Infiniti FX35, FX50 (S51). Manual — part 1333
LAN-274
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 8)]
TPMS BRANCH LINE CIRCUIT
TPMS BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000005577165
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 low tire pressure warning 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 low tire pressure warning control unit.
2.
Check the resistance between the low tire pressure warning control unit harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the low tire pressure warning control unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the low tire pressure warning control unit. Refer to
.
Is the inspection result normal?
YES (Present error)>>Replace the low tire pressure warning control unit. Refer to
.
YES (Past error)>>Error was detected in the low tire pressure warning control unit branch line.
NO
>> Repair the power supply and the ground circuit.
Low tire pressure warning control unit harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
M96
2
1
Approx. 54 – 66
LAN
ADP BRANCH LINE CIRCUIT
LAN-275
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 8)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
ADP BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000005577166
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 B460
-
Harness connector B11
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
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.
B451
3
19
Approx. 54 – 66
LAN-276
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 8)]
E-SUS BRANCH LINE CIRCUIT
E-SUS BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000005577167
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 E-SUS 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 E-SUS control unit.
2.
Check the resistance between the E-SUS control unit harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the E-SUS control unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the E-SUS control unit. Refer to
.
Is the inspection result normal?
YES (Present error)>>Replace the E-SUS control unit. Refer to
YES (Past error)>>Error was detected in the E-SUS control unit branch line.
NO
>> Repair the power supply and the ground circuit.
E-SUS control unit harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
B38
32
29
Approx. 54 – 66
LAN
RAS BRANCH LINE CIRCUIT
LAN-277
< DTC/CIRCUIT DIAGNOSIS >
[CAN SYSTEM (TYPE 8)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
RAS BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000005577168
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 RAS 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 RAS control unit.
2.
Check the resistance between the RAS control unit harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the RAS control unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the RAS control unit. Refer to
.
Is the inspection result normal?
YES (Present error)>>Replace the RAS control unit. Refer to
STC-109, "Removal and Installation"
YES (Past error)>>Error was detected in the RAS control unit branch line.
NO
>> Repair the power supply and the ground circuit.
RAS control unit harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
B37
1
8
Approx. 54 – 66
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