Infiniti G35 (V35) Sedan. Manual — part 1003
PCS-66
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis Procedure
INFOID:0000000000964241
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:0000000000964242
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.
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) : Di-
agnosis Procedure
INFOID:0000000000964243
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
PCS
POWER SUPPLY AND GROUND CIRCUIT
PCS-67
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
1.
CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible links 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 IPDM E/R connector.
3.
Check voltage between IPDM E/R 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 IPDM E/R harness connectors and ground.
Does continuity exist?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Terminal No.
Signal name
Fuses and fusible link No.
1
Battery power supply
C
—
50
51
Terminals
Voltage
(Approx.)
(+)
(
−
)
IPDM E/R
Connector
Terminal
Ground
E4
1
Battery voltage
2
IPDM E/R
Ground
Continuity
Connector
Terminal
E5
12
Existed
E6
41
PCS-68
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
Description
INFOID:0000000000964244
The switch that changes the power supply position.
BCM maintains the power supply position status.
BCM changes the power supply position with the operation of the push-button ignition switch.
Component Function Check
INFOID:0000000000964245
1.
CHECK FUNCTION
With CONSULT-III
1.
Check push-button ignition switch (“LOCK INDICATOR”,“ACC INDICATOR” and “IGNITION ON IND”) in
Active Test Mode with CONSULT-III.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000000964246
1.
CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect push-button ignition switch harness connector.
3.
Check voltage between push-button ignition switch harness connector and ground.
Is the inspection normal?
YES
>> GO TO 2.
NO
>>
Check the following.
• 10A fuse [No.9, located in fuse block (J/B)]
• Harness for open or short between push-button ignition switch and fuse
2.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT
1.
Disconnect BCM harness connector and push button ignition switch harness connector.
2.
Check continuity between BCM harness connector and push-button ignition switch harness connector.
3.
Check continuity between BCM harness connector and ground.
Test item
Description
LOCK INDICATOR
ACC INDICATOR
IGNITION ON IND
ON
Position indicator
: Illuminate
OFF
: Not illuminate
Push-button ignition switch
Ground
Voltage [V]
Connector
Terminal
M50
8
Ground
Battery voltage
Indicator
BCM Connector
Terminal
Push-button ignition
switch connector
Terminal
Continuity
LOCK
M123
134
M50
5
Existed
ACC
M119
15
6
ON
M122
93
7
Indicator
BCM connector
Terminal
Ground
Continuity
LOCK
M123
134
Ground
Not existed
ACC
M119
15
ON
M122
93
PCS
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
PCS-69
< COMPONENT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
Is the inspection normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK PUSH-BUTTON IGNITION SWITCH
PCS-69, "Component Inspection"
.
Is the inspection normal?
YES
>> GO TO 4.
NO
>> Replace push-button ignition switch
4.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000000964247
1.
CHECK PUSH-BUTTON IGNITION SWITCH
Check push-button ignition switch.
Is the inspection result normal?
YES
>> .INSPECTION END
NO
>> Replace push-button ignition switch. Refer to
PCS-122, "Removal and Installation"
.
Terminal
Push-button ignition switch
position
Continuity
Push-button ignition switch
8
5
LOCK
Existed
6
ACC
7
ON
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