Nissan Quest E52. Instruction — part 1058
SEATBACK LOCK RELEASE ACTUATOR
SE-61
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
Component Inspection (Seatback Lock Release Actuator Relay)
INFOID:0000000009652961
1.
CHECK SEATBACK LOCK ACCTUATOR RELAY
1.
Turn ignition switch OFF.
2.
Remove seatback lock actuator relay.
3.
Check seatback lock actuator relay terminals under the following
conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace seatback lock actuator relay.
Terminal
Condition
Continuity
3
5
12 V direct current supply between ter-
minals 1 and 2.
Existed
Not current supply
Not existed
PBIB0098E
SE-62
< DTC/CIRCUIT DIAGNOSIS >
SECTOR GEAR POSITION LIMIT SWITCH
SECTOR GEAR POSITION LIMIT SWITCH
LH
LH : Diagnosis Procedure
INFOID:0000000009652962
1.
CHECK SECTOR GEAR POSITION LIMIT SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect sector gear position limit switch (LH) connector.
3.
Check voltage between sector gear position limit switch (LH) connector and ground.
NOTE:
It is not low electric power consumption mode.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK SECTOR GEAR POSITION LIMIT SWITCH (LH) SIGNAL CIRCUIT
1.
Disconnect seatback power return control unit connector.
2.
Check continuity between seatback power return control unit harness connector and sector gear position
limit switch (LH) harness connector.
3.
Check continuity between seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace seatback power return control unit. Refer to
SE-139, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK SECTOR GEAR POSITION LIMIT SWITCH (LH) GROUND CIRCUIT
1.
Disconnect seatback power return control unit connector and seatback angle limit switch (LH) connector.
2.
Check continuity between seatback power return control unit harness connector and sector gear position
limit switch (LH) harness connector.
3.
Check continuity between seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
(+)
(–)
Voltage (V)
Sector gear position limit switch (LH)
Connector
Terminal
B499
1
Ground
9 – 16
Seatback power return control unit
Sector gear position limit switch (LH)
Continuity
Connector
Terminal
Connector
Terminal
B488
21
B499
1
Existed
Seatback power return control unit
Ground
Continuity
Connector
Terminal
B488
21
Not existed
Seatback power return control unit
Sector gear position limit switch (LH)
Continuity
Connector
Terminal
Connector
Terminal
B488
31
B499
2
Existed
Seatback power return control unit
Ground
Continuity
Connector
Terminal
B488
31
Not existed
SECTOR GEAR POSITION LIMIT SWITCH
SE-63
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
NO
>> Repair or replace harness.
4.
CHECK SECTOR GEAR POSITION LIMIT SWITCH (LH)
Check sector gear position limit switch (LH).
Refer to
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace sector gear position limit switch (LH) [reclining device assembly (LH)]. Refer to
5.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
.
>> INSPECTION END
RH
RH : Diagnosis Procedure
INFOID:0000000009652963
1.
CHECK SECTOR GEAR POSITION LIMIT SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect sector gear position limit switch (RH) connector.
3.
Check voltage between sector gear position limit switch (RH) connector and ground.
NOTE:
It is not low electric power consumption mode.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK SECTOR GEAR POSITION LIMIT SWITCH (RH) SIGNAL CIRCUIT
1.
Disconnect seatback power return control unit connector.
2.
Check continuity between seatback power return control unit harness connector and sector gear position
limit switch (RH) harness connector.
3.
Check continuity between seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace seatback power return control unit. Refer to
SE-139, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK SECTOR GEAR POSITION LIMIT SWITCH (RH) GROUND CIRCUIT
1.
Disconnect seatback power return control unit connector and seatback angle limit switch (RH) connector.
2.
Check continuity between seatback power return control unit harness connector and sector gear position
limit switch (RH) harness connector.
(+)
(–)
Voltage (V)
Sector gear position limit switch (RH)
Connector
Terminal
B495
1
Ground
9 – 16
Seatback power return control unit
Sector gear position limit switch (RH)
Continuity
Connector
Terminal
Connector
Terminal
B488
22
B495
1
Existed
Seatback power return control unit
Ground
Continuity
Connector
Terminal
B488
22
Not existed
SE-64
< DTC/CIRCUIT DIAGNOSIS >
SECTOR GEAR POSITION LIMIT SWITCH
3.
Check continuity between seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK SECTOR GEAR POSITION LIMIT SWITCH (RH)
Check sector gear position limit switch (RH).
Refer to
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace sector gear position limit switch (RH) [reclining device assembly (RH)]. Refer to
.
5.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000009652964
COMPONENT INSPECTION
1.
CHECK SECTOR GEAR POSITION LIMIT SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect sector gear position limit switch connector.
3.
Check sector gear position limit switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace sector gear limit switch (reclining device assembly). Refer to
Seatback power return control unit
Sector gear position limit switch (RH)
Continuity
Connector
Terminal
Connector
Terminal
B488
23
B495
2
Existed
Seatback power return control unit
Ground
Continuity
Connector
Terminal
B488
23
Not existed
Terminal
Condition
Continuity
1
2
Sector gear position limit switch
While being pressed
Existed
Other than the above
Not existed
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