Infiniti EX35. Manual — part 1254
REAR SEATBACK SWITCH
SE-23
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
4.
CHECK REAR SEATBACK SWITCH (RH)
Check rear seatback switch (RH).
Refer to
SE-23, "RH : Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace rear seatback switch (RH). Refer to
SE-110, "Removal and Installation"
.
5.
CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL
1.
Connect rear seatback power return control unit connector.
2.
Check voltage between rear seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace rear seatback power return control unit. Refer to
SE-105, "Removal and Installation"
6.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
.
>> INSPECTION END
RH : Component Inspection
INFOID:0000000003642175
1.
CHECK REAR SEATBACK SWITCH (RH)
1.
Turn ignition switch OFF.
2.
Disconnect rear seatback switch (RH) connector.
3.
Check rear seatback switch (RH) connector.
Is the inspection result normal?
YES
>> Rear seatback switch (RH) is OK.
NO
>> Replace rear seatback switch (RH). Refer to
SE-110, "Removal and Installation"
.
(+)
(–)
Voltage (V)
(Approx.)
Rear seatback power return control unit
Connector
Terminal
B226
20
Ground
5
Rear seatback switch (RH) connector
Terminal
Condition
Continuity
B239
2
3
Rear seatback switch (RH) is pressed in
UP direction
Existed
Rear seatback switch (RH) is released in
UP direction
Not existed
SE-24
< COMPONENT DIAGNOSIS >
PRIMARY POSITION LIMIT SWITCH
PRIMARY POSITION LIMIT SWITCH
LH
LH : Description
INFOID:0000000003642176
Detect the initial position of sector gear (LH).
LH : Component Function Check
INFOID:0000000003642177
1.
CHECK FUNCTION
Check that the rear seatback (LH) rises when pressing and holding the power return switch (LH) or rear seat-
back switch (LH) in UP direction.
Is the inspection result normal?
YES
>> Primary position limit switch (LH) is OK.
NO
>> Refer to
SE-24, "LH : Diagnosis Procedure"
LH : Diagnosis Procedure
INFOID:0000000003642178
1.
CHECK REAR SEATBACK POWER RETURN CONTROL UNIT INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between rear seatback power return control unit harness connector and ground.
NOTE:
It is not low power consumption mode.
Is the inspection result normal?
YES
>> Primary position limit switch (LH) is OK.
NO
>> GO TO 2.
2.
CHECK PRIMARY POSITION LIMIT SWITCH (LH) SIGNAL CIRCUIT
1.
Disconnect rear seatback power return control unit connector and primary position limit switch (LH) con-
nector.
2.
Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (LH) harness connector.
3.
Check continuity between rear seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK PRIMARY POSITION LIMIT SWITCH (LH) GROUND CIRCUIT
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear seatback power return control unit
Connector
Terminal
B226
21
Ground
When the sensor gear (LH) is the initial posi-
tion
Battery voltage
Other than the above
0
Rear seatback power return control unit
Primary position limit switch (LH)
Continuity
Connector
Terminal
Connector
Terminal
B226
21
B512
6
Existed
Rear seatback power return control unit
Ground
Continuity
Connector
Terminal
B226
21
Not existed
PRIMARY POSITION LIMIT SWITCH
SE-25
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
SE
N
O
P
1.
Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (LH) harness connector.
2.
Check continuity between rear 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 PRIMARY POSITION LIMIT SWITCH (LH)
Check primary position limit switch (LH).
Refer to
SE-25, "LH : Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace primary position limit switch (LH) [reclining device assembly (LH)]. Refer to
5.
CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL
1.
Connect rear seatback power return control unit connector.
2.
Check voltage between rear seatback power return control unit connector and ground.
NOTE:
It is not low power consumption mode.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace rear seatback power return control unit. Refer to
SE-105, "Removal and Installation"
6.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
.
>> INSPECTION END
LH : Component Inspection
INFOID:0000000003642179
COMPONENT INSPECTION
1.
CHECK PRIMARY POSITION LIMIT SWITCH (LH)
1.
Turn ignition switch OFF.
2.
Disconnect primary position limit switch (LH) connector.
3.
Check primary position limit switch (LH).
Rear seatback power return control unit
Primary position limit switch (LH)
Continuity
Connector
Terminal
Connector
Terminal
B226
31
B512
9
Existed
Rear seatback power return control unit
Ground
Continuity
Connector
Terminal
B226
31
Not existed
(+)
(–)
Voltage (V)
(Approx.)
Rear seatback power return control unit
Connector
Terminal
B226
21
Ground
Battery voltage
Primary position limit switch (LH) connector
Terminal
Condition
Continuity
B512
6
9
Primary position limit switch (LH) is pressed
Existed
Primary position limit switch (LH) is released
Not existed
SE-26
< COMPONENT DIAGNOSIS >
PRIMARY POSITION LIMIT SWITCH
Is the inspection result normal?
YES
>> Primary position limit switch (LH) is OK.
NO
>> Replace primary position limit switch (LH) [reclining device assembly (LH)]. Refer to
.
RH
RH : Description
INFOID:0000000003642180
Detect the initial position of sector gear (RH).
RH : Component Function Check
INFOID:0000000003642181
1.
CHECK FUNCTION
Check that the rear seatback (RH) rises when pressing and holding the power return switch (RH) or rear seat-
back switch (RH) in UP direction.
Is the inspection result normal?
YES
>> Primary position limit switch (RH) is OK.
NO
>> Refer to
SE-26, "RH : Diagnosis Procedure"
.
RH : Diagnosis Procedure
INFOID:0000000003642182
1.
CHECK REAR SEATBACK POWER RETURN CONTROL UNIT INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between rear seatback power return control unit harness connector and ground.
NOTE:
It is not low power consumption mode.
Is the inspection result normal?
YES
>> Primary position limit switch (RH) is OK.
NO
>> GO TO 2.
2.
CHECK PRIMARY POSITION LIMIT SWITCH (RH) SIGNAL CIRCUIT
1.
Disconnect rear seatback power return control unit connector and primary position limit switch (RH) con-
nector.
2.
Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (RH) harness connector.
3.
Check continuity between rear seatback power return control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear seatback power return control unit
Connector
Terminal
B226
22
Ground
When the sector gear (RH) is the initial posi-
tion
Battery voltage
Other than the above
0
Rear seatback power return control unit
Primary position limit switch (RH)
Continuity
Connector
Terminal
Connector
Terminal
B226
22
B505
15
Existed
Rear seatback power return control unit
Ground
Continuity
Connector
Terminal
B226
22
Not existed
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