Nissan X-Trail 32. Instruction — part 1926

SN-160

< DTC/CIRCUIT DIAGNOSIS >

[WITH PARK ASSIST]

B2720-14 CORNER SENSOR [RL]

B2720-14 CORNER SENSOR [RL]

DTC Description

INFOID:0000000010736647

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Corner sensor rear LH circuit)
• Corner 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 B2720-14 detected?

YES

>> Proceed to

SN-160, "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:0000000010736648

1.

CHECK CORNER SENSOR SIGNAL REAR LH CIRCUIT FOR OPEN

1.

Turn ignition switch OFF.

2.

Disconnect sonar control unit harness connector and corner sensor rear LH harness connector.

3.

Check the continuity between sonar control unit harness connector and corner sensor rear LH harness
connector.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace malfunctioning parts.

2.

CHECK CORNER SENSOR SIGNAL REAR LH CIRCUIT FOR SHORT

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

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2720-14

CORNER SENSOR [RL]
(Corner sensor rear-left)

OPEN/SHORT-GND
(Open/Short to
ground)

Short circuit to ground or open circuit is detected in harness be-
tween sonar control unit and corner sensor rear LH when ignition
switch is turned ON.

Sonar control unit

Corner sensor rear LH

Continuity

Connector

Terminal

Connector

Terminal

B129

6

B122

2

Existed

SN

B2720-14 CORNER SENSOR [RL]

SN-161

< 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

>> GO TO 3.

NO

>> Repair or replace malfunctioning parts.

3.

CHECK REAR SENSOR GROUND CIRCUIT

Check the continuity between sonar control unit harness connector and corner sensor rear LH harness con-
nector.

Is the inspection result normal?

YES

>> Replace corner sensor rear LH. Refer to

SN-240, "REAR : Removal and Installation"

.

NO

>> Repair or replace malfunctioning parts.

Terminals

Continuity

(+)

(

−

)

Sonar control unit

Connector

Terminal

B129

6

Ground

Not existed

Sonar control unit

Corner sensor rear LH

Continuity

Connector

Terminal

Connector

Terminal

B129

22

B122

1

Existed

SN-162

< DTC/CIRCUIT DIAGNOSIS >

[WITH PARK ASSIST]

B2720-55 CORNER SENSOR [RL]

B2720-55 CORNER SENSOR [RL]

DTC Description

INFOID:0000000010736649

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Corner 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 B2720-55 detected?

YES

>> Proceed to

SN-162, "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:0000000010736650

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-160, "DTC Description"

.

Is DTC B2720-55 detected again?

YES

>> Replace corner sensor rear LH. Refer to

SN-240, "REAR : Removal and Installation"

.

NO

>> INSPECTION END.

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2720-55

CORNER SENSOR [RL]
(Corner sensor rear-left)

CONFIG ERROR
(Configuration error)

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

SN

B2720-92 CORNER SENSOR [RL]

SN-163

< DTC/CIRCUIT DIAGNOSIS >

[WITH PARK ASSIST]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

B2720-92 CORNER SENSOR [RL]

DTC Description

INFOID:0000000010736651

DTC DETECTION LOGIC

POSSIBLE CAUSE

Corner 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 B2720-92 detected?

YES

>> Proceed to

SN-163, "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:0000000010736652

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-160, "DTC Description"

.

Is DTC B2720-92 detected again?

YES

>> Replace corner sensor rear LH. Refer to

SN-240, "REAR : Removal and Installation"

.

NO

>> INSPECTION END

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2720-92

CORNER SENSOR [RL]
(Corner sensor rear-left)

SENSOR
(Sensor)

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