.4

Close to valley

0.6

MIR/SEN LH R–L

Door mirror (driver side)

Close to left edge

0.6

Close to right edge

3.4

PEDAL SEN

Pedal position

Forward

0.5

Backward

4.5

Monitor Item

Condition

Value/Status

LIIA2449E

ADP-116

< ECU DIAGNOSIS >

DRIVER SEAT CONTROL UNIT

Terminal

Wire

Color

Item

Condition

Voltage (V)

(Approx.)

1

W

UART LINE (RX)

Pedal adjusting switch ON (FOR-
WARD or BACKWARD operation)

3

L/B

CAN-H

—

—

6

R

Ignition switch (START)

Ignition switch (START position)

Battery voltage

9

R/B

Reclining motor sensor signal

ON (seat reclining motor opera-
tion)

Other than above

0 or 5

10

B/R

Rear lifting motor sensor signal

ON (rear lifting motor operation)

Other than above

0 or 5

11

Y/R

Sliding switch BACKWARD sig-
nal

ON (seat sliding switch BACK-
WARD operation)

0

Other than above

Battery voltage

12

L/W

Reclining switch BACKWARD 
signal

ON (seat reclining switch BACK-
WARD operation)

0

Other than above

Battery voltage

13

V

Front lifting switch DOWN signal

ON (front lifting switch DOWN op-
eration)

0

Other than above

Battery voltage

14

P/L

Rear lifting switch DOWN signal

ON (rear lifting switch DOWN op-
eration)

0

Other than above

Battery voltage

15

SB

Pedal adjusting switch BACK-
WARD signal

ON (pedal adjusting switch BACK-
WARD operation)

 0

Other than above

Battery voltage

16

R/W

Seat sensor power

Ignition switch ON

 5

17

Y/R

UART LINE (TX)

Pedal adjusting switch ON (FOR-
WARD or BACKWARD operation)

PIIA4813E

SIIA0692J

SIIA0693J

PIIA4814E

DRIVER SEAT CONTROL UNIT

ADP-117

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

19

G

CAN-L

—

—

21

L

A/T shift selector (park position 
switch) signal

A/T selector lever in P position

 0

A/T selector lever in other than P 
position with ignition key in ignition 
cylinder

Battery voltage

24

R/L

Seat sliding motor sensor signal

ON (seat sliding motor operation)

Other than above

0 or 5

25

Y/G

Front lifting motor sensor signal

ON (front lifting motor operation)

Other than above.

0 or 5

26

L/R

Seat sliding switch FORWARD 
signal

ON (seat sliding switch FOR-
WARD operation)

0

Other than above

Battery voltage

27

V/W

Seat reclining switch FORWARD 
signal

ON (seat reclining switch FOR-
WARD operation)

0

Other than above

Battery voltage

28

BR/Y

Front lifting switch UP signal

ON (front lifting switch UP opera-
tion)

0

Other than above

Battery voltage

29

G/R

Rear lifting switch UP signal

ON (rear lifting switch UP opera-
tion)

0

Other than above

Battery voltage

30

L/Y

Pedal adjusting switch FOR-
WARD signal

ON (pedal adjusting switch FOR-
WARD operation)

0

Other than above

Battery voltage

31

GR/R

Sensor ground

—

0

32

G/W

Ground

—

0

33

W/B

Battery power supply

—

Battery voltage

35

R/G

Sliding motor FORWARD output 
signal

Sliding switch FORWARD opera-
tion (Motor operated)

Battery voltage

Other than above

0

36

L

Reclining motor FORWARD out-
put signal

Reclining switch FORWARD oper-
ation (Motor operated)

Battery voltage

Other than above

0

37

B

Front lifting motor DOWN output 
signal

Front lifting switch DOWN opera-
tion (Motor operated)

Battery voltage

Other than above

0

Terminal

Wire

Color

Item

Condition

Voltage (V)

(Approx.)

PIIA3277E

SIIA0691J

ADP-118

< ECU DIAGNOSIS >

DRIVER SEAT CONTROL UNIT

38

GR

Rear lifting motor UP output sig-
nal

Rear end lifting switch UP opera-
tion (Motor operated)

Battery voltage

Other than above

0 

39

R

Rear lifting motor DOWN output 
signal

Rear end lifting switch DOWN op-
eration (Motor operated)

Battery voltage

Other than above

0

40

G

Battery power supply

—

Battery voltage

42

R/Y

Sliding motor BACKWARD out-
put signal

Sliding switch BACKWARD opera-
tion (Motor operated)

Battery voltage

Other than above

0

44

G/B

Reclining motor BACKWARD 
output signal

Reclining switch BACKWARD op-
eration (Motor operated)

Battery voltage

Other than above

0

45

G/Y

Front lifting motor UP output sig-
nal

Front lifting switch UP operation 
(Motor operated)

Battery voltage

Other than above

 0 

48

B

Ground

—

 0

Terminal

Wire

Color

Item

Condition

Voltage (V)

(Approx.)