Nissan Murano Z51. Manual — part 1211
SE-32
< DTC/CIRCUIT DIAGNOSIS >
RETURN COMPLETE LIMIT SWITCH
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace return complete limit switch (RH) [reclining device assembly (RH)]. Refer to
.
5.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> INSPECTION END
RH : Component Inspection
INFOID:0000000005518178
COMPONENT INSPECTION
1.
CHECK RETURN COMPLETE LIMIT SWITCH (RH)
1.
Turn ignition switch OFF.
2.
Disconnect return complete limit switch (RH) connector.
3.
Check return complete limit switch (RH) terminals.
Is the inspection result normal?
YES
>> Return complete limit switch (RH) is OK.
NO
>> Replace return complete limit switch (RH) [reclining device assembly (RH)]. Refer to
.
Return complete limit switch (RH) connector
Terminal
Condition
Continuity
B496
1
2
Return complete limit switch (RH) is pressed
Existed
Return complete limit switch (RH) is released
Not existed
MOTOR SENSOR
SE-33
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
MOTOR SENSOR
LH
LH : Description
INFOID:0000000005518179
Detect the operation condition of power return motor (LH).
LH : Component Function Check
INFOID:0000000005518180
1.
CHECK FUNCTION
Check that the rear seatback (LH) rises when pressing and holding the power return switch (LH).
Is the inspection result normal?
YES
>> Motor sensor (LH) is OK.
NO
>> Refer to
SE-33, "LH : Diagnosis Procedure"
LH : Diagnosis Procedure
INFOID:0000000005518181
1.
CHECK MOTOR SENSOR (LH) OUTPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between rear seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 2.
2.
CHECK MOTOR SENSOR (LH) SIGNAL CIRCUIT
1.
Disconnect power return motor assembly (LH) connector and rear seatback power return control unit con-
nector.
2.
Check continuity between power return motor assembly (LH) harness connector and rear seatback power
return control unit harness connector.
3.
Check continuity between power return motor assembly (LH) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear seatback power return control unit
Connector
Terminal
B492
10
Ground
During the power return motor
(LH) operation
When pinching between LH/RH
seats occurs
The above pulse width should be
expanded
JMKIA0070GB
Rear seatback power return control unit
Power return motor assembly (LH)
Continuity
Connector
Terminal
Connector
Terminal
B492
10
B498
3
Existed
Rear seatback power return control unit
Ground
Continuity
Connector
Terminal
B492
10
Not existed
SE-34
< DTC/CIRCUIT DIAGNOSIS >
MOTOR SENSOR
NO
>> Repair or replace harness.
3.
CHECK MOTOR SENSOR (LH) POWER SUPPLY
1.
Connect rear seatback power return control unit connector.
2.
Check voltage between power return motor assembly (LH) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
CHECK MOTOR SENSOR (LH) POWER SUPPLY CIRCUIT
1.
Disconnect rear seatback power return control unit connector.
2.
Check continuity between rear seatback power return control unit harness connector and power return
motor assembly (LH) harness connector.
3.
Check continuity between rear seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace rear seatback power return control unit. Refer to
SE-133, "Removal and Installation"
NO
>> Repair or replace harness.
5.
CHECK MOTOR SENSOR (LH) GROUND CIRCUIT 1
1.
Disconnect rear seatback power return control unit connector.
2.
Check continuity between rear seatback power return control unit harness connector and power return
motor assembly harness connector.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK MOTOR SENSOR (LH) GROUND CIRCUIT 2
1.
Connect rear seatback power return control unit connector.
2.
Check between rear seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace motor sensor (LH) [reclining device assembly (LH)]. Refer to
.
NO
>> Replace rear seatback power return control unit. Refer to
SE-133, "Removal and Installation"
(+)
(–)
Condition
Voltage (V)
(Approx.)
Power return motor assembly (LH)
Connector
Terminal
B498
6
Ground
When the power return motor is operated
Battery voltage
Rear seatback power return control unit
Power return motor assembly (LH)
Continuity
Connector
Terminal
Connector
Terminal
B492
11
B498
6
Existed
Rear seatback power return control unit
Ground
Continuity
Connector
Terminal
B492
11
Not existed
Rear seatback power return control unit
Power return motor assembly (LH)
Continuity
Connector
Terminal
Connector
Terminal
B492
9
B498
4
Existed
Rear seatback power return control unit
Ground
Continuity
Connector
Terminal
B492
9
Existed
MOTOR SENSOR
SE-35
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
7.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
.
>> INSPECTION END
RH
RH : Description
INFOID:0000000005518182
Detect the operation condition of power return motor (RH).
RH : Component Function Check
INFOID:0000000005518183
1.
CHECK FUNCTION
Check that the rear seatback (RH) rises when pressing and holding the power return switch (RH).
Is the inspection result normal?
YES
>> Motor sensor (RH) is OK.
NO
>> Refer to
SE-35, "RH : Diagnosis Procedure"
.
RH : Diagnosis Procedure
INFOID:0000000005518184
1.
CHECK MOTOR SENSOR (RH) OUTPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between rear seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 2.
2.
CHECK MOTOR SENSOR (RH) SIGNAL CIRCUIT
1.
Disconnect power return motor assembly (RH) connector and rear seatback power return control unit con-
nector.
2.
Check continuity between power return motor assembly (RH) harness connector and rear seatback power
return control unit harness connector.
3.
Check continuity between power return motor assembly (RH) harness connector and ground.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear seatback power return control unit
Connector
Terminal
B492
2
Ground
During the power return motor
(RH) operation
When pinching between LH/RH
seats occurs
The above pulse width should be
expanded
JMKIA0070GB
Rear seatback power return control unit
Power return motor assembly (RH)
Continuity
Connector
Terminal
Connector
Terminal
B492
2
B494
3
Existed
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