Nissan Titan A60. Instruction — part 697
LAN-84
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
ECM BRANCH LINE CIRCUIT
ECM BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000006179146
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 (unit side and con-
nector side).
-
ECM
-
Harness connector E5
-
Harness connector F14
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of ECM.
2. Check the resistance between the ECM harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the ECM branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ECM. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the ECM. Refer to
EC-118, "Procedure After Replacing ECM"
YES (Past error)>>Error was detected in the ECM branch line.
NO
>> Repair the power supply and the ground circuit.
ECM harness connector
Resistance (
Ω)
Connector No.
Terminal No.
E16
94
86
Approx. 108 – 132
LAN
TCM BRANCH LINE CIRCUIT
LAN-85
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
TCM BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000006179147
1.
CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the A/T assembly for damage, bend and loose connection (unit
side and connector side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of A/T assembly.
2. Check the resistance between the A/T assembly harness connector terminals.
-
Models with floor shift
-
Models with column shift
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the TCM branch line.
3.
CHECK HARNESS FOR OPEN CIRCUIT
1. Remove the control valve with TCM. Refer to
TM-197, "Control Valve with TCM"
.
2. Disconnect the connector of TCM.
3. Check the continuity between the A/T assembly connector and the TCM harness connector.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair the harness between the A/T assembly connector and the TCM harness connector.
4.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the TCM. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the control valve with TCM. Refer to
TM-197, "Control Valve with TCM"
.
YES (Past error)>>Error was detected in the TCM branch line.
NO
>> Repair the power supply and the ground circuit.
A/T assembly harness connector
Resistance (
Ω)
Connector No.
Terminal No.
F9
3
8
Approx. 54 – 66
A/T assembly harness connector
Resistance (
Ω)
Connector No.
Terminal No.
F17
3
8
Approx. 54 – 66
A/T assembly connector
TCM harness connector
Continuity
Terminal No.
Connector No.
Terminal No.
3
F502
1
Existed
8
2
Existed
LAN-86
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
DIFF BRANCH LINE CIRCUIT
DIFF BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000006179148
1.
CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the differential lock control unit for damage, bend and loose con-
nection (unit side and connector side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of differential lock control unit.
2. Check the resistance between the differential lock control unit harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the differential lock control unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the differential lock control unit. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the differential lock control unit. Refer to
DLN-253, "Removal and Installa-
.
YES (Past error)>>Error was detected in the differential lock control unit branch line.
NO
>> Repair the power supply and the ground circuit.
Differential lock control unit harness connector
Resistance (
Ω)
Connector No.
Terminal No.
B77
5
4
Approx. 54 – 66
LAN
ADP BRANCH LINE CIRCUIT
LAN-87
< DTC/CIRCUIT DIAGNOSIS >
[CAN]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
ADP BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000006179149
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 (unit side and con-
nector side).
-
Driver seat control unit
-
Harness connector B200
-
Harness connector B37
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of driver seat control unit.
2. Check the resistance between the driver seat control unit harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the driver seat control unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the driver seat control unit. Refer to
CONTROL UNIT : Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the driver seat control unit. Refer to
ADP-148, "Removal and Installation"
YES (Past error)>>Error was detected in the driver seat control unit branch line.
NO
>> Repair the power supply and the ground circuit.
Driver seat control unit harness connector
Resistance (
Ω)
Connector No.
Terminal No.
B202
3
19
Approx. 54 – 66
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