2008 INFINITI FX35 steering

SE-44
< SERVICE INFORMATION >
AUTOMATIC DRIVE POSITIONER
Check Sliding Motor Circuit
INFOID:0000000001328111
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 wit h other parts by poor installation
OK or NG
OK >>  GO TO 2 (With CONSULT-III).  GO TO 3 (Without CONSULT-III).
NG >> Repair the malfunctioning part and check again.
2.CHECK FUNCTION
With CONSULT-III
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.
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-71
2. Check door mirror remote co
ntrol switch (mirror switch)
circuit SE-73
3. Check tilt switch circuit
SE-70
4. Check telescopic switch circuitSE-68
5. If the above systems are normal, replace the
automatic drive positioner control unit SE-16
Only seat memory switch operation dose not operate. 1. Check seat memory switch circuit
SE-782. If the above systems are normal, replace the driver
seat control unit SE-16
Seat memory indicator lamps 1 and 2 do not illuminate. 1. Check seat memory indicator lamp circuit
SE-792. If all the above systems are normal, replace the driver
seat control unit SE-16
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-62
2. If all the above systems are normal, replace the BCM BCS-13
Only seat sliding, seat reclining and seat lifting (front and
rear) operations do not operate.Check power seat switch ground circuit
SE-68
Only lumbar support does not operate. Check lumbar support circuit SE-82
Symptom Diagnoses / service procedureRefer to
page
Test item Description
SEAT SLIDE The sliding motor is activated by receiving the drive signal.
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SE-48
< SERVICE INFORMATION >
AUTOMATIC DRIVE POSITIONER
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 driv er seat control unit connector
B153 terminals 6, 7 and rear lifting motor connector B162 termi-
nals 6, 7.
4. Check continuity between driv er 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.
Check Telescopic Motor CircuitINFOID:0000000001328115
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 wit h other parts by poor installation
OK or NG
OK >>  GO TO 2 (With CONSULT-III).  GO TO 3 (Without CONSULT-III).
NG >> Repair the malfunctioning part and check again.
2.CHECK FUNCTION
With CONSULT-III
Check operation with “TELESCO MOTOR” in ACTIVE TEST. 6 (G/W) – 6 (G/W) : Co
ntinuity should exist.
7 (G/B) – 7 (G/B) : Co ntinuity should exist.
6 (G/W) – Ground : Continuity should not exist.
7 (G/B) – Ground : Continuity should not exist.
PIIA6123E
Connector Te r m i n a l s
(Wire color) Rear lifting switch condition Voltage (V)
(Approx.)
(+) (–)
B153 6 (G/W)
GroundUP Battery voltage
Other than above 0
7 (G/B) DOWN Battery voltage
Other than above 0
PIIA6122E
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

AUTOMATIC DRIVE POSITIONERSE-49
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
SE
N
O P
OK or NG
OK >> Steering telescopic motor circuit is OK.
NG >> GO TO 3.
3.CHECK TELESCOPIC MOTO R 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 automat ic drive positioner control unit
connector M50 terminals 36, 44 and tilt motor and telescopic
motor connector M27 terminals 3, 4.
4. Check continuity between automat ic 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 dr ive 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. Telescopic switch operate, check voltage between aut omatic 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 CircuitINFOID:0000000001328116
1.CHECK STEERING WH EEL TILT MECHANISM
Check following.
 Operation malfunction caused by steering wheel t ilt 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-III).  GO TO 3 (Without CONSULT-III).
NG >> Repair the malfunctioning part.
Test item Description
TELESCO
MOTOR The telescopic motor is activated by receiving the drive signal.
36 (L/R) – 3 (L/R) : Co
ntinuity should exist.
44 (L/W) – 4 (L/W) : Co ntinuity should exist.
36 (L/R) – Ground :Continuity should not exist.
44 (L/W) – Ground :Continuity should not exist.
PIIA5066E
Connector Te r m i n a l s
(Wire color) Telescopic switch condition Voltage (V)
(Approx.)
(+) (–)
M50 36 (L/R)
GroundFORWARD Battery voltage
Other than above 0
44 (L/W) BACKWARD Battery voltage
Other than above 0
PIIA5068E
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

SE-50
< SERVICE INFORMATION >
AUTOMATIC DRIVE POSITIONER
2.CHECK FUNCTION
With CONSULT-III
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 uni t connector and tilt and telescopic motor connector.
3. Check continuity between automat ic drive positioner control unit
connector M50 terminals 35, 42 and tilt and telescopic motor
connector M27 terminals 1, 2.
4. Check continuity between automat ic 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 dr ive 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 automat ic 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 CircuitINFOID:0000000001328117
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-III).  GO TO 3 (Without CONSULT-III).
NG >> Repair the malfunctioning parts, and check the symptom again.
Te s t i t e m D e s c r i p t i o n
TILT MOTOR The tilt motor is activated by receiving the drive signal.
35 (R/L) – 1 (R/L) : Co ntinuity 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 Te r m i n a l s
(Wire color) Tilt switch condition Voltage (V)
(Approx.)
(+) (–)
M50 35 (R/L)
GroundUP Battery voltage
Other than above 0
42 (R/B) DOWN Battery voltage
Other than above 0
PIIA5067E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

AUTOMATIC DRIVE POSITIONERSE-61
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
SE
N
O P
NG >> GO TO 3.
3.CHECK HARNESS CONTINUITY 1
1. Disconnect automatic drive positioner contro l unit and door mirror (passenger side) connector.
2. Check continuity between automat ic drive positioner control unit
connector M50 terminal 33, 41 and door mirror (passenger side)
connector D32 terminal 1, 9.
3. Check continuity between automat ic drive positioner control unit
connector M50 terminals 33, 41 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between automatic drive positioner control unit and door mirror (pas-
senger side).
4.CHECK HARNESS CONTINUITY 2
1. Check continuity between automat ic drive positioner control unit
connector M49 terminal 5, 21 and door mirror (passenger side)
connector D32 terminal 2, 10.
2. Check continuity between automat ic drive positioner control unit
connector M49 terminal 5, 21 and ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Repair or replace harness between automatic drive positioner control unit and door mirror (pas-
senger side).
Check Steering and Door Mirror Sensor Power Supp ly and Ground CircuitINFOID:0000000001328127
1.CHECK STEERING AND DOOR MIRROR SENSOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Check voltage between automatic drive positioner control unit
connector M50 terminal 33 and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace automatic drive positioner control unit.
2.CHECK STEERING AND DOOR MIRROR SENSOR GROUND CIRCUIT
33 (G/W) – 1 (BR) : Continuity should exist.
41 (B/Y) – 9 (G) : Continuity should exist.
33 (G/W) – Ground : Continuity should not exist.
41 (B/Y) – Ground : Continuity should not exist.
PIIB8586E
5 (OR) – 2 (LG) : Continuity should exist.
21 (G/Y) – 10 (P) : Cont
inuity should exist.
5 (OR) – Ground : Continuity should not exist.
21 (G/Y) – Ground : Contin uity should not exist.
PIIB8587E
33 (G/W) – Ground : Approx. 5V
PIIA4778E
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

SE-62
< SERVICE INFORMATION >
AUTOMATIC DRIVE POSITIONER
Check continuity between automatic drive positioner control unit
connector M50 terminal 41 and ground.
OK or NG
OK >>  GO TO 3. (Door mirror sensor)  GO TO 4. (Steering sensor)
NG >> Replace automatic drive positioner control unit.
3.CHECK HARNESS CONTINUITY (DOOR MIRROR SENSOR)
1. Disconnect automatic drive positioner control unit and door mirror (driver side or passenger side) connec-
tor.
2. Check continuity between automat ic drive positioner control unit
connector M50 terminal 33, 41 and door mirror connector D2
(driver side) or D32 (passenger side) terminal 1, 9.
3. Check continuity between automat ic drive positioner control unit
connector M50 terminal 33, 41 and ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Repair or replace harness between automatic dr ive positioner control unit and door mirror (driver
side or passenger side).
4.CHECK HARNESS CONTINUI TY (STEERING SENSOR)
1. Disconnect automatic drive positioner control uni t and tilt sensor and telescopic sensor connector.
2. Check continuity between automat ic drive positioner control unit
connector M50 terminal 33, 41 and tilt sensor and telescopic
sensor connector M28 terminal 1, 4.
3. Check continuity between automat ic drive positioner control unit
connector M50 terminal 33, 41 and ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Repair or replace harness between automatic driv e positioner control unit and tilt sensor and tele-
scopic sensor.
Check Front Door Switch (Driver Side) CircuitINFOID:0000000001328128
1.CHECK FUNCTION (WITH CONSULT-III)
With CONSULT-III
Touch “BCM” with “DOOR SW-DR” on the DATA MONITO R, check ON/OFF operation when the driver door is
open and closed. *: Refer to BL-36, "
CONSULT-III Function (BCM)".
41 (B/Y) – Ground : Cont
inuity should exist.
PIIA4779E
33 (G/W) – 1 (OR) : Continuity should exist.
41 (B/Y) – 9 (BR) : Continuity should exist.
33 (G/W) – Ground : Contin uity should not exist.
41 (B/Y) – Ground : Contin uity should not exist.
PIIB8586E
33 (G/W) – 1 (G/W) : Continuity should exist.
41 (B/Y) – 4 (B/Y) : Continuity should exist.
33 (G/W) – Ground : Continuity should not exist.
41 (B/Y) – Ground : Continuity should not exist.
PIIB8588E
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

SE-68
< SERVICE INFORMATION >
AUTOMATIC DRIVE POSITIONER
OK >> GO TO 3.
NG >> Repair or replace harness between driver seat control unit and power seat switch.
3.CHECK REAR LIFTING SWITCH
Rear lifting switch operate, check continuity betw een power seat switch connector B175 terminal 27, 40 and
61B.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Replace power seat switch.
Check Power Seat Switch Ground CircuitINFOID:0000000001328133
1.CHECK POWER SEAT SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power seat switch connector.
3. Check continuity between power seat switch connector B175 terminal 61B and ground.
OK or NG
OK >> Check the condition of the harness and connector.
NG >> Repair or replace harness between power seat switch and ground.
Check Telescopic Switch CircuitINFOID:0000000001328134
1.CHECK FUNCTION
With CONSULT-III
With “TELESCO SW-FR, TELESCO SW-RR” on the DA TA MONITOR, operate the ADP steering switch to
check ON/OFF operation.
Without CONSULT-III
1. Turn ignition switch OFF.
2. Telescopic switch operate, check voltage between aut omatic drive positioner control unit connector and
ground.
Connector Terminal Rear lifting switch condition Continuity
B175 27
61BUP Yes
Other than above No
40 DOWN Yes
Other than above No
PIIB8596E
61B (B/Y) – Ground : Continuity should exist.
PIIB8597E
Monitor item
[OPERATION or UNIT] Contents
TELESCO SW-FR “ON/OFF” (ON/OFF) status judged from the telescoping
switch (FR) signal is displayed.
TELESCO SW-RR “ON/OFF” (ON/OFF) status judged from the telescoping
switch (RR) signal is displayed.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

AUTOMATIC DRIVE POSITIONERSE-69
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
SE
N
O P
OK or NG
OK >> Telescopic switch circuit is OK.
NG >> GO TO 2.
2.CHECK TELESCOPIC CIRCUIT HARNESS CONTINUITY
1. Disconnect automatic drive positioner control unit connector and ADP steering switch connector.
2. Check continuity between automat ic drive positioner control unit
connector M49 terminals 11, 27 and ADP steering switch con-
nector M13 terminals 4, 5.
3. Check continuity between automat ic drive positioner control unit
connector M49 terminals 11, 27 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between automatic drive positioner control unit and ADP steering
switch.
3.CHECK TELESCOPIC SWITCH
ADP steering switch operate, check continuity between ADP steering switch connector M13 terminal 4, 5 and
1.
OK or NG
OK >> GO TO 4.
NG >> Replace ADP steering switch.
4.CHECK ADP STEERING SWITCH GROUND CIRCUIT
Connector Te r m i n a l s
(Wire color) Telescopic switch condition Voltage (V)
(Approx.)
(+) (–)
M49 11 ( B R )
GroundFORWARD 0
Other than above 5
27 (LG) BACKWARD 0
Other than above 5
PIIA5073E
11 (BR) – 5 (BR) : Continuity should exist.
27 (LG) – 4 (LG) : Continuity should exist.
11 (BR) – Ground : Continuity should not exist.
27 (LG) – Ground : Continuity should not exist.
PIIA5071E
Connector Terminal ADP steering switch condition Continuity
M13 5
1FORWARD Yes
Other than above No
4 BACKWARD Yes
Other than above No
PIIA4481E
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