Infiniti EX35. Manual — part 1304
![](/vehicles/zatt/rylld/azoru/coun.png)
SEC-112
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis Procedure
INFOID:0000000003586633
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 or replace harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> INSPECTION END
NO
>> Repair or replace harness or connector.
IPDM E/R
IPDM E/R : Diagnosis Procedure
INFOID:0000000003586634
1.
CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible links are not blown.
Is the fuse fusing?
Signal name
Fuse and fusible link No.
Battery power supply
K
10
(+)
(
−
)
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M118
1
Ground
Battery voltage
M119
11
M123
116
BCM
Ground
Continuity
Connector
Terminal
M119
13
Existed
Signal name
Fuses and fusible link No.
Battery power supply
48
50
51
![](/vehicles/zatt/rylld/azoru/rfresk.png)
POWER SUPPLY AND GROUND CIRCUIT
SEC-113
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
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.
(+)
(
−
)
Voltage
(Approx.)
IPDM E/R
Connector
Terminal
E4
1
Ground
Battery voltage
IPDM E/R
Ground
Continuity
Connector
Terminal
E5
12
Existed
E6
41
![](/vehicles/zatt/rylld/azoru/xxal.png)
SEC-114
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
HOOD SWITCH
HOOD SWITCH
Description
INFOID:0000000003674378
Hood switch is built into hood lock (RH) and connected to IPDM E/R which detects the open/close condition of
hood.
Component Function Check
INFOID:0000000003674379
1.
CHECK FUNCTION
1.
Select “HOOD SW” in “Data Monitor” mode with CONSULT-III.
2.
Check the hood switch signal under the following condition.
Is the indication normal?
YES
>> Hood switch is OK.
NO
>> Go to
SEC-114, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000003674380
1.
CHECK HOOD SWITCH SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 2.
2.
CHECK HOOD SWITCH CIRCUIT
1.
Disconnect IPDM E/R connector E9 and hood switch connector.
2.
Check continuity between IPDM E/R harness connector and hood switch harness connector.
3.
Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK IPDM E/R OUTPUT
1.
Connect IPDM E/R connector.
2.
Check voltage between IPDM E/R harness connector and ground.
Test item
Condition
Status
HOOD SW
Hood
Open
ON
Close
OFF
(+)
(–)
Condition
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E9
104
Ground
Hood
Open
0
Close
Battery voltage
IPDM E/R
Hood switch
Continuity
Connector
Terminal
Connector
Terminal
E9
104
E30
2
Existed
IPDM E/R
Ground
Continuity
Connector
Terminal
E9
104
Not existed
![](/vehicles/zatt/rylld/azoru/wher.png)
HOOD SWITCH
SEC-115
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace IPDM E/R. Refer to
PCS-34, "Removal and Installation"
.
4.
CHECK HOOD SWITCH
SEC-115, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace hood switch.
5.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000003674381
1.
CHECK HOOD SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect hood switch connector.
3.
Check continuity between hood switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace hood lock (RH).
(+)
(–)
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E9
104
Ground
Battery voltage
Hood switch
Condition
Continuity
Terminal
1
2
Hood switch
Press
Not existed
Release
Existed
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