Infiniti G35 (V35) Sedan. Manual — part 18
ADP-66
< COMPONENT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis Procedure
INFOID:0000000000960646
1.
CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.
Is the fuse fusing?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connectors.
3.
Check voltage between BCM harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
BCM : Special Repair Requirement
INFOID:0000000000960647
1.
REQUIRED WORK WHEN REPLACING BCM
Initialize IVIS by CONSULT-III. For the details of initialization refer to CONSULT-III operation manual NATS-
IVIS/NVIS.
>> Work end.
DRIVER SEAT CONTROL UNIT
DRIVER SEAT CONTROL UNIT : Diagnosis Procedure
INFOID:0000000000960648
Terminal No.
Signal name
Fuse and fusible link No.
1
Battery power supply
K
11
10
Terminals
Voltage
(Approx.)
(+)
(
−
)
BCM
Ground
Connector
Terminal
M118
1
Battery voltage
M119
11
BCM
Ground
Continuity
Connector
Terminal
M119
13
Existed
POWER SUPPLY AND GROUND CIRCUIT
ADP-67
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
NOTE:
Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is con-
firmed with CONSULT-III.
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Check voltage between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>>
Check the following.
• Repair or replace harness between driver seat control unit and fuse block (J/B).
• Circuit breaker.
2.
CHECK GROUND CIRCUIT
Check continuity between the driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> Driver seat control unit power supply and ground circuit are OK.
NO
>> Repair or replace harness between driver seat control unit and ground.
DRIVER SEAT CONTROL UNIT : Special Repair Requirement
INFOID:0000000000960649
1.
PERFORM ADDITIONAL SERVICE
Perform additional service when removing battery negative terminal.
>> Refer to
ADP-8, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
.
AUTOMATIC DRIVE POSITIONER CONTROL UNIT
AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Diagnosis Procedure
INFOID:0000000000960650
NOTE:
Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is con-
firmed with CONSULT-III.
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Check voltage between automatic drive positioner control unit harness connector and ground.
Terminals
Voltage (V)
(Approx.)
(+)
(–)
Driver seat control unit connector
Terminal
B452
33
Ground
Battery voltage
40
Driver seat control unit
connector
Terminal
Ground
Continuity
B451
32
Existed
B452
48
ADP-68
< COMPONENT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness between automatic drive positioner control unit and fuse block (J/B).
2.
CHECK GROUND CIRCUIT
Check continuity between the automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES
>> Automatic drive positioner control unit power supply and ground circuit are OK.
NO
>> Repair or replace harness between automatic drive positioner control unit and ground.
AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Special Repair Requirement
INFOID:0000000000960651
1.
PERFORM ADDITIONAL SERVICE
Perform additional service when removing battery negative terminal.
>> Refer to
ADP-8, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
.
SIDE SUPPORT UNIT
SIDE SUPPORT UNIT : Diagnosis Procedure
INFOID:0000000000960652
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect side support unit connector.
3.
Check voltage between side support unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>>
Check the following.
• Repair or replace harness between fusible link and side support unit.
• Circuit breaker.
2.
CHECK GROUND CIRCUIT
Check continuity between side suppot unit harness connector and ground.
Terminals
Voltage (V)
(Approx.)
(+)
(–)
Automatic drive positioner control
unit connector
Terminal
M52
34
Ground
Battery voltage
39
Automatic drive positioner control
unit connector
Terminal
Ground
Continuity
M52
40
Existed
48
Terminals
Voltage (V)
(Approx.)
(+)
(–)
Side support unit connector
Terminal
B420
1
Ground
Battery voltage
Side support unit connector
Terminal
Ground
Continuity
B420
2
Existed
POWER SUPPLY AND GROUND CIRCUIT
ADP-69
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Perform diagnosis procedure. Refer to
ADP-68, "SIDE SUPPORT UNIT : Diagnosis Procedure"
NO
>> Repair or replace harness between side suppot unit and ground.
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