Infiniti M35/M45 Y50. Manual — part 1063
AUTOMATIC DRIVE POSITIONER
SE-49
C
D
E
F
G
H
J
K
L
M
A
B
SE
Check Rear Lifting Motor Circuit
NIS0026A
1.
CHECK REAR SEAT LIFTING MECHANISM
Check the following.
●
Operation malfunction caused by lifter mechanism deformation or pinched harness or other foreign mate-
rials
●
Operation malfunction caused by foreign materials adhered to the rear lifting motor or lead screws
●
Operation malfunction and interference with other parts by poor installation
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace the malfunctioning part and check again.
2.
CHECK FUNCTION
With CONSULT-II
Check operation with “SEAT LIFTER RR” in ACTIVE TEST.
OK or NG
OK
>> Rear lifting motor circuit is OK.
NG
>> GO TO 3.
3.
CHECK REAR LIFTING MOTOR CIRCUIT HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit and rear lifting motor connector.
3.
Check continuity between driver seat control unit connector and rear lifting motor connector.
4.
Check continuity between driver seat control unit connector and
ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness.
Test item
Description
SEAT LIFTER
RR
The rear lifting motor is activated by receiving the drive signal.
PIIA0274E
A
B
Continuity
Driver seat control
unit connector
Terminal
Rear lifting motor
connector
Terminal
B205
38
B210
38
Yes
39
39
A
Ground
Continuity
Driver seat control
unit connector
Terminal
B205
38
No
39
PIIB6138E
SE-50
AUTOMATIC DRIVE POSITIONER
4.
CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL
1.
Connect the driver seat control unit connector.
2.
Check voltage between driver seat control unit connector and ground.
OK or NG
OK
>> Replace rear lifting motor.
NG
>> Replace driver seat control unit.
Check Telescopic Motor Circuit
NIS0026B
1.
CHECK STEERING WHEEL TELESCOPIC MECHANISM
Check following.
●
Operation malfunction caused by steering wheel telescopic mechanism deformation or pinched harness
or other foreign materials
●
Operation malfunction and interference with other parts by poor installation
OK or NG
OK
>> GO TO 2.
NG
>> Repair the malfunctioning part and check again.
2.
CHECK FUNCTION
With CONSULT-II
Check operation with “TELESCO MOTOR” in ACTIVE TEST.
OK or NG
OK
>> Steering telescopic motor circuit is OK.
NG
>> GO TO 3.
Driver
seat
control
unit
connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
B205
38
Ground
Lifting switch (rear) ON
(UP operation)
Battery voltage
Other than above
0
39
Lifting switch (rear) ON
(DOWN operation)
Battery voltage
Other than above
0
PIIB6139E
Test item
Description
TELESCO
MOTOR
The telescopic motor is activated by receiving the drive signal.
PIIA0277E
AUTOMATIC DRIVE POSITIONER
SE-51
C
D
E
F
G
H
J
K
L
M
A
B
SE
3.
CHECK TELESCOPIC MOTOR HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect automatic drive positioner control unit and tilt motor and telescopic motor connector.
3.
Check continuity between automatic drive positioner control unit connector and tilt motor and telescopic
motor connector.
4.
Check continuity between automatic drive positioner control unit
connector and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness between automatic drive positioner control unit and tilt motor and tele-
scopic motor.
4.
CHECK BCM OUTPUT SIGNAL
1.
Connect the automatic drive positioner control unit connector.
2.
Check voltage between automatic drive positioner control unit connector and ground.
OK or NG
OK
>> Replace tilt and telescopic motor.
NG
>> Replace automatic drive positioner control unit.
Check Tilt Motor Circuit
NIS0026C
1.
CHECK STEERING WHEEL TILT MECHANISM
Check following.
●
Operation malfunction caused by steering wheel tilt mechanism deformation or pinched harness and
other foreign materials
●
Operation malfunction and interference with other parts by poor installation
OK or NG
OK
>> GO TO 2.
NG
>> Repair the malfunctioning part.
A
B
Continuity
Automatic drive
positioner control
unit connector
Terminal
Telescopic motor
connector
Terminal
M7
36
M45
1
Yes
44
2
A
Ground
Continuity
Automatic drive posi-
tioner control unit con-
nector
Terminal
M7
36
No
44
PIIB6140E
Automatic drive
positioner control
unit connector
Terminals
Telescopic switch
condition
Voltage (V)
(Approx.)
(+)
(–)
M7
36
Ground
FORWARD
Battery voltage
Other than above
0
44
BACKWARD
Battery voltage
Other than above
0
PIIB6141E
SE-52
AUTOMATIC DRIVE POSITIONER
2.
CHECK FUNCTION
With CONSULT-II
Check operation with “TILT MOTOR” in ACTIVE TEST.
OK or NG
OK
>> Steering tilt motor circuit is OK.
NG
>> GO TO 3.
3.
CHECK TILT MOTOR CIRCUIT HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect automatic drive positioner control unit connector and tilt motor connector.
3.
Check continuity between automatic drive positioner control unit
connector and tilt motor connector.
4.
Check continuity between automatic drive positioner control unit
connector and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness between automatic drive positioner control unit and tilt motor.
Test item
Description
TILT MOTOR
The tilt motor is activated by receiving the drive signal.
PIIA0280E
A
B
Continuity
Automatic drive
positioner control
unit connector
Terminal
Tilt motor
connector
Terminal
M7
35
M36
2
Yes
42
1
A
Ground
Continuity
Automatic drive posi-
tioner control unit con-
nector
Terminal
M7
35
No
42
PIIB6142E
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