Nissan X-Trail 32. Manual — part 1897
SN-44
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT PARK ASSIST]
B2720-12 CORNER SENSOR [RL]
Is the inspection result normal?
YES
>> Replace corner sensor rear LH. Refer to
SN-114, "REAR : Removal and Installation"
.
NO
>> Repair or replace malfunctioning parts.
Terminals
Continuity
(+)
(
−
)
Corner sensor rear LH
Connector
Terminal
B122
2
Ground
Not existed
SN
B2720-14 CORNER SENSOR [RL]
SN-45
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT PARK ASSIST]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
B2720-14 CORNER SENSOR [RL]
DTC Description
INFOID:0000000010735554
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
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010735555
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
B101
22
B122
2
Existed
SN-46
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT PARK ASSIST]
B2720-14 CORNER SENSOR [RL]
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-114, "REAR : Removal and Installation"
.
NO
>> Repair or replace malfunctioning parts.
Terminals
Continuity
(+)
(
−
)
Sonar control unit
Connector
Terminal
B101
22
Ground
Not existed
Sonar control unit
Corner sensor rear LH
Continuity
Connector
Terminal
Connector
Terminal
B101
14
B122
1
Existed
SN
B2720-55 CORNER SENSOR [RL]
SN-47
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT PARK ASSIST]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
B2720-55 CORNER SENSOR [RL]
DTC Description
INFOID:0000000010735556
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
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010735557
1.
PERFORM CONFIGURATION OF SONAR CONTROL UNIT
Perform configuration of sonar control unit. Refer to
SN-41, "CONFIGURATION (SONAR CONTROL UNIT) :
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
Perform DTC confirmation procedure again. Refer to
Is DTC B2720-55 detected again?
YES
>> Replace corner sensor rear LH. Refer to
SN-114, "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.
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