Nissan Murano Z50 (2006 year). Manual — part 28
POWER DOOR LOCK SYSTEM
BL-43
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Revision: 2006 August
2006 Murano
Power Supply and Ground Circuit Check
NIS0016D
1.
FUSE INSPECTION
Check the following.
●
50A fusible link (letter F , located in the fuse and fusible link box)
●
10A fuse [No.18 located in the fuse block (J/B)]
NOTE:
Refer to
BL-23, "Component Parts and Harness Connector Location"
.
OK or NG
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, refer to
3, "POWER SUPPLY ROUTING CIRCUIT"
.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM connector M35 terminals 42, 55
and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace BCM power supply circuit.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM connector M35 terminal 52 and
ground.
OK or NG
OK
>> BCM power supply and ground circuit is OK.
NG
>> Repair or replace BCM ground circuit.
42 (GR) – Ground
: Battery voltage.
55 (W/B) – Ground
: Battery voltage.
PIIA6374E
52 (B) – Ground
: Continuity should exist.
PIIA9326E
BL-44
POWER DOOR LOCK SYSTEM
Revision: 2006 August
2006 Murano
Check Door Switch
NIS0016E
CHECK DOOR SWITCH (EXCEPT BACK DOOR SWITCH)
1.
CHECK DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check door switches (“DOOR SW-DR”, “DOOR SW-AS”, “DOOR SW-RL” and “DOOR SW-RR”) in “DATA
MONITOR” mode with CONSULT-II.
Without CONSULT-II
Check voltage between BCM and ground.
OK or NG
OK
>> Door switch circuit is OK.
NG
>> GO TO 2
Monitor item
Condition
DOOR SW-DR
Door is closed
↓
Door is opened
OFF
↓
ON
DOOR SW-AS
DOOR SW-RL
DOOR SW-RR
PIIA6469E
Door switch
Connector
Terminals
(wire color)
Condition
Voltage [V]
(Approx.)
(+)
(–)
Driver side
M36
62 (SB)
Ground
Door close
↓
Door open
Battery voltage
↓
0
Rear LH
63 (R/W)
Passenger side
M34
12 (R or
R/G)
Rear RH
13 (R/Y
or R/W)
PIIA7003E
POWER DOOR LOCK SYSTEM
BL-45
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B
BL
Revision: 2006 August
2006 Murano
2.
CHECK DOOR SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect door switch and unified BCM connectors.
3.
Check continuity between BCM and door switch.
4.
Check continuity between BCM and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
3.
CHECK DOOR SWITCH
Check continuity between door switch terminals 4 and 5.
OK or NG
OK
>> GO TO 4.
NG
>> Replace door switch.
Door switch
Connec-
tor
Terminal
(wire color)
Connec-
tor
Terminal
(wire color)
Continuity
Driver side
M36
62 (SB)
D10
4 (SB)
Yes
Rear LH
63 (R/W)
D56
4 (V)
Passenger side
M34
12 (R or R/
G)
D38
4 (R/G)
Rear RH
13 (R/Y or
R/W)
D76
4 (R/W)
Door switch
Connector
Terminal
(wire color)
Continuity
Driver side
M36
62 (SB)
Ground
No
Rear LH
63 (R/W)
Passenger side
M34
12 (R or R/G)
Rear RH
13 (R/Y or R/
W)
PIIB0888E
Terminal
Door switch condition
Continuity
4
5
Open position
Yes
Closed position
No
PIIA4314E
BL-46
POWER DOOR LOCK SYSTEM
Revision: 2006 August
2006 Murano
4.
CHECK DOOR SWITCH GROUND HARNESS
Check continuity between door switch connectors and ground.
OK or NG
OK
>> Check harness connector.
NG
>> Repair or replace harness.
CHECK BACK DOOR SWITCH
1.
CHECK BACK DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check back door switch (“BACK DOOR SW”) in “DATA MONITOR” mode with CONSULT-II.
●
When back door is open
●
When back door is closed
Without CONSULT-II
Check voltage between BCM connector and ground.
*. When interior lamp battery saver control is OFF: Approx. 5V.
OK or NG
OK
>> Back door switch circuit is OK.
NG
>> GO TO 2.
Door switch
Connector
Terminal
Continuity
Driver side
D10
5 (B)
Ground
Yes
Passenger side
D38
Rear RH
D76
Rear LH
D56
5 (G/Y)
PIIA4313E
BACK DOOR SW
: ON
BACK DOOR SW
: OFF
PIIA2488E
Item
Con-
nector
Terminals
(Wire color)
Condition
Voltage [V]
(Approx.)
(+)
(–)
Back door switch
M36
58 (V/W)
Ground
OPEN
0
CLOSE
Battery voltage*
PIIB0889E
POWER DOOR LOCK SYSTEM
BL-47
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Revision: 2006 August
2006 Murano
2.
CHECK BACK DOOR SWITCH HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect BCM and back door lock assembly connectors.
3.
Check continuity between BCM connector M36 terminal 58 and
back door lock assembly connector D111 terminal 3.
4.
Check continuity between BCM connector M36 terminal 58 and
ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
3.
CHECK BACK DOOR SWITCH
Check continuity between back door lock assembly terminals 3 and 4.
OK or NG
OK
>> GO TO 4.
NG
>> Replace back door switch.
4.
CHECK BACK DOOR SWITCH GROUND HARNESS
Check continuity between back door lock assembly connector D111 terminal 4 and ground.
OK or NG
OK
>> Check harness connection.
NG
>> Repair or replace harness.
58 (V/W) – 3 (V/W)
: Continuity should exist.
58 (V/W) – Ground
: Continuity should not exist.
PIIB4859E
Terminal
Back door condition
Continuity
3
4
Open position
Yes
Closed position
No
PIIB4860E
4 (B) - Ground
: Continuity should exist.
PIIB4861E
BL-48
POWER DOOR LOCK SYSTEM
Revision: 2006 August
2006 Murano
Check Key Switch
NIS0016F
1.
CHECK KEY SWITCH INPUT SIGNAL
With CONSULT-II
Check ignition key switch “IGN ON SW” in “DATA MONITOR” mode with CONSULT-II.
●
When key is inserted in ignition key cylinder
●
When key is removed from ignition key cylinder
Without CONSULT-II
Check voltage between BCM connector and ground.
OK or NG
OK
>> Key switch circuit is OK.
NG
>> GO TO 2. (with Intelligent Key system)
NG
>> GO TO 3. (without Intelligent Key system)
2.
CHECK KEY SWITCH (WITH INTELLIGENT KEY SYSTEM)
1.
Turn ignition switch OFF.
2.
Disconnect key switch and ignition knob switch connector.
3.
Check continuity between key switch and ignition knob switch connector M118 terminals 3 and 4.
OK or NG
OK
>> Check the following
●
10A fuse [No.22, located in the fuse block (J/B)]
●
Harness for open or short between key switch and
ignition knob switch and fuse.
●
Harness for open short between BCM and key switch
and ignition knob switch.
NG
>> Replace key switch and ignition knob switch.
KEY ON SW
: ON
KEY ON SW
: OFF
PIIA6470E
Connector
Terminal
(Wire color)
Condition
Voltage [V]
(Approx.)
(+)
(–)
M34
37 (B/R)
Ground
Key is removed from ignition
key cylinder.
0
Key is inserted in ignition
key cylinder.
Battery voltage
PIIA6471E
Terminal
Condition
Continuity
3
4
Key is removed from ignition key cylinder.
No
Key is inserted in ignition key cylinder.
Yes
PIIA6140E
POWER DOOR LOCK SYSTEM
BL-49
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BL
Revision: 2006 August
2006 Murano
3.
CHECK KEY SWITCH (WITHOUT INTELLIGENT KEY SYSTEM)
1.
Turn ignition switch OFF.
2.
Disconnect key switch connector.
3.
Check continuity between key switch connector M28 terminals 3 and 4.
OK or NG
OK
>> Check the following
●
10A fuse [No.21, located in the fuse block (J/B)]
●
Harness for open or short between key switch and
fuse.
●
Harness for open short between BCM and key switch.
NG
>> Replace key switch.
Terminal
Condition
Continuity
3
4
Key is removed from ignition key cylinder.
No
Key is inserted in ignition key cylinder.
Yes
PIIA3044E
BL-50
POWER DOOR LOCK SYSTEM
Revision: 2006 August
2006 Murano
Check Door Lock and Unlock Switch
NIS0016G
1.
CHECK POWER WINDOW OPERATION
Does power window system operate normally?
OK or NG
OK
>> GO TO 2.
NG
>> Refer to
2.
CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL
With CONSULT-II
Check door lock and unlock switch (“LOCK SW DR/AS” and “UNLK SW DR/AS”) in DATA MONITOR mode
with CONSULT-II.
●
When door lock and unlock switch is turned to “LOCK”:
●
When door lock and unlock switch is turned to “UNLOCK”:
Without CONSULT-II
1.
Remove key from ignition key cylinder.
2.
Check the signal between BCM connector M34 terminal 22 and ground when door lock and unlock switch
is turned “LOCK” or “UNLOCK”.
3.
Make sure signals which are shown in the figure below can be detected during 10 second just after door
lock and unlock switch is turned “LOCK” or “UNLOCK”.
OK or NG
OK
>> Door lock and unlock switch circuit is OK.
NG
>> GO TO 3.
CDL LOCK SW
: ON
CDL UNLOCK SW
: ON
PIIA6538E
Connector
Terminal
Signal (Reference value)
(+)
(–)
M34
22 (BR/W)
Ground
PIIA6379E
PIIA1297E
POWER DOOR LOCK SYSTEM
BL-51
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B
BL
Revision: 2006 August
2006 Murano
3.
CHECK POWER WINDOW SERIAL LINK CIRCUIT
1.
Disconnect BCM, power window main switch and front power window switch (passenger side) connec-
tors.
2.
Check continuity between BCM connector M34 terminal 22 and
power window main switch (door lock and unlock switch) con-
nector D6 terminal 14.
3.
Check continuity between power window main switch connector
D6 terminal 14 and ground.
4.
Check continuity between BCM connector M34 terminal 22 and
front power window switch (passenger side) connector D35 ter-
minal 16.
5.
Check continuity between front power window switch (passen-
ger side) connector D35 terminal 16 and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness.
4.
CHECK DOOR LOCK AND UNLOCK SWITCH GROUND HARNESS
1.
Check continuity between power window main switch (door lock
and unlock switch) connector D7 terminal 17 and ground.
2.
Check continuity between front power window switch (passen-
ger side) connector D35 terminal 11 and ground.
OK or NG
OK
>> Check harness connection.
●
If harness connection is OK, replace power window
main switch or front power window switch (passenger
side).
●
If harness connection is NG, repair or replace mal-
function part of harness connection.
NG
>> Repair or replace harness.
22 (BR/W) – 14 (BR/W)
: Continuity should exist.
14 (BR/W) – Ground
: Continuity should not exist.
PIIB0892E
22 (BR/W) – 16 (BR/W)
: Continuity should exist.
16 (BR/W) – Ground
: Continuity should not exist.
PIIB0893E
17 (B) – Ground
: Continuity should exist.
PIIA4440E
11 (B) – Ground
: Continuity should exist.
PIIA4441E
BL-52
POWER DOOR LOCK SYSTEM
Revision: 2006 August
2006 Murano
Check Door Lock Actuator (Driver Side)
NIS0016H
1.
CHECK DOOR LOCK ACTUATOR HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect BCM and door lock actuator (driver side) connector.
3.
Check continuity between BCM connector M35 terminals 44, 50
and door lock actuator (driver side) connector D10 terminals 2,
3.
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace harness.
2.
CHECK OUTPUT SIGNAL
1.
Connect BCM connector.
2.
Check voltage between BCM connector M35 terminals 44, 50 and ground.
OK or NG
OK
>> Replace front door lock assembly (driver side).
NG
>> Replace BCM.
44 (G/W) – 2 (G/W)
: Continuity should exist.
50 (V) – 3 (V)
: Continuity should exist.
PIIB0894E
Con-
nector
Terminal
Condition
Voltage [V]
(Approx.)
(+)
(–)
M35
44 (G/W)
Ground
Driver door lock and unlock
switch is turned to UNLOCK.
0
→
Battery voltage
→
0
50 (V)
Driver door lock and unlock
switch is turned to LOCK.
0
→
Battery voltage
→
0
PIIA6383E
POWER DOOR LOCK SYSTEM
BL-53
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A
B
BL
Revision: 2006 August
2006 Murano
Check Door Lock Actuator (Passenger Side and Rear LH/RH)
NIS0016I
1.
CHECK DOOR LOCK ACTUATOR HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect BCM and all door lock actuator connectors.
3.
Check continuity between BCM connector M35 terminals 50, 51
and front door lock actuator passenger side, rear door lock actu-
ator LH/RH connector D38, D56, D76 terminals 2, 3.
OK or NG
OK
>> Replace door lock assembly (door lock actuator).
NG
>> Repair or replace harness.
50 (V) – 3 (V or R/W)
: Continuity should exist.
51 (G/Y) – 2 (G/Y or B)
: Continuity should exist.
PIIB0895E
BL-54
POWER DOOR LOCK SYSTEM
Revision: 2006 August
2006 Murano
Check Door Key Cylinder Switch / Without Intelligent Key System
NIS0016J
1.
CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
With CONSULT-II
Check door key cylinder switch (“KEY CYL LK-SW”, "KEY CYL UN-SW") in “DATA MONITOR” mode with
CONSULT-II.
●
When key cylinder switch is turn to “LOCK”
●
When key cylinder switch is turn to “UNLOCK"
Without CONSULT-II
Check voltage between power window main switch (door lock and
unlock switch) connector and ground.
OK or NG
OK
>> Door key cylinder switch circuit is OK.
NG
>> GO TO 2.
2.
CHECK DOOR KEY CYLINDER SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect front door lock assembly (driver side) connector.
3.
Check continuity between front door lock assembly terminals 1,
6 and 5.
OK or NG
OK
>> Check the following.
●
Harness for open or short between power window main switch (door lock and unlock switch)
and front door lock assembly (driver side).
●
Front door lock assembly (driver side) ground circuit.
NG
>> Replace front door lock assembly (driver side).
KEY CYL LK-SW
: ON
KEY CYL UN-SW
: ON
PIIB1425E
Connector
Terminal
(Wire color)
Door key cylinder switch position
Voltage [V]
(Approx.)
(+)
(–)
D6
4 (L)
Ground
Neutral / Unlock
5
Lock
0
6 (R)
Neutral / Lock
5
Unlock
0
PIIB4663E
Terminal
Door key cylinder switch position
Continuity
1
5
Neutral / Unlock
No
Lock
Yes
6
Neutral / Lock
No
Unlock
Yes
PIIB4864E
POWER DOOR LOCK SYSTEM
BL-55
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A
B
BL
Revision: 2006 August
2006 Murano
Check Door Key Cylinder Switch / With Intelligent Key System
NIS0016K
1.
CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
With CONSULT-II
Check door key cylinder switch (“KEY CYL LK-SW”, "KEY CYL UN-SW") in “DATA MONITOR” mode with
CONSULT-II.
●
When key cylinder switch is turn to “LOCK”
●
When key cylinder switch is turn to “UNLOCK”
Without CONSULT-II
Check voltage between main power window (door lock and unlock
switch) connector and ground.
OK or NG
OK
>> Door key cylinder switch (unlock) circuit is OK.
NG
>> GO TO 2.
2.
CHECK FRONT DOOR KEY CYLINDER SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect door key cylinder switch connector.
3.
Check continuity between door key cylinder switch terminals 1,
3 and 2.
OK or NG
OK
>> Check the following.
●
Harness for open or short between power window main switch (door lock and unlock switch)
and door key cylinder switch
●
Door key cylinder switch ground circuit
NG
>> Replace front door lock assembly (driver side).
KEY CYL LK-SW
: ON
KEY CYL UN-SW
: ON
PIIB1425E
Connector
Terminal
(Wire color)
Door key cylinder switch position
Voltage [V]
(Approx.)
(+)
(–)
D6
6 (R)
Ground
Neutral / Lock
5
Unlock
0
4 (L)
Neutral / Unlock
5
Lock
0
PIIB4663E
Terminal
Door key cylinder switch position
Continuity
3
2
Neutral/Lock
No
Unlock
Yes
1
Neutral/Unlock
No
Lock
Yes
PIIA3355E
BL-56
POWER DOOR LOCK SYSTEM
Revision: 2006 August
2006 Murano
Check Select Unlock Relay Circuit
NIS0016L
1.
CHECK PASSENGER SIDE SELECT UNLOCK RELAY CIRCUIT 1
1.
Turn ignition switch OFF.
2.
Disconnect BCM and passenger side select unlock relay connector.
3.
Check continuity between BCM connector M35 terminal 50 and
passenger side select unlock relay connector M123 terminal 3.
4.
Check continuity between BCM connector M35 terminal 50 and
ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace harness.
2.
CHECK PASSENGER SIDE SELECT UNLOCK RELAY CIRCUIT 2
1.
Disconnect rear door lock actuator assembly LH connector.
2.
Check continuity between passenger select unlock relay con-
nector M123 terminal 4 and rear door lock actuator assembly
connector D56 terminal 3.
3.
Check continuity between passenger select unlock relay con-
nector M123 terminal 4 and ground.
OK or NG
OK
>> Refer to
BL-164, "Check Select Unlock Relay"
NG
>> Repair or replace harness.
Check Fuel Lid Lock Actuator
NIS0016M
1.
CHECK FUEL LID LOCK ACTUATOR POWER SUPPLY
Check voltage between fuel lid lock actuator connector and ground.
OK
>> Replace fuel lid lock actuator.
NG
>> GO TO 2.
50 (V) – 3 (V)
: Continuity should exist.
50 (V) – Ground
: Continuity should not exist.
PIIB7855E
4 (L) – 3 (R/W)
: Continuity should exist.
4 (L) – Ground
: Continuity should not exist.
PIIB4865E
Con-
nector
Terminal
Condition
Voltage [V]
(Approx.)
(+)
(–)
B23
1 (V)
Ground
Door lock and unlock switch
is turned to “UNLOCK”.
0
→
Battery voltage
→
0
2 (G/W)
Door lock and unlock switch
is turned to “LOCK”.
0
→
Battery voltage
→
0
PIIB7798E
POWER DOOR LOCK SYSTEM
BL-57
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D
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F
G
H
J
K
L
M
A
B
BL
Revision: 2006 August
2006 Murano
2.
CHECK FUEL LID LOCK ACTUATOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM and fuel lid lock actuator connector.
3.
Check continuity between BCM connector M35 terminal 44, 50
and fuel lid lock actuator connector B23 terminal 1, 2.
OK
>> Check the condition of harness and connector.
NG
>> Repair or replace harness.
44 (G/W) – 2 (G/W)
: Continuity should exist.
50 (V) – 1 (V)
: Continuity should exist.
PIIB7799E
BL-58
REMOTE KEYLESS ENTRY SYSTEM
Revision: 2006 August
2006 Murano
REMOTE KEYLESS ENTRY SYSTEM
PFP:28596
Component Parts and Harness Connector Location
NIS0016N
PIIB7856E
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