Infiniti G37 Coupe. Manual — part 379
TRUNK LID OPENER SWITCH
DLK-77
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
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TRUNK LID OPENER SWITCH
Description
INFOID:0000000001683084
Transmits trunk lid open signal to BCM.
Component Function Check
INFOID:0000000001683085
1.
CHECK TRUNK LID OPENER CANCEL SWITCH
Check trunk lid opener cancel switch position.
Does trunk lid opener cancel switch turn ON (CANCEL)?
YES
>> Turn off trunk lid opener cancel switch.
NO
>> GO TO 2.
2.
CHECK FUNCTION
With CONSULT-III
Check trunk lid opener switch (“TR/BD OPEN SW”) in Data Monitor mode with CONSULT-III.
Is the inspection result normal?
YES
>> Trunk lid opener switch is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000001683086
1.
CHECK TRUNK LID OPEN INPUT SIGNAL
1.
Remove Intelligent Key from key slot.
2.
Turn ON trunk lid opener cancel switch.
3.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 2.
2.
CHECK TRUNK LID OPENER SWITCH CIRCUIT
1.
Disconnect BCM connector and trunk lid opener switch connector.
2.
Check continuity between BCM harness connector and trunk lid opener switch harness connector.
Monitor item
Condition
TR/BD OPEN SW
Trunk lid opener switch is pressed: ON
Trunk lid opener switch is released: OFF
Terminals
Condition of trunk lid opener switch
Voltage (V)
(Approx.)
(+)
(–)
BCM
connector
Terminal
M121
67
Ground
ON (press and hold)
0
OFF (release)
JPMIA0011GB
BCM connector
Terminal
Trunk lid opener switch connector
Terminal
Continuity
M121
67
M20
1
Existed
DLK-78
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
TRUNK LID OPENER SWITCH
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK TRUNK LID OPENER SWITCH GROUND CIRCUIT
Check continuity between trunk lid opener switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK TRUNK LID OPENER SWITCH
DLK-78, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace trunk lid opener switch. Refer to
DLK-245, "Removal and Installation"
5.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000001683087
1.
CHECK TRUNK LID OPENER SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect trunk lid opener switch connector.
3.
Check continuity between trunk lid opener switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace trunk lid opener switch. Refer to
DLK-245, "Removal and Installation"
BCM connector
Terminal
Ground
Continuity
M121
67
Not existed
Trunk lid opener switch connector
Terminal
Ground
Continuity
M20
2
Existed
Terminal
Condition
Continuity
Trunk lid opener switch
1
2
ON (press and hold)
Existed
OFF (release)
Not existed
TRUNK LID OPENER CANCEL SWITCH
DLK-79
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
TRUNK LID OPENER CANCEL SWITCH
Description
INFOID:0000000001683088
Cancels trunk lid open operation.
Component Function Check
INFOID:0000000001683089
1.
CHECK FUNCTION
With CONSULT-III
Check trunk lid opener cancel switch (“TR CANCEL SW”) in Data Monitor mode with CONSULT-III.
Is the inspection result normal?
YES
>> Trunk lid opener cancel switch is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000001683090
1.
CHECK TRUNK LID OPENER CANCEL SIGNAL
1.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 2.
2.
CHECK TRUNK LID OPENER CANCEL SWITCH CIRCUIT
1.
Disconnect BCM connector and trunk lid opener cancel switch connector.
2.
Check continuity between BCM harness connector and trunk lid opener cancel switch harness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
Monitor item
Condition
TR CANCEL SW
Trunk lid opener cancel switch is turned to “ON”: ON
Trunk lid opener cancel switch is turned to “OFF”: OFF
Terminals
Condition of trunk lid opener
cancel switch
Voltage (V)
(Approx.)
(+)
(–)
BCM
connector
Terminal
M123
129
Ground
ON (press and hold)
0
OFF (cancel)
JPMIA0012GB
BCM connector
Terminal
Trunk lid opener cancel switch connector
Terminal
Continuity
M123
129
M105
1
Existed
BCM connector
Terminal
Ground
Continuity
M123
129
Not existed
DLK-80
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
TRUNK LID OPENER CANCEL SWITCH
3.
CHECK TRUNK LID OPENER CANCEL SWITCH GROUND CIRCUIT
Check continuity between trunk lid opener switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK TRUNK LID OPENER CANCEL SWITCH
DLK-80, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace trunk lid opener cancel switch. Refer to
DLK-246, "Removal and Installation"
5.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000001683091
1.
CHECK TRUNK LID OPENER CANCEL SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect trunk lid opener cancel switch connector.
3.
Check continuity between trunk lid opener cancel switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace trunk lid opener cancel switch. Refer to
DLK-246, "Removal and Installation"
Trunk lid opener cancel switch
Terminal
Ground
Continuity
M105
2
Existed
Terminal
Condition
Continuity
Trunk lid opener cancel switch
1
2
ON Existed
OFF (cancel)
Not existed
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