Infiniti EX35. Manual — part 24
ADP-90
< COMPONENT DIAGNOSIS >
SLIDING SENSOR
Is the inspection result normal?
YES
>> Replace sliding sensor.
NO
>> Repair or replace harness or connector.
RECLINING SENSOR
ADP-91
< COMPONENT DIAGNOSIS >
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RECLINING SENSOR
Description
INFOID:0000000003134728
• 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:0000000003134729
1.
CHECK FUNCTION
1.
Turn ignition switch ON.
2.
Select “RECLN PULSE” in “Data monitor” mode with CONSULT-III.
3.
Check reclining sensor signal under the following conditions.
*1
: The value at the seat position attained when the battery is connected is considered to be 32768.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000003134730
1.
CHECK RECLINING SENSOR SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage signal between driver seat control unit harness connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-209, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK RECLINING SENSOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit and reclining motor connector.
3.
Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.
Monitor item
Condition
Value
RECLN PULSE
Seat reclining
Operate (forward)
Change (increase)
*1
Operate (backward)
Change (decrease)
*1
Release
No change
*1
(+)
(–)
Condition
Voltage (V)
(Approx.)
Driver seat control unit
Connector
Terminal
B451
9
Ground
Seat reclining
Operate
Other than
above
0 or 5
JMJIA0119ZZ
ADP-92
< COMPONENT DIAGNOSIS >
RECLINING SENSOR
4.
Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK RECLINING SENSOR POWER SUPPLY
1.
Connect driver seat control unit connector.
2.
Turn ignition switch ON.
3.
Check voltage between reclining motor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
CHECK RECLINING SENSOR POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.
4.
Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-209, "Removal and Installation"
NO
>> Repair or replace harness or connector.
5.
CHECK RECLINING SENSOR GROUND
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.
Driver seat control unit
Reclining motor
Continuity
Connector
Terminal
Connector
Terminal
B451
9
B454
9
Existed
Driver seat control unit
Ground
Continuity
Connector
Terminal
B451
9
Not existed
(+)
(–)
Voltage (V)
(Approx.)
Reclining motor
Connector
Terminal
B454
16
Ground
Battery voltage
Driver seat control unit
Reclining motor
Continuity
Connector
Terminal
Connector
Terminal
B451
16
B454
16
Existed
Driver seat control unit
Ground
Continuity
Connector
Terminal
B451
16
Not existed
Driver seat control unit
Reclining motor
Continuity
Connector
Terminal
Connector
Terminal
B451
31
B454
31
Existed
RECLINING SENSOR
ADP-93
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Replace reclining motor.
NO
>> Repair or replace harness or connector.
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