Nissan Pathfinder (2008 year). Manual — part 10
RECLINING SENSOR
ADP-67
< COMPONENT DIAGNOSIS >
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RECLINING SENSOR
Description
INFOID:0000000001711056
• The reclining motor is installed to the seatback frame.
• The pulse signal is inputted to the driver seat control unit when the reclining is operated.
• The driver seat control unit counts the pulse and calculates the reclining amount of the seat.
Component Function Check
INFOID:0000000001711057
1.
CHECK FUNCTION
1.
Select “RECLN PULSE” in “Data monitor” mode with CONSULT-III.
2.
Check reclining sensor signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000001711058
1.
CHECK RECLINING SENSOR SIGNAL
1.
Turn ignition switch ON.
2.
Read voltage signal between driver seat control unit harness
connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 2
2.
CHECK RECLINING SENSOR CIRCUIT
Monitor item
Condition
Value
RECLN PULSE
Seat reclining
Operate (forward)
Change (increase)
Operate (backward)
Change (decrease)
Release
No change
Terminals
Condition
Voltage signal
(+)
(–)
Driver
seat con-
trol unit
Termi-
nal
B202
9
Ground
Seat
reclin-
ing
Operate
Other
than
above
0 or 5
PIIA4559E
SIIA0692J
ADP-68
< COMPONENT DIAGNOSIS >
RECLINING SENSOR
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit and reclining motor LH.
3.
Check continuity between driver seat control unit harness con-
nector and reclining motor LH harness connector.
4.
Check continuity between driver seat control unit harness con-
nector and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK SEAT OPERATION
1.
Connect driver seat control unit and reclining motor LH connector.
2.
Check seat operation (except reclining operation) with memory function.
Is the operation normal?
YES
>> Replace reclining motor LH. (Built in seat slide cushion frame.)
NO
>> Replace driver seat control unit.
4.
CHECK INTERMITTENT INCIDENT
GI-51, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace driver seat control unit.
NO
>> Repair or replace the malfunctioning part.
Driver seat control
unit connector
Terminal
Reclining motor
connector
Terminal
Continuity
B202
9
B205
1
Yes
31
2
Driver seat control unit
connector
Terminal
Ground
Continuity
B202
9
No
31
LIIA0707E
LIFTING SENSOR (FRONT)
ADP-69
< COMPONENT DIAGNOSIS >
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LIFTING SENSOR (FRONT)
Description
INFOID:0000000001711059
• The lifting sensor (front) is installed to the seat slide cushion frame.
• The pulse signal is input to the driver seat control unit when the lifting (front) is operated.
• The driver seat control unit counts the pulse and calculates the lifting (front) amount of the seat.
Component Function Check
INFOID:0000000001711060
1.
CHECK FUNCTION
1.
Select “LIFT FR PULSE” in “Data monitor” mode with CONSULT-III.
2.
Check the lifting sensor (front) signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000001711061
1.
CHECK LIFTING SENSOR (FRONT) SIGNAL
1.
Turn ignition switch ON.
2.
Read the voltage signal between driver seat control unit harness
connector and ground with an oscilloscope.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 2
2.
CHECK LIFTING SENSOR (FRONT) CIRCUIT
Monitor item
Condition
Value
LIFT FR PULSE
Seat lifting (front)
Operate (up)
Change (increase)
Operate (down)
Change (decrease)
Release
No change
Terminals
Condition
Voltage signal
(+)
(–)
Driver
seat con-
trol unit
connector
Termi-
nal
B202
25
Ground
Seat
lifting
(front)
Oper-
ate
Other
than
above
0 or 5
PIIA4561E
SIIA0691J
ADP-70
< COMPONENT DIAGNOSIS >
LIFTING SENSOR (FRONT)
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit and lifting motor (front).
3.
Check continuity between driver seat control unit harness con-
nector and lifting motor (front) harness connector.
4.
Check continuity between driver seat control unit harness con-
nector and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK SEAT OPERATION
1.
Connect driver seat control unit and lifting motor (front) connector.
2.
Check seat operation [except lifting (front) operation] with memory function.
Is the operation normal?
YES
>> Replace lifting motor (front). (Built in seat slide cushion frame.)
NO
>> Replace driver seat control unit.
4.
CHECK INTERMITTENT INCIDENT
GI-51, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace driver seat control unit.
NO
>> Repair or replace the malfunctioning part.
Driver seat control
unit connector
Terminal
Lifting motor
(front) connector
Terminal
Continuity
B202
16
B206
3
Yes
25
2
31
1
Driver seat control unit
connector
Terminal
Ground
Continuity
B202
16
No
25
31
LIIA0708E
LIFTING SENSOR (REAR)
ADP-71
< COMPONENT DIAGNOSIS >
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LIFTING SENSOR (REAR)
Description
INFOID:0000000001711062
• The lifting sensor (rear) is installed to the seat slide cushion frame.
• The pulse signal is input to the driver seat control unit when the lifting (rear) is operated.
• The driver seat control unit counts the pulse and calculates the lifting (rear) amount of the seat.
Component Function Check
INFOID:0000000001711063
1.
CHECK FUNCTION
1.
Select “LIFT RR PULSE” in “Data monitor” mode with CONSULT-III.
2.
Check lifting sensor (rear) signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000001711064
1.
CHECK LIFTING SENSOR (REAR) SIGNAL
1.
Turn ignition switch OFF.
2.
Read voltage signal between driver seat control unit harness
connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 2
2.
CHECK LIFTING SENSOR (REAR) CIRCUIT
Monitor item
Condition
Value
LIFT RR PULSE
Seat lifting (rear)
Operate (up)
Change (increase)
Operate (down)
Change (decrease)
Release
No change
Terminals
Condition
Voltage signal
(+)
(–)
Driver
seat con-
trol unit
connector
Termi-
nal
B202
10
Ground
Seat
lifting
(rear)
Oper-
ate
Other
than
above
0 or 5
PIIA4563E
SIIA0693J
ADP-72
< COMPONENT DIAGNOSIS >
LIFTING SENSOR (REAR)
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit and lifting motor (rear).
3.
Check the continuity between driver seat control unit harness
connector and lifting motor (rear) harness connector.
4.
Check the continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK SEAT OPERATION
1.
Connect driver seat control unit and lifting motor (rear) connector.
2.
Check the seat operation [except lifting (rear) operation] with memory function.
Is the operation normal?
YES
>> Replace lifting motor (rear). (Built in seat slide cushion frame.)
NO
>> Replace driver seat control unit.
4.
CHECK INTERMITTENT INCIDENT
GI-51, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace driver seat control unit.
NO
>> Repair or replace the malfunctioning part.
Driver seat control
unit connector
Terminal
Lifting motor (rear)
connector
Terminal
Continuity
B202
10
B207
2
Yes
16
3
31
1
Driver seat control unit
connector
Terminal
Ground
Continuity
B202
10
No
16
31
LIIA0709E
PEDAL ADJUSTING SENSOR
ADP-73
< COMPONENT DIAGNOSIS >
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PEDAL ADJUSTING SENSOR
Description
INFOID:0000000001711065
• The pedal adjusting sensor is installed to the pedal assembly.
• The resistance of pedal adjusting sensor is changed according to the forward/backward position of pedal
assembly.
• The terminal voltage of automatic drive positioner control unit will be changed according to a change of
pedal adjusting sensor resistance. Automatic drive positioner control unit calculates the pedal assembly
position from the voltage.
Component Function Check
INFOID:0000000001711066
1.
CHECK FUNCTION
1.
Select “PEDAL SEN” in “Data monitor” mode with CONSULT-III.
2.
Check the pedal sensor signal under the following condition.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000001711067
1.
CHECK PEDAL ADJUSTING SENSOR SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between automatic drive positioner control unit
harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 2
2.
CHECK PEDAL ADJUSTING SENSOR CIRCUIT
Monitor item
Condition
Value
PEDAL SEN
Pedal position
Forward
0.5V
Backward
4.5V
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(-)
Automatic
drive position-
er control unit
Terminal
M33
8
Ground
Pedal as-
sembly
position
Forward
0.5
Backward
4.5
PIIA4569E
ADP-74
< COMPONENT DIAGNOSIS >
PEDAL ADJUSTING SENSOR
1.
Turn ignition switch OFF.
2.
Disconect automatic drive positioner control unit and pedal
adjusting motor.
3.
Check continuity between automatic drive positioner control unit
harnnes connector and pedal adjusting motor harness connec-
tor.
4.
Check continuity between automatic drive positioner control unit
harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK DOOR MIRROR OPERATION
1.
Connect automatic drive positioner control unit connector and pedal adjusting motor connector.
2.
Turn ignition switch ON.
3.
Check door mirror operation with memory function.
Is the operation normal?
YES
>> Replace pedal adjusting motor.
NO
>> Replace automatic drive positioner control unit.
4.
CHECK INTERMITTENT INCIDENT
GI-51, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace automatic drive positioner control unit.
NO
>> Repair or replace the malfunctioning part.
Automatic drive posi-
tioner
control unit connector
Terminal
Pedal adjusting
motor connector
Terminal
Continuity
M33 (A)
8
E110 (B)
4
Yes
M34 (C)
33
3
41
5
Automatic drive positioner
control unit connector
Terminal
Ground
Continuity
M33
8
No
M34
33
41
LIIA2236E
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