Nissan Qashqai (2007-2010). Manual — part 1011
INSIDE KEY ANTENNA
DLK-123
< COMPONENT DIAGNOSIS >
[WITH I-KEY, WITHOUT SUPER LOCK]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-39, "Intermittent Incident"
.
NO
>> GO TO 2.
2.
CHECK INSIDE KEY ANTENNA CIRCUIT
1.
Disconnect Intelligent Key unit connector and inside key antenna connector.
2.
Check continuity between Intelligent Key unit connector and inside key antenna connector.
3.
Check continuity between Intelligent Key unit connector and ground.
Terminal
Condition
Signal
(Reference value)
(+)
(–)
Intelligent Key unit
connector
Terminal
M40
Rear seat
(+)
13
Ground
• All doors are
closed
• Ignition knob
switch is pressed
When Intelligent Key
is in the antenna de-
tection area.
When Intelligent Key
is not in the antenna
detection area.
Rear seat
(-)
14
When Intelligent Key
is in the antenna de-
tection area.
When Intelligent Key
is not in the antenna
detection area.
JMKIA0393ZZ
JMKIA0391ZZ
JMKIA0392ZZ
JMKIA0390ZZ
Intelligent Key unit
connector
Terminal
Inside key antenna
connector
Terminal
Continuity
M40
13
B45 (rear seat)
1
Exists
14
2
DLK-124
< COMPONENT DIAGNOSIS >
[WITH I-KEY, WITHOUT SUPER LOCK]
INSIDE KEY ANTENNA
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness between Intelligent Key unit and inside key antenna.
3.
CHECK INSIDE KEY ANTENNA INPUT SIGNAL 2
1.
Replace inside key antenna. (New antenna or other antenna)
2.
Connect Intelligent Key unit connector and inside key antenna connector.
3.
Check signal between Intelligent Key connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> Replace inside key antenna. Refer to
DLK-274, "REAR : Exploded View"
(rear seat).
NO
>> Check intermittent incident. Refer to
GI-39, "Intermittent Incident"
.
Intelligent Key unit
connector
Terminal
Ground
Continuity
M40
13
Does not exist
14
Terminal
Condition
Signal
(Reference value)
(+)
(–)
Intelligent Key unit
connector
Terminal
M40
Rear seat
(+)
13
Ground
• All doors are
closed
• Ignition knob
switch is pressed
When Intelligent Key is
in the antenna detec-
tion area.
When Intelligent Key is
not in the antenna de-
tection area.
Rear seat
(-)
14
When Intelligent Key is
in the antenna detec-
tion area.
When Intelligent Key is
not in the antenna de-
tection area.
JMKIA0393ZZ
JMKIA0391ZZ
JMKIA0392ZZ
JMKIA0390ZZ
ANTI-HIJACK RELAY
DLK-125
< COMPONENT DIAGNOSIS >
[WITH I-KEY, WITHOUT SUPER LOCK]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
ANTI-HIJACK RELAY
PASSENGER SIDE
PASSENGER SIDE : Description
INFOID:0000000001034191
Receives anti-hijack signal from Intelligent Key unit.
PASSENGER SIDE : Component Function Check
INFOID:0000000001034192
1.
CHECK FUNCTION
1.
All doors are locked using Intelligent Key or door request switch. (Super lock system condition: Set)
2.
Press door request switch (passenger side), only passenger side door is UNLOCK.
Is the inspection result normal?
YES
>> Anti-hijack relay is OK.
NO
>> Refer to
DLK-125, "PASSENGER SIDE : Diagnosis Procedure"
PASSENGER SIDE : Diagnosis Procedure
INFOID:0000000001034193
1.
CHECK INTELLIGENT KEY UNIT INPUT SIGNAL 1
1.
Check voltage between Intelligent Key unit connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Check condition of harness and connector. If OK, repair or replace harness.
2.
CHECK INTELLIGENT KEY UNIT INPUT SIGNAL 2
1.
Check voltage between Intelligent Key unit connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
CHECK INTELLIGENT KEY UNIT GROUND CIRCUIT
Check continuity between Intelligent Key unit connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(–)
Intelligent Key unit
connector
Terminal
M40
11
Ground
Ignition switch OFF
Battery voltage
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(–)
Intelligent Key unit
connector
Terminal
M40
40
Ground
Press front door
request switch
(passenger side)
Anti-hijack operation
Battery voltage
→
0
→
Battery
voltage
Other than above
Battery voltage
Intelligent Key unit
connector
Terminal
Ground
Continuity
M40
12
Exists
DLK-126
< COMPONENT DIAGNOSIS >
[WITH I-KEY, WITHOUT SUPER LOCK]
ANTI-HIJACK RELAY
4.
CHECK PASSENGER SIDE ANTI-HIJACK RELAY GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect passenger side anti-hijack relay connector and Intelligent Key unit connector.
3.
Check voltage between passenger side anti-hijack relay connector and ground.
4.
Check continuity between passenger side anti-hijack relay connector and Intelligent Key unit connector.
5.
Check continuity between passenger side anti-hijack relay connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Check condition of harness and connector. If OK, repair or replace harness.
5.
CHECK ANTI-HIJACK RELAY
Check anti-hijack relay.
Refer to
DLK-126, "PASSENGER SIDE : Component Inspection"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-39, "Intermittent Incident"
.
NO
>> Replace anti-hijack relay. Refer to
DLK-25, "DOOR LOCK AND UNLOCK SWITCH :
.
PASSENGER SIDE : Component Inspection
INFOID:0000000001034194
1.
CHECK ANTI-HIJACK RELAY
1.
Turn ignition switch OFF.
2.
Disconnect passenger side anti-hijack relay harness connector.
3.
Check continuity passenger side anti-hijack relay terminals 3 and 4.
Is the inspection result normal?
YES
>> Passenger side anti-hijack relay is OK.
NO
>> Replace passenger side anti-hijack relay. Refer to
SWITCH : Component Parts Location"
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(–)
Passenger side anti-hijack relay
connector
Terminal
M90
2
Ground
Ignition switch OFF
Battery voltage
Passenger side anti-hijack relay
connector
Terminal
Intelligent Key unit
connector
Terminal
Continuity
M90
1
M40
40
Exists
Passenger side anti-hijack relay connector
Terminal
Ground
Continuity
M90
1
Does not exist
Passenger side anti-hijack
relay connector
Terminal Condition
Continuity
M90
3
4
Battery voltage direct current
supply between terminals 1 and 2
Does not exist
Other than above
Exists
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