Nissan Pathfinder (2008 year). Manual — part 169
BACK DOOR RELEASE SWITCH
DLK-253
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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BACK DOOR RELEASE SWITCH
Diagnosis Procedure
INFOID:0000000001728552
1.
CHECK BACK DOOR RELEASE SWITCH
With CONSULT-II
Check back door release switch (“BD/TR REQ SW”) in “DATA MONITOR” mode.
Without CONSULT-II
1.
Turn ignition switch OFF.
2.
Check voltage between Intelligent Key Unit connector M164 ter-
minal 24 and ground.
OK or NG
OK
>> GO TO 6.
NG
>> GO TO 2.
2.
CHECK BACK DOOR RELEASE SWITCH OPERATION
1.
Turn ignition switch OFF.
2.
Disconnect back door release switch connector.
3.
Check continuity between back door release switch terminals 1
and 2.
OK or NG
OK
>> GO TO 3.
NG
>> Replace back door release switch.
3.
CHECK BACK DOOR RELEASE SWITCH GROUND CIRCUIT
Check continuity between back door release switch harness connector D510 terminal 2 and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace back door release switch ground cir-
cuit.
Monitor item
Condition
BD/TR REQ SW
Back door release switch is pressed: ON
Back door release switch is released: OFF
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
M164
24
Ground
Back door release switch
is pressed
0
Back door release switch
is released
5
ALKIA1240ZZ
Component
Terminals
Condition
Continuity
back door
release
switch
1
2
Back door release switch is pressed
Yes
Back door release switch is released
No
WIIA1186E
2 - Ground
: Continuity should exist.
WIIA1187E
DLK-254
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
BACK DOOR RELEASE SWITCH
4.
CHECK BACK DOOR RELEASE SWITCH CIRCUIT
1.
Disconnect Intelligent Key unit connector.
2.
Check continuity between Intelligent Key Unit harness connector M164 terminals 24 and back door
release switch harness connector D510 terminal 1.
3.
Check continuity between Intelligent Key Unit harness connec-
tor M164 terminal 24 and ground.
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace harness between Intelligent Key Unit
and back door release switch.
5.
CHECK BACK DOOR RELEASE SWITCH SIGNAL
1.
Connect Intelligent Key Unit connector.
2.
Check voltage between back door release switch harness connector D510 terminal 1 and ground.
OK or NG
OK
>> Check condition of harness and connector.
NG
>> Replace Intelligent Key Unit. Refer to
.
6.
CHECK INTELLIGENT KEY UNIT OUTPUT
Check voltage between back door control unit connector D509 termi-
nal 6 and ground.
OK or NG
OK
>> back door release switch is OK.
NG
>> GO TO 7.
7.
CHECK BACK DOOR CONTROL UNIT
1.
Disconnect Intelligent Key unit and back door control unit connectors.
2.
Check continuity between Intelligent Key Unit harness connector M164 terminal 23 and back door control
unit connector D509 terminal 6.
24 - 1
: Continuity should exist.
24 - Ground
: Continuity should not exist.
ALKIA1241ZZ
1 - Ground
: Approx. 5v
WIIA1189E
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
D509
6
Ground
Back door release switch
is pressed
0
Back door release switch
is released
Battery voltage
ALKIA1242ZZ
BACK DOOR RELEASE SWITCH
DLK-255
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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3.
Check continuity between Intelligent Key Unit harness connec-
tor M164 terminal 23 and ground.
OK or NG
OK
>> Replace back door control unit.
NG
>> Repair or replace harness between Intelligent Key Unit
and back door control unit.
23 - 6
: Continuity should exist.
23 - Ground
: Continuity should not exist.
ALKIA1243ZZ
DLK-256
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
BACK DOOR CINCHING LATCH UNIT MOTOR
BACK DOOR CINCHING LATCH UNIT MOTOR
Diagnosis Procedure
INFOID:0000000001728553
1.
CINCH LATCH MOTOR CIRCUIT INSPECTION
1.
Turn ignition switch OFF.
2.
Disconnect back door control unit and back door cinching latch unit connectors.
3.
Check continuity between back door control unit connector (A)
D509 terminals 2, 3 and back door cinching latch unit connector
D502 (B) terminals 1, 2.
4.
Check continuity between back door control unit connector (A)
D509 terminals 2, 3 and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the harness between the back door control unit and the back door cinching latch unit.
2.
CINCH LATCH MOTOR OPERATION INSPECTION
Connect battery power to terminals 1 and 2 on the back door cinch-
ing latch unit and check motor operation.
Is the inspection result normal?
YES
>> Motor is OK.
NO
>> Replace the back door cinching latch unit.
2 - 1
: Continuity should exist.
3 - 2
: Continuity should exist.
2 - Ground
: Continuity should not exist.
3 - Ground
: Continuity should not exist.
ALKIA1244ZZ
1 (+) - 2 (-)
: It operates.
1 (-) - 2 (+)
: It operates. (Reverse rotation)
LIIA0838E
HOMELINK UNIVERSAL TRANSCEIVER
DLK-257
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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HOMELINK UNIVERSAL TRANSCEIVER
Description
INFOID:0000000001728554
Homelink universal transceiver can store and transmit a maximum of 3 radio signals.
Allows operation of garage doors, gates, home and office lighting, entry door locks and security system, etc.
Homelink universal transceiver power supply uses vehicle battery, which enables it to maintain every program
in case battery is discharged or removed.
Component Function Check
INFOID:0000000001728555
1.
CHECK FUNCTION
Check that system receiver (garage door opener, etc.) operates with original hand-held transmitter.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Receiver or hand-held transmitter is malfunctioning.
2.
CHECK ILLUMINATION
1.
Turn ignition switch “OFF”.
2.
Press each of the transmitter buttons and watch for the red light
to illuminate with each button.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Refer to
DLK-257, "Diagnosis Procedure"
3.
CHECK TRANSMITTER
Check transmitter with Tool*.
*:For details, refer to Technical Service Bulletin.
Is the inspection result normal?
YES
>> Receiver or hand-held transmitter malfunction, not vehicle related.
NO
>> Replace auto anti-dazzling inside mirror (homelink universal transceiver).
Diagnosis Procedure
INFOID:0000000001728556
1.
CHECK POWER SUPPLY
1.
Disconnect auto anti-dazzling inside mirror (homelink universal transceiver) connector.
2.
Check voltage between auto anti-dazzling inside mirror
(homelink universal transceiver) harness connector and ground.
PIIA4815E
ALKIA0426ZZ
DLK-258
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
HOMELINK UNIVERSAL TRANSCEIVER
Is the inspection result normal?
YES
>> GO TO 2.
NO
>>
Check the following.
• 10A fuse [No. 19 located in the fuse block (J/B)]
• Harness for open or short between fuse and auto anti-dazzling inside mirror (homelink universal
transceiver).
2.
CHECK GROUND CIRCUIT
Check continuity between auto anti-dazzling inside mirror (homelink
universal transceiver) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness.
3.
CHECK INTERMITTENT INCIDENT
GI-51, "Intermittent Incident"
>> INSPECTION END.
Auto anti-dazzling inside mirror
(Homelink universal transceiver)
connector
Terminal Condition
Voltage (V)
(Approx.)
R7
10
Ground
Ignition switch position: LOCK
Battery voltage
ALKIA1245ZZ
Auto anti-dazzling inside mirror
(Homelink universal transceiver) connector
Terminal
Ground
Continuity
R7
3
Yes
HOMELINK UNIVERSAL TRANSCEIVER
DLK-259
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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Wiring Diagram
INFOID:0000000001563756
ALKWA0149GB
DLK-260
< COMPONENT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
HOMELINK UNIVERSAL TRANSCEIVER
ALKIA0998GB
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