Nissan X-Trail 32. Manual — part 1928

SN-168

< DTC/CIRCUIT DIAGNOSIS >

[WITH PARK ASSIST]

B2721-55 CENTER SENSOR [RL]

B2721-55 CENTER SENSOR [RL]

DTC Description

INFOID:0000000010736657

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Center sensor rear LH
• Control unit setting of sonar control unit is incomplete

FAIL-SAFE

• Obstacle detection function is stopped
• Alarm display is displayed on the information display of combination meter

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF and wait at least 30 seconds.

3.

Turn ignition switch ON and wait at least 30 seconds or more.

4.

Select “Self Diagnostic Result” mode of “SONAR” using CONSULT.

5.

Check DTC.

Is DTC B2721-55 detected?

YES

>> Proceed to

SN-168, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010736658

1.

PERFORM CONFIGURATION OF SONAR CONTROL UNIT

Perform configuration of sonar control unit. Refer to

SN-156, "CONFIGURATION (SONAR CONTROL UNIT) :

Work Procedure"

.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

Perform DTC confirmation procedure again. Refer to

SN-168, "DTC Description"

.

Is DTC B2721-55 detected again?

YES

>> Replace center sensor rear LH. Refer to

SN-240, "REAR : Removal and Installation"

.

NO

>> INSPECTION END.

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2721-55

CENTER SENSOR [RL]
(Center sensor rear-left)

CONFIG ERROR
(Configuration er-
ror)

Control unit setting of sonar control unit is incomplete or is not set
normally.

SN

B2721-92 CENTER SENSOR [RL]

SN-169

< DTC/CIRCUIT DIAGNOSIS >

[WITH PARK ASSIST]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

B2721-92 CENTER SENSOR [RL]

DTC Description

INFOID:0000000010736659

DTC DETECTION LOGIC

POSSIBLE CAUSE

Center sensor rear LH

FAIL-SAFE

• Obstacle detection function is stopped
• Alarm display is displayed on the information display of combination meter

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF and wait at least 30 seconds.

3.

Turn ignition switch ON and wait at least 30 seconds or more.

4.

Select “Self Diagnostic Result” mode of “SONAR” using CONSULT.

5.

Check DTC.

Is DTC B2721-92 detected?

YES

>> Proceed to

SN-169, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010736660

1.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1.

Turn ignition switch ON.

2.

Erase DTC.

3.

Perform DTC confirmation procedure again. Refer to

SN-169, "DTC Description"

.

Is DTC B2721-92 detected again?

YES

>> Replace center sensor rear LH. Refer to

SN-240, "REAR : Removal and Installation"

.

NO

>> INSPECTION END

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2721-92

CENTER SENSOR [RL]
(Center sensor rear-left)

SENSOR
(Sensor)

Center sensor rear LH malfunction is detected when ignition switch
is turned ON.

SN-170

< DTC/CIRCUIT DIAGNOSIS >

[WITH PARK ASSIST]

B2722-12 CENTER SENSOR [RR]

B2722-12 CENTER SENSOR [RR]

DTC Description

INFOID:0000000010736661

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Center sensor rear RH circuit)
• Center sensor rear RH

FAIL-SAFE

• Obstacle detection function is stopped
• Alarm display is displayed on the information display of combination meter

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF and wait at least 30 seconds.

3.

Turn ignition switch ON and wait at least 30 seconds or more.

4.

Select “Self Diagnostic Result” mode of “SONAR” using CONSULT.

5.

Check DTC.

Is DTC B2722-12 detected?

YES

>> Proceed to

SN-170, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010736662

1.

CHECK CENTER SENSOR SIGNAL REAR RH CIRCUIT FOR SHORT (1)

1.

Turn ignition switch OFF.

2.

Disconnect sonar control unit harness connector and center sensor rear RH connector.

3.

Turn ignition switch ON.

4.

Check the voltage between sonar control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace malfunctioning parts.

2.

CHECK CENTER SENSOR SIGNAL REAR RH CIRCUIT FOR SHORT (2)

Check the continuity between center sensor rear RH harness connector and ground.

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2722-12

CENTER SENSOR [RR]
(Center sensor rear-right)

SHORT-BAT
(Short to battery)

Short circuit to power supply is detected in harness between sonar
control unit and center sensor rear RH when ignition switch is turned
ON.

Terminals

Voltage

(Approx.)

(+)

(

−

)

Sonar control unit

Connector

Terminal

B129

7

Ground

0 V

SN

B2722-12 CENTER SENSOR [RR]

SN-171

< DTC/CIRCUIT DIAGNOSIS >

[WITH PARK ASSIST]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> Replace center sensor rear RH . Refer to

SN-240, "REAR : Removal and Installation"

.

NO

>> Repair or replace malfunctioning parts.

Terminals

Continuity

(+)

(

−

)

Center sensor rear RH

Connector

Terminal

B124

2

Ground

Not existed