Nissan GT-R. Instruction — part 284
SEC-18
< DTC/CIRCUIT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
HOOD SWITCH
HOOD SWITCH
Description
INFOID:0000000009163753
Hood switch is built into hood lock (RH) and connected to IPDM E/R which detects the open/close condition of
hood.
Diagnosis Procedure
INFOID:0000000009163755
1.
CHECK HOOD SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector E9 and hood switch connector.
3.
Check continuity between IPDM E/R harness connector and hood switch harness connector.
4.
Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
2.
CHECK IPDM E/R OUTPUT
1.
Connect IPDM E/R connector.
2.
Check voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace IPDM E/R. Refer to
PCS-17, "Removal and Installation"
3.
CHECK HOOD SWITCH
SEC-18, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace hood switch.
4.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000009163756
1.
CHECK HOOD SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect hood switch connector.
3.
Check continuity between hood switch terminals.
IPDM E/R
Hood switch
Continuity
Connector
Terminal
Connector
Terminal
E9
104
E83
2
Existed
IPDM E/R
Ground
Continuity
Connector
Terminal
E9
104
Not existed
(+)
(–)
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E9
104
Ground
Battery voltage
HOOD SWITCH
SEC-19
< DTC/CIRCUIT 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
>> INSPECTION END
NO
>> Replace hood switch. (Built is hood lock RH.)
Hood switch
Condition
Continuity
Terminal
1
2
Hood switch
Press
Not existed
Release
Existed
SEC-20
< DTC/CIRCUIT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
HEADLAMP
HEADLAMP
Description
INFOID:0000000009205231
Headlamp lighting when vehicle security system is alarm phase.
Component Function Check
INFOID:0000000009205232
1.
CHECK HEADLAMP OPERATION
Check if headlamp operate by lighting switch.
Does headlamp come on when turning switch “ON”?
YES
>> Headlamp circuit is OK.
NO
>> Go to
.
Diagnosis Procedure
INFOID:0000000009205233
1.
CHECK HEADLAMP OPERATION
SEC-20, "Component Function Check"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> repair or replace the malfunctioning parts.
2.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
>> INSPECTION END
SECURITY INDICATOR LAMP
SEC-21
< DTC/CIRCUIT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
SECURITY INDICATOR LAMP
Description
INFOID:0000000009163760
NVIS (Nissan Vehicle Immobilizer System-NATS) and vehicle security system conditions are indicated by blink
or illumination of security indicator lamp.
Diagnosis Procedure
INFOID:0000000009163762
1.
CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect security indicator lamp connector.
3.
Check voltage between security indicator lamp harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>>
Check the following.
• 10 A fuse [No. 6, located in the fuse block (J/B)]
• Harness for open or short between security indicator lamp and fuse.
2.
CHECK SECURITY INDICATOR LAMP CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between security indicator lamp harness connector and BCM harness connector.
3.
Check continuity between security indicator lamp harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK SECURITY INDICATOR LAMP
SEC-21, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-20, "Removal and Installation"
NO
>> Replace security indicator lamp. Refer to
SEC-39, "Removal and Installation"
Component Inspection
INFOID:0000000009163763
1.
CHECK SECURITY INDICATOR LAMP
1.
Disconnect security indicator lamp connector.
2.
Check continuity between security indicator lamp terminals.
(+)
(–)
Voltage (V)
(Approx.)
Security indicator lamp
Connector
Terminal
M29
1
Ground
Battery voltage
Security indicator lamp
BCM
Continuity
Connector
Terminal
Connector
Terminal
M29
2
M123
141
Existed
Security indicator lamp
Ground
Continuity
Connector
Terminal
M29
2
Not existed
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