Infiniti EX35. Manual — part 1030
LAN
AV BRANCH LINE CIRCUIT
LAN-179
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 7)]
C
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AV BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515714
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 AV control unit 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 AV control unit.
2.
Check the resistance between the AV control unit harness connector terminals.
-
Models with NAVI
-
Models without NAVI
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the AV control unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AV control unit. Refer to the following.
• Base audio without navigation:
AV-51, "AV CONTROL UNIT : Diagnosis Procedure"
• BOSE audio without navigation:
AV-218, "AV CONTROL UNIT : Diagnosis Procedure"
• BOSE audio with navigation:
AV-544, "AV CONTROL UNIT : Diagnosis Procedure"
Is the inspection result normal?
YES (Present error)>>Replace the AV control unit. Refer to the following.
• Base audio without navigation:
AV-156, "Removal and Installation"
• BOSE audio without navigation:
AV-412, "Removal and Installation"
• BOSE audio with navigation:
AV-903, "Removal and Installation"
YES (Past error)>>Error was detected in the AV control unit branch line.
NO
>> Repair the power supply and the ground circuit.
AV control unit harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
M87
52
53
Approx. 54 – 66
AV control unit harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
M85
86
87
Approx. 54 – 66
LAN-180
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 7)]
4WD BRANCH LINE CIRCUIT
4WD BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515716
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).
-
AWD control unit
-
Harness connector F103
-
Harness connector M116
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 AWD control unit.
2.
Check the resistance between the AWD control unit harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the AWD control unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the AWD control unit. Refer to
.
Is the inspection result normal?
YES (Present error)>>Replace the AWD control unit. Refer to
DLN-44, "Removal and Installation"
YES (Past error)>>Error was detected in the AWD control unit branch line.
NO
>> Repair the power supply and the ground circuit.
AWD control unit harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
F108
8
16
Approx. 54 – 66
LAN
BCM BRANCH LINE CIRCUIT
LAN-181
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 7)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
BCM BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515717
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 BCM 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 BCM.
2.
Check the resistance between the BCM harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the BCM branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the BCM. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the BCM. Refer to
BCS-84, "Removal and Installation"
.
YES (Past error)>>Error was detected in the BCM branch line.
NO
>> Repair the power supply and the ground circuit.
BCM harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
M122
91
90
Approx. 54 – 66
LAN-182
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 7)]
DLC BRANCH LINE CIRCUIT
DLC BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515718
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 data link connector for damage, bend and loose connection
(connector side and harness side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.
Is the measurement value within the specification?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the data link connector branch line circuit.
NO
>> Repair the data link connector branch line.
Data link connector
Resistance (
Ω
)
Connector No.
Terminal No.
M24
6
14
Approx. 54 – 66
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