Nissan X-Trail 32. Manual - part 1892

SN-24

< ECU DIAGNOSIS INFORMATION >

[WITHOUT PARK ASSIST]

SONAR CONTROL UNIT

CEN[RL]->CEN[RR]

Ignition switch 
ON

When obstacles exist around rear bumper.

Distance between rear 

bumper and obstacle.

CEN[RR]->CEN[RL]

Ignition switch 
ON

When obstacles exist around rear bumper.

Distance between rear 

bumper and obstacle.

CEN[RR]

Ignition switch 
ON

When an obstacle is detected by center sensor rear RH.
[Approx. 27 cm - 100 cm (Approx. 10.63 in - 39.73 in)]

Distance between sensor 

and obstacle.

[Approx. 27 cm - 100 cm 

(Approx. 10.63 in - 39.73 

in)]

When no obstacles exist around center sensor rear RH.

255 cm (100.39 in)

CEN[RR]/CEN[R]-
>COR[RR]

Ignition switch 
ON

When obstacles exist around rear bumper.

Distance between rear 

bumper and obstacle.

COR[RR]->CEN[RR]/
CEN[R]

Ignition switch 
ON

When obstacles exist around rear bumper.

Distance between rear 

bumper and obstacle.

COR[RR]

Ignition switch 
ON

When an obstacle is detected by corner sensor rear RH.
[Approx. 27 cm - 70 cm (Approx. 10.63 in - 27.56 in)]

Distance between sensor 

and obstacle.

[Approx. 27 cm - 70 cm 

(Approx. 10.63 in - 27.56 

in)]

When no obstacles exist around corner sensor rear RH.

255 cm (100.39 in)

COR[FL]

Ignition switch 
ON

When an obstacle is detected by corner sensor front LH.
[Approx. 27 cm - 70 cm (Approx. 10.63 in - 27.56 in)]

Distance between sensor 

and obstacle.

[Approx. 27 cm - 70 cm 

(Approx. 10.63 in - 27.56 

in)]

When no obstacles exist around corner sensor front LH.

255 cm (100.39 in)

COR[FL]->CEN[FL]/CEN[F]

Ignition switch 
ON

When obstacles exist around front bumper.

Distance between front 

bumper and obstacle.

CEN[FL]/CEN[F]->COR[FL]

Ignition switch 
ON

When obstacles exist around front bumper.

Distance between front 

bumper and obstacle.

CEN[FL]/CEN[F]

Ignition switch 
ON

When an obstacle is detected by center sensor front LH.
[Approx. 27 cm - 100 cm (Approx. 10.63 in - 39.73 in)]

Distance between sensor 

and obstacle.

[Approx. 27 cm - 100 cm 

(Approx. 10.63 in - 39.73 

in)]

When no obstacles exist around center sensor front LH.

255 cm (100.39 in)

CEN[FL]->CEN[FR]

Ignition switch 
ON

When obstacles exist around front bumper.

Distance between front 

bumper and obstacle.

CEN[FR]->CEN[FL]

Ignition switch 
ON

When obstacles exist around front bumper.

Distance between front 

bumper and obstacle.

CEN[FR]

Ignition switch 
ON

When an obstacle is detected by center sensor front RH.
[Approx. 27 cm - 100 cm (Approx. 10.63 in - 39.73 in)]

Distance between sensor 

and obstacle.

[Approx. 27 cm - 100 cm 

(Approx. 10.63 in - 39.73 

in)]

When no obstacles exist around center sensor front RH.

255 cm (100.39 in)

CEN[FR]/CEN[F]->COR[FR]

Ignition switch 
ON

When obstacles exist around front bumper.

Distance between front 

bumper and obstacle.

COR[FR]->CEN[FR]/CEN[F]

Ignition switch 
ON

When obstacles exist around front bumper.

Distance between front 

bumper and obstacle.

Monitor Item

Condition

Value/Status

SN

SONAR CONTROL UNIT

SN-25

< ECU DIAGNOSIS INFORMATION >

[WITHOUT PARK ASSIST]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

TERMINAL LAYOUT

PHYSICAL VALUES

COR[FR]

Ignition switch 
ON

When an obstacle is detected by corner sensor front RH.
[Approx. 27 cm - 70 cm (Approx. 10.63 in - 27.56 in)]

Distance between sensor 

and obstacle.

[Approx. 27 cm - 70 cm 

(Approx. 10.63 in - 27.56 

in)]

When no obstacles exist around corner sensor front RH.

255 cm (100.39 in)

RVRB TIME COR[RL]

Ignition switch ON

Approx. 1.5 ms

RVRB TIME COR[RR]

Ignition switch ON

Approx. 1.5 ms

RVRB TIME CEN[RL]

Ignition switch ON

Approx. 1.5 ms

RVRB TIME CEN[RR]

Ignition switch ON

Approx. 1.5 ms

RVRB TIME COR[FL]

Ignition switch ON

Approx. 1.5 ms

RVRB TIME COR[FR]

Ignition switch ON

Approx. 1.5 ms

RVRB TIME CEN[FL]

Ignition switch ON

Approx. 1.5 ms

RVRB TIME CEN[FR]

Ignition switch ON

Approx. 1.5 ms

Monitor Item

Condition

Value/Status

JSNIA5117ZZ

Terminal

(Wire color)

Description

Condition

Standard

Reference value

(Approx.)

+

–

Signal name

Input/

Output

1

(LG)

13

(P)

Center sensor sig-
nal front RH

Input

[Ignition switch ON]
Shift position is in D posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

2

(G)

13

(P)

Center sensor sig-
nal front LH

Input

[Ignition switch ON]
Shift position is in D posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

SKIB8942E

SKIB8942E

SN-26

< ECU DIAGNOSIS INFORMATION >

[WITHOUT PARK ASSIST]

SONAR CONTROL UNIT

3

(W)

13

(P)

Corner sensor sig-
nal front LH

Input

[Ignition switch ON]
Shift position is in D posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

4

(V)

13

(P)

Corner sensor sig-
nal front RH

Input

[Ignition switch ON]
Shift position is in D posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

5

(L)

—

CAN–H

Input/

Output

—

—

—

6

(P)

—

CAN–L

Input/

Output

—

—

—

9

(V)

14

(P)

Center sensor sig-
nal rear RH

Input

[Ignition switch ON]
Shift position is in R posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

10

(LG)

14

(P)

Corner sensor sig-
nal rear RH

Input

[Ignition switch ON]
Shift position is in R posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

11

(SB)

13

(P)

Front sensor pow-
er supply

Output

—

—

8.0 V

12

(BR)

15

(B)

Ignition power sup-
ply

Input

—

9.0 - 16.0 V

Battery voltage

13

(P)

Groun

d

Front sensor 
ground

—

—

—

0  V

14

(P)

Groun

d

Rear sensor 
ground

—

—

—

0  V

15

(B)

Groun

d

Ground

—

—

—

0 V

16

(V)

Groun

d

Sonar system 
switch signal

Input

[Ignition switch ON]
While pressing the sonar 
system switch.

2.0 V

2.0 V

Other than above.

12.0 V

12.0 V

Terminal

(Wire color)

Description

Condition

Standard

Reference value

(Approx.)

+

–

Signal name

Input/

Output

SKIB8942E

SKIB8942E

SKIB8942E

SKIB8942E

SN

SONAR CONTROL UNIT

SN-27

< ECU DIAGNOSIS INFORMATION >

[WITHOUT PARK ASSIST]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Fail-Safe

INFOID:0000000010735545

When the shift position is in reverse position, the sonar control unit controls as follows if it detects a malfunc-
tion in the sonar sensor:
• Obstacle detection function is stopped.
• Alarm display is displayed on the information display of combination meter.

17

(SB)

Groun

d

Sonar system 
switch indicator 
signal

Output

[Ignition switch ON]
Sonar system switch indi-
cator lamp is ON.

12.0 V

12.0 V

[Ignition switch ON]
Sonar system switch indi-
cator lamp is OFF.

0 V

0 V

18

(LA/L)

15

(B)

Front buzzer drive 
signal

Input

[Ignition switch ON]
When the distance be-
tween the sensor and ob-
stacle is approx 60 cm 
(23.62 in).

—

NOTE:
• Voltage depends on volume.
• Cycle depends on distance be-

tween sensor and obstacle.

19

(Y)

15

(B)

Buzzer power sup-
ply

Output

[Ignition switch ON]

—

0 V

20

(LA/G)

15

(B)

Rear buzzer drive 
signal

Input

[Ignition switch ON]
When the distance be-
tween the sensor and ob-
stacle is approx 60 cm 
(23.62 in).

—

NOTE:
• Voltage depends on volume.
• Cycle depends on distance be-

tween sensor and obstacle.

21

(G)

14

(P)

Center sensor sig-
nal rear LH

Input

[Ignition switch ON]
Shift position is in R posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

22

(R)

14

(P)

Corner sensor sig-
nal rear LH

Input

[Ignition switch ON]
Shift position is in R posi-
tion.

Waveform ac-
cording to sen-
sor signal is 
input

23

(SB)

14

(P)

Rear sensor power 
supply

Output

—

—

8.0 V

Terminal

(Wire color)

Description

Condition

Standard

Reference value

(Approx.)

+

–

Signal name

Input/

Output

JSNIA5232GB

JSNIA5232GB

SKIB8942E

SKIB8942E