Nissan X-Trail 32. Manual — part 1508
LAN-72
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
MAIN LINE BETWEEN IPDM-E AND DLC CIRCUIT
MAIN LINE BETWEEN IPDM-E AND DLC CIRCUIT
Diagnosis Procedure
INFOID:0000000010715315
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the following terminals and connectors for damage, bend and loose connection (connector side
and harness side).
-
Harness connector E105
-
Harness connector M77
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1.
Disconnect the following harness connectors.
-
IPDM E/R
-
Harness connectors E105 and M77
2.
Check the continuity between the IPDM E/R harness connector and the harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair the main line between the IPDM E/R and the harness connector E105.
3.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Check the continuity between the harness connector and the data link connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the IPDM E/R and the data link connector.
NO
>> Repair the main line between the harness connector M77 and the data link connector.
IPDM E/R harness connector
Harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
E12
30
E105
40
Existed
28
41
Existed
Harness connector
Data link connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
M77
40
M4
6
Existed
41
14
Existed
LAN
MAIN LINE BETWEEN DLC AND CCM CIRCUIT
LAN-73
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
MAIN LINE BETWEEN DLC AND CCM CIRCUIT
Diagnosis Procedure
INFOID:0000000010715316
1.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Disconnect the following harness connectors.
-
ECM
-
Chassis control module
4.
Check the continuity between the data link connector and the chassis control module harness connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the data link connector and the chassis con-
trol module.
NO
>> Repair the main line between the data link connector and the chassis control module.
Data link connector
Chassis control module harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
M4
6
M73
4
Existed
14
3
Existed
LAN-74
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
MAIN LINE BETWEEN CCM AND 4WD CIRCUIT
MAIN LINE BETWEEN CCM AND 4WD CIRCUIT
Diagnosis Procedure
INFOID:0000000010715317
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the following terminals and connectors for damage, bend and loose connection (connector side
and harness side).
-
Harness connector M13
-
Harness connector B3
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1.
Disconnect the following harness connectors.
-
Chassis control module
-
Harness connectors M13 and B3
2.
Check the continuity between the chassis control module harness connector and the harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair the main line between the chassis control module and the harness connector M13.
3.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1.
Disconnect the connector of 4WD control unit.
2.
Check the continuity between the harness connector and the 4WD control unit harness connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the chassis control module and the 4WD
control unit.
NO
>> Repair the main line between the harness connector B3 and the 4WD control unit.
Chassis control module harness connector
Harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
M73
4
M13
25
Existed
3
24
Existed
Harness connector
4WD control unit harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
B3
25
B5
8
Existed
24
16
Existed
LAN
MAIN LINE BETWEEN CCM AND PWBD CIRCUIT
LAN-75
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
MAIN LINE BETWEEN CCM AND PWBD CIRCUIT
Diagnosis Procedure
INFOID:0000000011009329
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the following terminals and connectors for damage, bend and loose connection (connector side
and harness side).
-
Harness connector M13
-
Harness connector B3
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1.
Disconnect the following harness connectors.
-
Chassis control module
-
Harness connectors M13 and B3
2.
Check the continuity between the chassis control module harness connector and the harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair the main line between the chassis control module and the harness connector M13.
3.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1.
Disconnect the connector of automatic back door control unit.
2.
Check the continuity between the harness connector and the automatic back door control unit harness
connector.
Is the inspection result normal?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the chassis control module and the auto-
matic back door control unit.
NO
>> Repair the main line between the harness connector B3 and the automatic back door control unit.
Chassis control module harness connector
Harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
M73
4
M13
25
Existed
3
24
Existed
Harness connector
Automatic back door control unit harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
B3
25
B24
24
Existed
24
12
Existed
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