Nissan Murano. Instruction — part 1212
REAR SEATBACK POWER RETURN CONTROL UNIT
SE-71
< ECU DIAGNOSIS INFORMATION >
C
D
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F
G
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K
L
M
A
B
SE
N
O
P
JRJWC3010GB
SE-72
< ECU DIAGNOSIS INFORMATION >
REAR SEATBACK POWER RETURN CONTROL UNIT
Fail Safe
INFOID:0000000009718748
Even if the automatic return control is inactivated, the fold-down and instruction return operations can be per-
formed
JRJWC3011GB
REAR SEATBACK POWER RETURN CONTROL UNIT
SE-73
< ECU DIAGNOSIS INFORMATION >
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
Possible location of malfunction
Diagnosis mode
Corrective action
Return complete limit switch “ON” mal-
function
The return completion position cannot be de-
tected
Detect the lock with the rear seatback
power return control unit, and then re-
verse the power return motor
Return complete limit switch “OFF” mal-
function
The automatic return cannot be performed
because the return completion position is
misrecognized
The instruction return operation can be per-
formed
Primary position limit switch “ON” mal-
function
The initial position of the sector gear cannot
be detected
Detect the lock with the rear seatback
power return control unit, and then stop
the power return motor
* If the above condition is repeated for 4
times, stop the subsequent automatic re-
turn operation. However, the instruction re-
turn operation can be performed
Primary position limit switch “OFF” mal-
function
The initial position of the sector gear is mis-
recognized
(The sector gear reverse operation cannot be
performed)
• Return the sector gear to the initial po-
sition if the primary position limit switch
is not turned to ON after starting the re-
turn (Lock detection)
• The instruction return operation can be
performed
Sensor malfunction (fixed to High or
Low)
The motor lock is misrecognized because the
pulse does not change
• If the pulse does not change complete-
ly after starting the motor operation, re-
turn the sector gear to the initial
position
• The instruction return operation can be
performed
SE-74
< SYMPTOM DIAGNOSIS >
REAR SEATBACK POWER RETURN SYSTEM DOES NOT OPERATE
SYMPTOM DIAGNOSIS
REAR SEATBACK POWER RETURN SYSTEM DOES NOT OPERATE
BOTH SIDES
BOTH SIDES : Diagnosis Procedure
INFOID:0000000009718749
1.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check power supply and ground circuit.
Refer to
SE-13, "REAR SEATBACK POWER RETURN CONTROL UNIT : Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CHECK VEHICLE SPEED SIGNAL CIRCUIT
Check vehicle speed signal circuit.
Refer to
SE-37, "Component Function Check"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace the malfunctioning parts.
3.
CONFIRM THE OPERATION
Confirm the operation again.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> GO TO 1.
LH
LH : Diagnosis Procedure
INFOID:0000000009718750
1.
PERFORM POWER RETURN SWITCH
Perform power return switch.
From which power return switch (front or rear) does the seat return operation occur?
FRONT>> GO TO 2.
REAR >> GO TO 3.
BOTH SIDES>>GO TO 4.
2.
CHECK FRONT POWER RETURN SWITCH (LH)
Check front power return switch (LH).
Refer to
SE-14, "LH : Component Function Check"
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace the malfunctioning parts.
3.
CHECK REAR POWER RETURN SWITCH (LH)
Check rear power return switch (LH).
Refer to
SE-18, "LH : Component Function Check"
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace the malfunctioning parts.
4.
CHECK POWER RETURN MOTOR (LH)
Check power return motor (LH).
Refer to
SE-35, "LH : Component Function Check"
Is the inspection result normal?
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