Nissan Pathfinder (2005 year). Instruction — part 93
POWER DOOR LOCK SYSTEM
BL-31
C
D
E
F
G
H
J
K
L
M
A
B
BL
2005 Pathfinder
Key Switch (Insert) Check
EIS003YA
1.
CHECK KEY SWITCH INPUT SIGNAL
With CONSULT-II
Check key switch "KEY ON SW" in DATA MONITOR mode with CONSULT–II. Refer to
.
●
When key is inserted to ignition key cylinder:
●
When key is removed from ignition key cylinder:
Without CONSULT-II
Check voltage between BCM connector M18 terminal 37 and
ground.
OK or NG
OK
>> System is OK.
NG
>> GO TO 2.
2.
CHECK KEY SWITCH (INSERT)
1.
Turn ignition switch OFF.
2.
Disconnect key switch connector.
3.
Check continuity between key switch terminals.
OK or NG
OK
>> Repair or replace harness or fuse.
NG
>> Replace key switch.
KEY ON SW
: ON
KEY ON SW
: OFF
LIIA0169E
Connec-
tor
Terminal (Wire color)
Condition
Voltage (V)
(+)
(–)
M18
37
Ground
Key is inserted.
Battery voltage
Key is removed.
0
LIIA0567E
Terminals
Condition
Continuity
1 – 2
Key is inserted.
Yes
Key is removed.
No
WIIA0559E
BL-32
POWER DOOR LOCK SYSTEM
2005 Pathfinder
Door Lock/Unlock Switch Check
EIS003YB
1.
CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL
With CONSULT-II
Check door lock/unlock switch ("CDL LOCK SW", "CDL UNLOCK SW") in DATA MONITOR mode in CON-
SULT–II. Refer to
.
●
When door lock/unlock switch is turned to LOCK:
●
When door lock/unlock switch is turned to UNLOCK:
Without CONSULT-II
Check voltage between BCM connector M19 terminals 45, 46 and ground.
OK or NG
OK
>> System is OK.
NG
>> GO TO 2.
2.
CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM.
3.
Check continuity between BCM connector M19 terminals 45, 46 and ground when door lock/unlock switch
is moved to LOCK or UNLOCK.
OK or NG
OK
>> Door lock/unlock switch circuit is OK.
NG
>> GO TO 3.
CDL LOCK SW
: ON
CDL UNLOCK SW
: ON
PIIA6538E
Connec-
tor
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(–)
M19
46
Ground
Door lock/unlock switch is
neutral.
Battery voltage
Door lock/unlock switch is
turned to UNLOCK.
0
45
Ground
Door lock/unlock switch is
neutral.
Battery voltage
Door lock/unlock switch is
turned to LOCK.
0
LIIA1351E
Connector
Terminal (Wire color)
Condition
Continuity
(+)
(–)
M19
45
Ground
Lock
Yes
Unlock
No
46
Ground
Lock
No
Unlock
Yes
WIIA0448E
POWER DOOR LOCK SYSTEM
BL-33
C
D
E
F
G
H
J
K
L
M
A
B
BL
2005 Pathfinder
3.
CHECK DOOR LOCK/UNLOCK SWITCH GROUND HARNESS
1.
Disconnect main power window and door lock/unlock switch or power window and door LOCK/UNLOCK
switch RH.
2.
Check continuity between main power window and door lock/
unlock switch connector D7 terminal 14 and ground.
3.
Check continuity between power window and door lock/unlock
switch RH connector D105 terminal 3 and ground
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness.
14 - Ground
: Continuity should exist.
WIIA0449E
3 - Ground
: Continuity should exist.
WIIA0450E
BL-34
POWER DOOR LOCK SYSTEM
2005 Pathfinder
4.
CHECK DOOR LOCK SWITCH CIRCUIT
1.
Check continuity between BCM connector M19 terminal 45 and main power window and door lock/unlock
switch connector D7 terminal 10 or power window and door lock/unlock switch RH connector D105 termi-
nal 1.
2.
Check continuity between BCM connector M19 terminal 46 and main power window and door lock/unlock
switch LH connector D7 terminal 11 or power window and door lock/unlock switch RH connector D105 ter-
minal 2.
OK or NG
OK
>> Replace main power window and door lock/unlock
switch or power window and door lock/unlock switch
RH.
NG
>> Repair or replace harness.
1 - 45
: Continuity should exist.
10 - 45
: Continuity should exist.
WIIA0451E
2 - 46
: Continuity should exist.
11 - 46
: Continuity should exist.
WIIA0452E
POWER DOOR LOCK SYSTEM
BL-35
C
D
E
F
G
H
J
K
L
M
A
B
BL
2005 Pathfinder
Front Door Lock Assembly LH (Actuator) Check
EIS003YC
1.
CHECK DOOR LOCK ACTUATOR SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between BCM connector M20 terminals 59, 65
and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Replace BCM. Refer to
BCS-19, "Removal and Installation of BCM"
.
2.
CHECK DOOR LOCK ACTUATOR HARNESS
1.
Disconnect BCM and front door lock assembly LH (actuator).
2.
Check continuity between BCM connector M20 terminals 59, 65
and front door lock assembly LH (actuator) connector D14 termi-
nals 1, 2.
3.
Check continuity between BCM connector M20 terminals 59, 65
and ground.
OK or NG
OK
>> Replace front door lock assembly LH (actuator). Refer to
BL-94, "Removal and Installation"
.
NG
>> Repair or replace harness.
Connector
Terminals
(Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
M20
59
Ground
Driver door lock/unlock
switch is turned to
UNLOCK
0
→
Battery voltage
65
Driver door lock/unlock
switch is turned to LOCK
0
→
Battery voltage
LIIA1046E
Connector
Terminals
(Wire color)
Connector
Terminals
(wire color)
Continuity
M20
59
D14
2
Yes
65
1
Yes
Connector
Terminals (Wire color)
Continuity
M20
59
Ground
No
65
No
WIIA0453E
BL-36
POWER DOOR LOCK SYSTEM
2005 Pathfinder
Front Door Lock Actuator RH Check
EIS003YD
1.
CHECK FRONT DOOR LOCK ACTUATOR RH SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between BCM connector M20 terminals 65, 66
and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Replace BCM. Refer to
BCS-19, "Removal and Installation of BCM"
.
2.
CHECK DOOR LOCK ACTUATOR HARNESS
1.
Disconnect BCM and front door lock actuator RH.
2.
Check continuity between BCM connector M20 terminals 65, 66
and front door lock actuator RH D114 terminals 1, 2.
3.
Check continuity between BCM connector M19 terminals 65, 66
and ground.
OK or NG
OK
>> Replace front door lock actuator RH. Refer to
BL-94, "Removal and Installation"
.
NG
>> Repair or replace harness.
Connector
Terminals
(Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
M20
65
Ground
Door lock/unlock switch is
turned to LOCK
0
→
Battery voltage
66
Door lock/unlock switch is
turned to UNLOCK
0
→
Battery voltage
LIIA1048E
Terminal
Continuity
65
2
Yes
66
1
Yes
Terminals (Wire color)
Continuity
65
Ground
No
66
No
WIIA0454E
POWER DOOR LOCK SYSTEM
BL-37
C
D
E
F
G
H
J
K
L
M
A
B
BL
2005 Pathfinder
Back Door Lock Actuator and Rear Door Lock Actuator RH/LH Check
EIS003YE
1.
CHECK DOOR LOCK ACTUATOR SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between BCM connector M20 terminals 65, 66
and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Replace BCM. Refer to
BCS-19, "Removal and Installation of BCM"
.
2.
CHECK DOOR LOCK ACTUATOR HARNESS
1.
Disconnect BCM and each door lock actuator.
2.
Check continuity between BCM connector M20 terminals 65, 66
and rear door lock actuator RH/LH connectors D305, D205 ter-
minals 1, 2 and back door lock actuator connector D508 termi-
nals 2, 4.
3.
Check continuity between BCM connector M20 terminals 65, 66
and ground.
OK or NG
OK
>> Replace door lock actuator. Refer to
(back door lock) or
(rear door LH/RH).
NG
>> Repair or replace harness.
Connector
Terminals
(Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
M20
65
Ground
Door lock/unlock switch
is turned to LOCK
0
→
Battery voltage
66
Door lock/unlock switch
is turned to UNLOCK
0
→
Battery voltage
LIIA1048E
Terminal
Continuity
65
4
Yes
66
1
Yes
66
2
Yes
Terminals (Wire color)
Continuity
65
Ground
No
66
No
WIIA0455E
BL-38
POWER DOOR LOCK SYSTEM
2005 Pathfinder
Fuel Lid Door Lock Actuator Check
EIS00503
1.
CHECK FUEL LID DOOR LOCK ACTUATOR SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between BCM connector M20 terminals 59, 65
and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Replace BCM. Refer to
BCS-19, "Removal and Installation of BCM"
.
2.
CHECK FUEL LID DOOR LOCK ACTUATOR HARNESS
1.
Disconnect BCM and fuel lid door lock actuator.
2.
Check continuity between BCM connector M20 terminals 59, 65
and fuel door lock actuator connector B79 terminals 1, 2.
3.
Check continuity between BCM connector M20 terminals 59, 65
and ground.
OK or NG
OK
>> Replace fuel lid door lock actuator.
NG
>> Repair or replace harness.
Connector
Terminals
(Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
M20
59
Ground
Driver door lock/unlock
switch is turned to
UNLOCK
0
→
Battery voltage
65
Driver door lock/unlock
switch is turned to LOCK
0
→
Battery voltage
LIIA1046E
Connector
Terminals
(Wire color)
Connector
Terminals
(wire color)
Continuity
M20
59
B79
2
Yes
65
1
Yes
Connector
Terminals (Wire color)
Continuity
M20
59
Ground
No
65
No
WIIA0456E
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