INFINITI FX35 2006 Service Manual

AUTOMATIC DRIVE POSITIONER SE-43
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Revision: 2006 December 2006 FX35/FX45
Check Sliding Motor CircuitNIS001V2
1. CHECK SEAT SLIDING MECHANISM
Check the following.

Operation malfunction caused by sliding rail deformation or pinched harness or other foreign materials

Operation malfunction caused by foreign materials adhered to the sliding motor or sliding rail connector
rod

Operation malfunction and interference with other parts by poor installation
OK or NG
OK >>
GO TO 2 (With CONSULT-II).

GO TO 3 (Without CONSULT-II).
NG >> Repair the malfunctioning part and check again.
All the automatic operations do not operate. 1. Check detention switch (P range switch) circuit
SE-81
2. Check key switch circuit (with intelligent key)SE-82
3. Check key switch circuit (without intelligent key)SE-84
4. Check UART communication line circuitSE-88
5. If all the above systems are normal, replace the
automatic drive positioner control unit SE-15
A part of seat system does not operate
(only manual operation). 1. Check sliding switch circuit
SE-67
2. Check reclining switch circuitSE-68
3. Check front lifting switch circuitSE-70
4. Check rear lifting switch circuitSE-71
5. If the above systems are normal, replace the driver
seat control unit SE-15
A part of steering tilt, telescopic and door mirror does not
operate (only manual operation). 1. Check door mirror remote control switch (changeover
switch) circuit SE-77
2. Check door mirror remote control switch (mirror
switch) circuit SE-79
3. Check tilt switch circuit
SE-75
4. Check telescopic switch circuitSE-73
5. If the above systems are normal, replace the
automatic drive positioner control unit SE-15
Only seat memory switch operation dose not operate. 1. Check seat memory switch circuit
SE-852. If the above systems are normal, replace the driver
seat control unit SE-15
Seat memory indicator lamps 1 and 2 do not illuminate. 1. Check seat memory indicator lamp circuit
SE-872. If all the above systems are normal, replace the driver
seat control unit SE-15
The Entry/Exiting does not operated when door is opened
and closed. (The Entry/Exiting operates with key switch) 1. Check front door switch (driver side) circuit
SE-65
2. If all the above systems are normal, replace the BCMBCS-15
Only seat sliding, seat reclining and seat lifting (front and
rear) operations do not operate. Check power seat switch ground circuit
SE-72
Only lumbar support does not operate. Check lumbar support circuit SE-90
Symptom Diagnoses / service procedure Refer to
page

SE-44
AUTOMATIC DRIVE POSITIONER
Revision: 2006 December 2006 FX35/FX45
2. CHECK FUNCTION
With CONSULT-II
Check operation with “SEAT SLIDE” in ACTIVE TEST.
OK or NG
OK >> Sliding motor circuit is OK.
NG >> GO TO 3.
3. CHECK SLIDING MOTOR HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector and sliding motor connector.
3. Check continuity between driver seat control unit connector B153 terminals 3, 10 and sliding motor connector B161 termi-
nals 3, 10.
4. Check continuity between driver seat control unit connector B153 terminals 3, 10 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between driver seat control unit and sliding motor.
4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL
1. Connect the driver seat control unit connector.
2. Sliding switch operate, check voltage between driver seat control unit connector and ground.
OK or NG
OK >> Replace sliding motor.
NG >> Replace driver seat control unit.
Test item Description
SEAT SLIDE The sliding motor is activated by receiving the drive signal.
PIIA0265E
3 (G) – 3 (G) : Continuity should exist.
10 (G/R) – 10 (G/R) : Continuity should exist.
3 (G) – Ground : Continuity should not exist.
10 (G/R) – Ground : Continuity should not exist.
PIIA6114E
Connec- tor Terminals
(Wire color) Sliding switch condition Voltage (V)
(Approx.)
(+) (–)
B153 3 (G)
Ground FORWARD Battery voltage
Other than above 0
10 (G/R) BACKWARD Battery voltage
Other than above 0
PIIA6113E

AUTOMATIC DRIVE POSITIONER SE-45
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Revision: 2006 December 2006 FX35/FX45
Check Reclining Motor CircuitNIS001V3
1. CHECK SEAT RECLINING MECHANISM
Check the following.

Operation malfunction caused by an interference with the center pillar or center console

Operation malfunction and interference with other parts by poor installation
OK or NG
OK >>
GO TO 2 (With CONSULT-II).

GO TO 3 (Without CONSULT-II).
NG >> Repair the malfunctioning part and check again.
2. CHECK FUNCTION
With CONSULT-II
Check operation with “SEAT RECLINING” in ACTIVE TEST.
OK or NG
OK >> Reclining motor circuit is OK.
NG >> GO TO 3.
3. CHECK RECLINING MOTOR HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector and reclining motor connector.
3. Check continuity between driver seat control unit connector B153 terminals 4, 12 and reclining motor connector B166 termi-
nals 4, 12.
4. Check continuity between driver seat control unit connector B153 terminals 4, 12 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between driver seat control unit and reclining motor.
Test item Description
SEAT
RECLINING The reclining motor is activated by receiving the drive signal.
PIIA0268E
4 (G/L) – 4 (G/L) : Continuity should exist.
12 (G/Y) – 12 (G/Y) : Continuity should exist.
4 (G/L) – Ground : Continuity should not exist.
12 (G/Y) – Ground : Continuity should not exist.
PIIA6117E

SE-46
AUTOMATIC DRIVE POSITIONER
Revision: 2006 December 2006 FX35/FX45
4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL
1. Connect the driver seat control unit.
2. Reclining switch operate, check voltage between driver seat control unit connector and ground.
OK or NG
OK >> Replace reclining motor.
NG >> Replace driver seat control unit.
Check Front Lifting Motor CircuitNIS001V4
1. CHECK FRONT 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 lifter motor or lead screws

Operation malfunction and interference with other parts by installation
OK or NG
OK >>
GO TO 2 (With CONSULT-II).

GO TO 3 (Without CONSULT-II).
NG >> Repair the malfunctioning part and check again.
2. CHECK FUNCTION
With CONSULT-II
Check operation with “SEAT LIFTER FR” in ACTIVE TEST.
OK or NG
OK >> Front lifting motor circuit is OK.
NG >> GO TO 3.
Connector Terminals
(Wire color) Reclining switch condition Voltage (V)
(Approx.)
(+) (–)
B153 4 (G/L)
Ground FORWARD Battery voltage
Other than above 0
12 (G/Y) BACKWARD Battery voltage
Other than above 0
PIIA6116E
Test item Description
SEAT
LIFTER FR The front end lifter motor is activated by receiving the drive sig-
nal.
PIIA0271E

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Revision: 2006 December 2006 FX35/FX45
3. CHECK FRONT LIFTING MOTOR HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector and front lifting motor connector.
3. Check continuity between driver seat control unit connector B153 and terminals 5, 13 and front lifting motor connector B164
terminals 5, 13.
4. Check continuity between driver seat control unit connector B153 and terminals 5, 13 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between driver seat control unit and front lifting motor.
4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL
1. Connect the driver seat control unit connector.
2. Front lifting switch operate, check voltage between driver seat control unit connector and ground.
OK or NG
OK >> Replace front lifting motor.
NG >> Replace driver seat control unit.
Check Rear Lifting Motor CircuitNIS001V5
1. CHECK REAR 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 lifter motor or lead screws

Operation malfunction and interference with other parts by poor installation
OK or NG
OK >>
GO TO 2 (With CONSULT-II).

GO TO 3 (Without CONSULT-II).
NG >> Repair the malfunctioning part and check again. 5 (LG) – 5 (LG) : Continuity should exist.
13 (Y) – 13 (Y) : Continuity should exist.
5 (LG) – Ground : Continuity should not exist.
13 (Y) – Ground : Continuity should not exist.
PIIA6120E
Connector Te r m i n a l s
(Wire color) Front lifting switch condition Voltage (V)
(Approx.)
(+) (–)
B153 5 (LG)
Ground DOWN Battery voltage
Other than above 0
13 (Y) UP Battery voltage
Other than above 0
PIIA6119E

SE-48
AUTOMATIC DRIVE POSITIONER
Revision: 2006 December 2006 FX35/FX45
2. CHECK FUNCTION
With CONSULT-II
Check operation with “SEAT LIFTER RR” in ACTIVE TEST.
OK or NG
OK >> Rear lifting motor check is OK.
NG >> GO TO 3.
3. CHECK REAR LIFTING HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector and rear lifting motor connector.
3. Check continuity between driver seat control unit connector B153 terminals 6, 7 and rear lifting motor connector B162 termi-
nals 6, 7.
4. Check continuity between driver seat control unit connector B153 terminals 6, 7 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between driver seat control unit and rear lifting motor.
4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL
1. Connect the driver seat control unit connector.
2. Rear lifting switch operate, check voltage between driver seat control unit connector and ground.
OK or NG
OK >> Replace rear lifting motor.
NG >> Replace driver seat control unit.
Test item Description
SEAT LIFTER
RR The rear end lifter motor is activated by receiving the drive sig-
nal.
PIIA0274E
6 (G/W) – 6 (G/W) : Continuity should exist.
7 (G/B) – 7 (G/B) : Continuity should exist.
6 (G/W) – Ground : Continuity should not exist.
7 (G/B) – Ground : Continuity should not exist.
PIIA6123E
Connector Terminals
(Wire color) Rear lifting switch condition Voltage (V)
(Approx.)
(+) (–)
B153 6 (G/W)
Ground UP Battery voltage
Other than above 0
7 (G/B) DOWN Battery voltage
Other than above 0
PIIA6122E

AUTOMATIC DRIVE POSITIONER SE-49
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Revision: 2006 December 2006 FX35/FX45
Check Telescopic Motor CircuitNIS001V6
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 (With CONSULT-II).

GO TO 3 (Without CONSULT-II).
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.
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 M50 terminals 36, 44 and tilt motor and telescopic
motor connector M27 terminals 3, 4.
4. Check continuity between automatic drive positioner control unit connector M50 terminals 36, 44 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.
Test item Description
TELESCO
MOTOR The telescopic motor is activated by receiving the drive signal.
PIIA0277E
36 (L/R) – 3 (L/R) : Continuity should exist.
44 (L/W) – 4 (L/W) : Continuity should exist.
36 (L/R) – Ground :Continuity should not exist.
44 (L/W) – Ground :Continuity should not exist.
PIIA5066E

SE-50
AUTOMATIC DRIVE POSITIONER
Revision: 2006 December 2006 FX35/FX45
4. CHECK BCM OUTPUT SIGNAL
1. Connect the automatic drive positioner control unit connector.
2. Telescopic switch operate, 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 CircuitNIS001V7
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 (With CONSULT-II).

GO TO 3 (Without CONSULT-II).
NG >> Repair the malfunctioning part.
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.
Connector Terminals
(Wire color) Telescopic switch condition Voltage (V)
(Approx.)
(+) (–)
M50 36 (L/R)
Ground FORWARD Battery voltage
Other than above 0
44 (L/W) BACKWARD Battery voltage
Other than above 0
PIIA5068E
Test item Description
TILT MOTOR The tilt motor is activated by receiving the drive signal.
PIIA0280E

AUTOMATIC DRIVE POSITIONER SE-51
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Revision: 2006 December 2006 FX35/FX45
3. CHECK TILT MOTOR CIRCUIT HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit connector and tilt and telescopic motor connector.
3. Check continuity between automatic drive positioner control unit connector M50 terminals 35, 42 and tilt and telescopic motor
connector M27 terminals 1, 2.
4. Check continuity between automatic drive positioner control unit connector M50 terminals 35, 42 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between automatic drive positioner control unit and tilt and telescopic
motor.
4. CHECK BCM OUTPUT SIGNAL
1. Connect automatic drive positioner control unit connector and tilt and telescopic motor connector.
2. Tilt switch operate, 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 Driver Side Mirror Motor CircuitNIS001V8
1. CHECK DOOR MIRROR FUNCTION
Check the following.
Operation malfunction caused by a foreign object caught in door mirror face edge.
OK or NG
OK >>
GO TO 2 (With CONSULT-II).

GO TO 3 (Without CONSULT-II).
NG >> Repair the malfunctioning parts, and check the symptom again. 35 (R/L) – 1 (R/L) : Continuity should exist.
42 (R/B) – 2 (R/B) : Continuity should exist.
35 (R/L) – Ground : Continuity should not exist.
42 (R/B) – Ground : Continuity should not exist.
PIIA5065E
Connector Terminals
(Wire color) Tilt switch condition Voltage (V)
(Approx.)
(+) (–)
M50 35 (R/L)
Ground UP Battery voltage
Other than above 0
42 (R/B) DOWN Battery voltage
Other than above 0
PIIA5067E

SE-52
AUTOMATIC DRIVE POSITIONER
Revision: 2006 December 2006 FX35/FX45
2. CHECK MIRROR MOTOR
With CONSULT-II
Check the operation with “MIRROR MOTOR LH” in the ACTIVE TEST.
OK or NG
OK >> Driver side mirror motor circuit is OK.
NG >> GO TO 3.
3. CHECK DOOR MIRROR MOTOR (DRIVER SIDE) HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit connector and door mirror (driver side) connector.
3. Check continuity between automatic drive positioner control unit connector M49 terminal 16, 31, 32 and door mirror (driver side)
connector D2 terminal 11, 12, 13.
4. Check continuity between automatic drive positioner control unit connector M49 terminal 16, 31, 32 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness between automatic drive positioner control unit and door mirror (driver side).
Test item Description
MIRROR MOTOR LH The LH mirror motor moves the mirror UP/DOWN and
LEFT/RIGHT by receiving the drive signal.
PIIA4784E
16 (P) – 13 (P) : Continuity should exist.
31 (R/W) – 11 (GY) : Continuity should exist.
32 (G/B) – 12 (PU) : Continuity should exist.
16 (P) – Ground : Continuity should not exist.
31 (R/W) – Ground : Continuity should not exist.
32 (G/B) – Ground : Continuity should not exist.
PIIB8581E