Nissan X-Trail 32. Manual - part 1905

 

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Nissan X-Trail 32. Manual - part 1905

 

 

SN-76

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT PARK ASSIST]

B2729-12 CORNER SENSOR [FL]

B2729-12 CORNER SENSOR [FL]

DTC Description

INFOID:0000000010735586

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Corner sensor front LH circuit)
• Corner sensor front 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 B2729-12 detected?

YES

>> Proceed to 

SN-76, "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:0000000010735587

1.

CHECK CORNER SENSOR SIGNAL FRONT LH CIRCUIT FOR SHORT (1)

1.

Turn ignition switch OFF.

2.

Disconnect sonar control unit harness connector and corner sensor front LH harness 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 CORNER SENSOR SIGNAL FRONT LH CIRCUIT FOR SHORT (2)

Check the continuity between corner sensor front LH harness connector ground.

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2729-12

CORNER SENSOR [FL]
(Corner sensor front-left)

SHORT-BAT
(Short to battery)

Short circuit to power supply is detected in harness between sonar 
control unit and corner sensor front LH when ignition switch is 
turned ON.

Terminals

Voltage

(Approx.)

(+)

(

)

Sonar control unit

Connector

Terminal

B101

3

Ground

0 V

SN

B2729-12 CORNER SENSOR [FL]

SN-77

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT PARK ASSIST]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> Replace corner sensor front LH. Refer to 

SN-113, "FRONT : Removal and Installation"

.

NO

>> Repair or replace malfunctioning parts.

Terminals

Continuity

(+)

(

)

Corner sensor front LH

Connector

Terminal

E132

2

Ground

Not existed

SN-78

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT PARK ASSIST]

B2729-14 CORNER SENSOR [FL]

B2729-14 CORNER SENSOR [FL]

DTC Description

INFOID:0000000010735588

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Corner sensor front LH circuit)
• Corner sensor front 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 B2729-14 detected?

YES

>> Proceed to 

SN-78, "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:0000000010735589

1.

CHECK CORNER SENSOR SIGNAL FRONT LH CIRCUIT FOR OPEN

1.

Turn ignition switch OFF.

2.

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

3.

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

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace malfunctioning parts. 

2.

CHECK CORNER SENSOR SIGNAL FRONT LH CIRCUIT FOR SHORT

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

DTC

Trouble diagnosis

(Trouble diagnosis contents)

Detecting condition

B2729-14

CORNER SENSOR [FL]
(Corner sensor front-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 front LH when ignition 
switch is turned ON.

Sonar control unit

Corner sensor front LH

Continuity

Connector

Terminal

Connector

Terminal

B101

3

E132

2

Existed

SN

B2729-14 CORNER SENSOR [FL]

SN-79

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT 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 FRONT SENSOR GROUND CIRCUIT

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

Is the inspection result normal?

YES

>> Replace corner sensor front LH. Refer to 

SN-113, "FRONT : Removal and Installation"

.

NO

>> Repair or replace malfunctioning parts. 

Terminals

Continuity

(+)

(

)

Sonar control unit

Connector

Terminal

B101

3

Ground

Not existed

Sonar control unit

Corner sensor front LH

Continuity

Connector

Terminal

Connector

Terminal

B101

13

E132

1

Existed

 

 

 

 

 

 

 

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