Infiniti G35 (V35) Sedan. Manual — part 354
UNLOCK SENSOR
DLK-77
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
UNLOCK SENSOR
Description
INFOID:0000000000961157
Detects door lock condition of driver door.
Component Function Check
INFOID:0000000000961158
1.
CHECK FUNCTION
With CONSULT-III
Check unlock sensor (“DOOR STAT SW”) in “Data Monitor” mode.
Is the inspection result normal?
YES
>> Unlock sensor is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000000961159
1.
CHECK UNLOCK SENSOR POWER SUPPLY
Check signal between BCM connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 2.
2.
CHECK UNLOCK SENSOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM and front door lock assembly (driver side) connector.
3.
Check continuity between BCM connector and front door lock assembly (driver side) connector.
4.
Check continuity between BCM connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
Monitor item
Condition
DOOR STAT SW
Front door lock (driver side) LOCK: OFF
Front door lock (driver side) UNLOCK: ON
Terminals
Front door lock
(driver side)
condition
Voltage (V)
(Approx.)
(+)
(–)
BCM connector
Terminal
M123
119
Ground
Locked
Unlocked
0
JPMIA0011GB
BCM connector
Terminal
Front door lock assembly (driver
side) connector
Terminal
Continuity
M123
119
D15
3
Existed
BCM connector
Terminal
Ground
Continuity
M123
119
Not existed
DLK-78
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
UNLOCK SENSOR
NO
>> Repair or replace harness between BCM and front door lock assembly (driver side).
3.
CHECK UNLOCK SENSOR GROUND CIRCUIT
Check continuity between front door lock assembly (driver side) connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK BCM OUTPUT SIGNAL
1.
Connect BCM harness connector.
2.
Check signal between BCM connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace BCM.
BCS-79, "Removal and Installation"
5.
CHECK UNLOCK SENSOR
DLK-78, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace front door lock assembly (driver side). Refer to
6.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> INSPECTION END.
Component Inspection
INFOID:0000000000961160
1.
CHECK UNLOCK SENSOR
Check unlock sensor.
Is the inspection result normal?
YES
>> INSPECTION END.
Front door lock
assembly (driver side) connector
Terminal
Ground
Continuity
D15
4
Existed
Terminals
Voltage (V)
(Approx.)
(+)
(–)
BCM connector
Terminal
M123
119
Ground
JPMIA0011GB
Terminal
Front door lock assembly (driver side) condition
Continuity
Front door lock assembly (driver side)
3
4
Unlock
Existed
Lock
Not existed
UNLOCK SENSOR
DLK-79
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
NO
>> Replace front lock assembly (driver side). Refer to
DLK-207, "FRONT DOOR LOCK : Removal
.
DLK-80
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
TRUNK LID OPENER SWITCH
TRUNK LID OPENER SWITCH
Description
INFOID:0000000000961161
Transmits trunk lid open signal to BCM.
Component Function Check
INFOID:0000000000961162
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.
• When trunk lid opener switch is turned to “ON”.
Is the inspection result normal?
YES
>> Trunk lid opener switch is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000000961163
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 connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 5.
2.
CHECK TRUNK LID OPENER SWITCH CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between BCM connector and trunk lid opener switch 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
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