Nissan Maxima. Instruction — part 816
LAN-76
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 2)]
BCM BRANCH LINE CIRCUIT
BCM BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000009990310
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-79, "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.
M19
79
78
Approx. 54 – 66
LAN
DLC BRANCH LINE CIRCUIT
LAN-77
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 2)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
DLC BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000009990311
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.
M22
6
14
Approx. 54 – 66
LAN-78
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 2)]
M&A BRANCH LINE CIRCUIT
M&A BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000009990312
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 combination meter 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 combination meter.
2. Check the resistance between the combination meter harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the combination meter branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the combination meter. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the combination meter. Refer to
MWI-122, "Removal and Installation"
YES (Past error)>>Error was detected in the combination meter branch line.
NO
>> Repair the power supply and the ground circuit.
Combination meter harness connector
Resistance (
Ω)
Connector No.
Terminal No.
M24
21
22
Approx. 54 – 66
LAN
AV BRANCH LINE CIRCUIT
LAN-79
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 2)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
AV BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000009990313
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 BOSE audio system - without navigation system
-
Models with BOSE audio system - with navigation system
-
Models with MID audio system
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.
• Models without BOSE audio with color display:
AV-231, "AV CONTROL UNIT : Diagnosis Procedure"
• Models with BOSE audio with color display:
AV-388, "AV CONTROL UNIT : Diagnosis Procedure"
• Models with BOSE audio with color display with navigation system:
AV-571, "AV CONTROL UNIT : Diagno-
Is the inspection result normal?
YES (Present error)>>Replace the AV control unit. Refer to the following.
• Models without BOSE audio with color display:
AV-311, "Removal and Installation"
• Models with BOSE audio with color display:
AV-481, "Removal and Installation"
• Models with BOSE audio with color display with navigation system:
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.
M156
86
87
Approx. 54 – 66
AV control unit harness connector
Resistance (
Ω)
Connector No.
Terminal No.
M163
62
46
Approx. 54 – 66
AV control unit harness connector
Resistance (
Ω)
Connector No.
Terminal No.
M119
86
87
Approx. 54 – 66
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