Nissan Titan A60. Instruction — part 696
LAN-80
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
MAIN LINE BETWEEN DLC AND M&A CIRCUIT
MAIN LINE BETWEEN DLC AND M&A CIRCUIT
Diagnosis Procedure
INFOID:0000000006179142
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
-
Combination meter
4. Check the continuity between the data link connector and the combination meter harness connector.
Is the inspection result normal?
YES (Present error)>>Check the following items again.
• Decision of CAN system type.
• Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” included)].
• Not copied from on-board diagnosis.
• Procedure for detecting root cause.
YES (Past error)>>Error was detected in the main line between the data link connector and the combination
meter.
NO
>> Repair the main line between the data link connector and the combination meter.
Data link connector
Combination meter harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
M22
6
M24
11
Existed
14
12
Existed
LAN
MAIN LINE BETWEEN M&A AND ABS CIRCUIT
LAN-81
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
MAIN LINE BETWEEN M&A AND ABS CIRCUIT
Diagnosis Procedure
INFOID:0000000006179143
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 M31
-
Harness connector E152
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.
-
Combination meter
-
Harness connectors M31 and E152
2. Check the continuity between the combination meter harness connector and the harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair the main line between the combination meter and the harness connector M31.
3.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the connector of ABS actuator and electric unit (control unit).
2. Check the continuity between the harness connector and the ABS actuator and electric unit (control unit)
harness connector.
Is the inspection result normal?
YES (Present error)>>Check the following items again.
• Decision of CAN system type.
• Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” included)].
• Not copied from on-board diagnosis.
• Procedure for detecting root cause.
YES (Past error)>>Error was detected in the main line between the combination meter and the ABS actuator
and electric unit (control unit).
NO
>> Repair the main line between the harness connector E152 and the ABS actuator and electric unit
(control unit).
Combination meter harness connector
Harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
M24
11
M31
31G
Existed
12
42G
Existed
Harness connector
ABS actuator and electric unit (control unit)
harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
E152
31G
E125
11
Existed
42G
15
Existed
LAN-82
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
MAIN LINE BETWEEN M&A AND 4WD CIRCUIT
MAIN LINE BETWEEN M&A AND 4WD CIRCUIT
Diagnosis Procedure
INFOID:0000000006179144
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 M31
-
Harness connector E152
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.
-
Combination meter
-
Harness connectors M31 and E152
2. Check the continuity between the combination meter harness connector and the harness connector.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair the main line between the combination meter and the harness connector M31.
3.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Disconnect the connector of transfer control unit.
2. Check the continuity between the harness connector and the transfer control unit harness connector.
Is the inspection result normal?
YES (Present error)>>Check the following items again.
• Decision of CAN system type.
• Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” included)].
• Not copied from on-board diagnosis.
• Procedure for detecting root cause.
YES (Past error)>>Error was detected in the main line between the combination meter and the transfer con-
trol unit.
NO
>> Repair the main line between the harness connector E152 and the transfer control unit.
Combination meter harness connector
Harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
M24
11
M31
31G
Existed
12
42G
Existed
Harness connector
Transfer control unit harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
E152
31G
E142
1
Existed
42G
2
Existed
LAN
MAIN LINE BETWEEN 4WD AND ABS CIRCUIT
LAN-83
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
MAIN LINE BETWEEN 4WD AND ABS CIRCUIT
Diagnosis Procedure
INFOID:0000000006179145
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
-
Transfer control unit
-
ABS actuator and electric unit (control unit)
4. Check the continuity between the transfer control unit harness connector and the ABS actuator and elec-
tric unit (control unit) harness connector.
Is the inspection result normal?
YES (Present error)>>Check the following items again.
• Decision of CAN system type.
• Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” included)].
• Not copied from on-board diagnosis.
• Procedure for detecting root cause.
YES (Past error)>>Error was detected in the main line between the transfer control unit and the ABS actuator
and electric unit (control unit).
NO
>> Repair the main line between the transfer control unit and the ABS actuator and electric unit (con-
trol unit).
Transfer control unit harness connector
ABS actuator and electric unit (control unit)
harness connector
Continuity
Connector No.
Terminal No.
Connector No.
Terminal No.
E142
1
E125
11
Existed
2
15
Existed
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