Nissan X-Trail 32. Instruction — part 449
B2423 AUTOMATIC BACK DOOR MOTOR OPERATION TIME
DLK-137
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
C
D
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G
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A
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DLK
N
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B2423 AUTOMATIC BACK DOOR MOTOR OPERATION TIME
DTC Description
INFOID:0000000010708091
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Spindle motor
• Harness or connectors (circuit is shorted)
• Automatic back door control unit
FAIL-SAFE
Inhibit automatic back door operation
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Operate automatic back door.
3.
Check “Self Diagnostic Result” mode of “AUTO BACK DOOR” using CONSULT.
Is DTC detected?
YES
>> Refer to
DLK-137, "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:0000000010708092
1.
ERASE DTC
1.
At least 180 seconds are passed after automatic back door operation is inhibited.
2.
Erase DTC, and then repeat “PERFORM DTC CONFIRMATION PROCEDURE”.
Is DTC detected?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
CHECK SPINDLE MOTOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect automatic back door control unit and spindle unit connector.
3.
Check continuity between automatic back door control unit harness connector and spindle unit harness
connector.
4.
Check continuity between automatic back door control unit harness connector and ground.
DTC No.
CONSULT screen items (Trouble di-
agnosis content)
DTC detecting condition
B2423
ABD MTR TIME OUT
(Automatic back door motor time
out)
When the automatic back door control unit and spindle motor operate
in the same direction for 180 seconds or more continuously
Automatic back door control unit
Spindle unit
Continuity
Connector
Terminal
Connector
Terminal
B25
27
LH
B38
1
Existed
34
2
29
RH
B29
1
36
2
DLK-138
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
B2423 AUTOMATIC BACK DOOR MOTOR OPERATION TIME
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
REPLACE SPINDLE UNIT LH
1.
Replace spindle unit LH.
2.
Erase DTC, and then repeat “PERFORM DTC CONFIRMATION PROCEDURE”.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE SPINDLE UNIT RH
1.
Replace spindle unit LH.
2.
Erase DTC, and then repeat “PERFORM DTC CONFIRMATION PROCEDURE”.
Is DTC detected?
YES
>> GO TO 5.
NO
>> INSPECTION END
5.
REPLACE AUTOMATIC BACK DOOR CONTROL UNIT
1.
Replace automatic back door unit.
2.
Erase DTC, and then repeat “PERFORM DTC CONFIRMATION PROCEDURE”.
Is DTC detected?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> INSPECTION END
Automatic back door control unit
Ground
Continuity
Connector
Terminal
B25
27
Not existed
29
34
36
B2426 ENCODER
DLK-139
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
B2426 ENCODER
DTC Description
INFOID:0000000010708093
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Improper installation of back door assembly
• [CALIBRATION OF AUTOMATIC BACK DOOR POSITION INFORMATION]: not complete
• Back door mechanism
• Encoder
• Harness or connectors (encoder circuit is open or shorted)
• Automatic back door control unit
FAIL-SAFE
Inhibit automatic back door operation
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Operate automatic back door.
3.
Check “Self Diagnostic Result” mode of “AUTO BACK DOOR” using CONSULT.
Is DTC detected?
YES
>> Refer to
DLK-139, "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:0000000010708094
1.
CALIBRATION OF AUTOMATIC BACK DOOR POSITION INFORMATION
1.
Perform initialization setting of automatic back door position information.
Refer to
2.
Erase DTC, and then repeat “PERFORM DTC CONFIRMATION PROCEDURE”.
Is DTC detected?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
CHECK INSTALLATION OF BACK DOOR ASSEMBLY
1.
Check that back door assembly is installed normally.
Refer to
DLK-293, "BACK DOOR ASSEMBLY : Adjustment"
2.
Check back door assembly mechanism deformation, looseness, rattle, interference with other parts, and
pinched foreign materials.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace the malfunctioning parts.
3.
CHECK ENCODER SIGNAL
1.
Turn ignition switch ON.
2.
Select “AUTO BACK DOOR” using CONSULT.
3.
Select “SPINDLE LH ENCODER A” and “SPINDLE LH ENCODER B” in “DATA MONITOR” mode.
4.
Check that the function operates normally according to the following conditions.
DTC No.
CONSULT screen items (Trou-
ble diagnosis content)
DTC detecting condition
B2426
SPINDLE SENSOR LH
(Spindle sensor left handle)
When the automatic back door control unit can not receive the pulse signal
from the encoder just after starting the open/close operation
DLK-140
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
B2426 ENCODER
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 4.
4.
CHECK ENCODER POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect spindle unit LH connector.
3.
Check voltage between spindle unit LH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 5.
5.
CHECK ENCODER CIRCUIT
1.
Disconnect automatic back door control unit connector.
2.
Check continuity between automatic back door control unit harness connector and spindle unit LH har-
ness connector.
3.
Check continuity between automatic back door control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace automatic back door control unit. Refer to
DLK-327, "Removal and Installation"
.
NO
>> Repair or replace harness.
6.
CHECK ENCODER CIRCUIT 2
1.
Disconnect automatic back door control unit connector.
2.
Check continuity between automatic back door control unit harness connector and spindle unit LH har-
ness connector.
3.
Check continuity between automatic back door control unit harness connector and ground.
Monitor item
Condition
Status
SPINDLE LH ENCODER A
Back door
Moving (auto or manu-
al)
HI
⇔
LO
When stopped
HI or LO
SPINDLE LH ENCODER B
Moving (auto or manu-
al)
HI
⇔
LO
When stopped
HI or LO
(+)
(–)
Voltage
(Approx.)
Spindle unit LH
Connector
Terminal
B38
3
Ground
12.7 V
Automatic back door control unit
Spindle unit LH
Continuity
Connector
Terminal
Connector
Terminal
B24
19
B38
3
Existed
Automatic back door control unit
Ground
Continuity
Connector
Terminal
B24
19
Not existed
Automatic back door control unit
Spindle unit LH
Continuity
Connector
Terminal
Connector
Terminal
B24
21
B38
6
Existed
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