INFINITI FX35 2008 Service Manual

SE-42
< SERVICE INFORMATION >
AUTOMATIC DRIVE POSITIONER
ACTIVE TEST
CAUTION:
During vehicle driving, do not perform active test.
NOTE:
If active test is performed, reset seat memory and key fob interlock drive positioner after performing work.
Display Item List
Check CAN Communication SystemINFOID:0000000001532368
1.PERFORM SELF DIAGNOSTIC
1. Turn ignition switch ON and wait for 2 seconds or more.
2. Check “Self Diagnostic Result” of BCM.
TILT SW-UP “ON/OFF” ON/OFF status judged from the tilt switch (UP) signal is displayed.
TILT SW-DOWN “ON/OFF” ON/OFF status judged from the tilt switch (DOWN) signal is displayed.
SET SW “ON/OFF” ON/OFF status judged from the setting switch signal is displayed.
MEMORY SW1 “ON/OFF” ON/OFF status judged from th e seat memory switch 1 signal is displayed.
MEMORY SW2 “ON/OFF” ON/OFF status judged from th e seat memory switch 2 signal is displayed.
P POSI SW “ON/OFF” The selector lever position “ON (P position) / OFF (other than P position)” judged
from the park position switch signal is displayed.
STARTER SW “ON/OFF” Ignition key switch ON (START, ON) /OFF (ignition switch IGN, ACC, or OFF) sta-
tus judged from the ignition switch signal is displayed.
SLIDE PULSE — Value (32768) when battery connects is as standard. If it moves backward, the val-
ue increases. If it moves forward, the value decreases.
RECLN RULSE — Value (32768) when battery connects is as standard. If it moves backward, the val-
ue increases. If it moves forward, the value decreases.
LIFT FR PULSE — Value (32768) when battery connects is as standard. If it moves DOWN, the value
increases. If it moves UP, the value decreases.
LIFT RR PULSE — Value (32768) when battery connects is as standard. If it moves DOWN, the value
increases. If it moves UP, the value decreases.
TILT SEN “V” The tilt position (voltage) judged from the tilt sensor signal is displayed.
TELESCO SEN “V” The telescoping position (voltage) judged from the telescoping sensor signal is dis-
played.
MIR/SE RH R–L “V” Voltage output from RH do or mirror sensor (LH/RH) is displayed.
MIR/SE RH U–D “V” Voltage output from RH door mirror sensor (UP/DOWN) is displayed.
MIR/SE LH R–L “V” Voltage output from LH door mirror sensor (LH/RH) is displayed.
MIR/SE LH U–D “V” Voltage output from LH door mirror sensor (UP/DOWN) is displayed. Monitor item [OPERAT
ION or UNIT] Contents
Test item Description
TILT MOTOR The tilt motor is activated by receiving the drive signal.
TELESCO MOTOR The telescopic motor is activated by receiving the drive signal.
SEAT SLIDE The sliding motor is activated by receiving the drive signal.
SEAT RECLINING The reclining motor is activated by receiving the drive signal.
SEAT LIFTER FR The front end lifter motor is activated by receiving the drive signal.
SEAT LIFTER RR The rear end lifter motor is activated by receiving the drive signal.
MEMORY SW INDCTR The memory sw itch indicator is lit by receivin g the drive signal.
MIRROR MOTOR RH The RH mirror motor moves the mirror UP/DOW
N and LEFT/RIGHT by receiving the drive
signal.
MIRROR MOTOR LH The LH mirror motor moves the mirror UP/DOW
N and LEFT/RIGHT by receiving the drive
signal.
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Is “CAN COMM CIRCUIT” displayed?
YES >> Refer to LAN-14, "Trouble Diagnosis Flow Chart".
NO >> INSPECTION END.
Symptom ChartINFOID:0000000001328110
Symptom Diagnoses / service procedure Refer to
page
Only setting change function cannot be set with display. Interacted display system (without NAVI)
AV- 5 2
Navigation system (with NAVI)AV- 8 7
A part of seat system does not operate
(both automatically and manually).1. Check sliding motor circuit
SE-44
2. Check reclining motor circuit SE-45
3. Check front lifter motor circuitSE-46
4. Check rear lifter motor circuitSE-47
5. If the above systems are normal, replace the driver
seat control unit SE-16
A part of steering tilt, telescopic and door mirror does not
operate (both automatically and manually). 1. Check tilt motor circuit
SE-49
2. Check telescopic motor circuitSE-48
3. Check driver side mirror motor circuit SE-50
4. Check passenger side mirror motor circuit SE-52
5. If the above systems are normal, replace the
automatic drive positioner control unit SE-16
A part of seat system does not operate
(only automatic operation). 1. Check sliding sensor circuit
SE-53
2. Check reclining sensor circuitSE-54
3. Check front lifting sensor circuitSE-55
4. Check rear lifting sensor circuitSE-56
5. If the above systems are normal, replace the driver
seat control unit SE-16
A part of steering tilt, telescopic system and door mirror
system dose not operate (only automatic operation). 1. Check steering and door mirror sensor power supply
and ground circuit SE-61
2. Check driver side mirror sensor circuit
SE-59
3. Check passenger side mirror sensor circuitSE-60
4. Check tilt sensor circuitSE-58
5. Check telescopic sensor circuitSE-57
6. If all the above systems are normal, replace the
automatic drive positioner control unit SE-16
All the automatic operations do not operate. 1. Check A/T device (park position switch) circuit
SE-74
2. Check key switch circuit (with intelligent key)SE-76
3. Check key switch circuit (without intelligent key)SE-77
4. Check UART communication line circuitSE-80
5.If all the above systems are normal, replace the
automatic drive positioner control unit
SE-16
A part of seat system does not operate
(only manual operation). 1. Check sliding switch circuit
SE-63
2. Check reclining switch circuitSE-64
3. Check front lifting switch circuitSE-66
4. Check rear lifting switch circuitSE-67
5.If the above systems are normal, replace the driver
seat control unit SE-16
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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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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 betw een driver seat control unit connector and ground.
OK or NG
OK >> Replace sliding motor.
NG >> Replace driver seat control unit.
Check Reclining Motor CircuitINFOID:0000000001328112
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-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 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. 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 Te r m i n a l s
(Wire color) Sliding switch condition Voltage (V) (Ap-
prox.)
(+) (–)
B153 3 (G)
Ground FORWARD Battery voltage
Other than above 0
10 (G/R) BACKWARD Battery voltage
Other than above 0
PIIA6113E
Test item Description
SEAT
RECLINING The reclining motor is activated by receiving the drive signal.
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SE-46
< SERVICE INFORMATION >
AUTOMATIC DRIVE POSITIONER
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 driv er 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.
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 CircuitINFOID:0000000001328113
1.CHECK FRONT LIFTING MECHANISM
Check the following.
 Operation malfunction caused by lifter mechanism defo rmation or pinched harness or other foreign materials
 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-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 LIFTER FR” in ACTIVE TEST.
OK or NG
OK >> Front lifting motor circuit is OK.
NG >> GO TO 3. 4 (G/L) – 4 (G/L) : Co
ntinuity should exist.
12 (G/Y) – 12 (G/Y) : Co ntinuity should exist.
4 (G/L) – Ground : Continuity should not exist.
12 (G/Y) – Ground : Continuity should not exist.
PIIA6117E
Connector Te r m i n a l s
(Wire color) Reclining switch condition Voltage (V) (Ap-
prox.)
(+) (–)
B153 4 (G/L)
GroundFORWARD Battery voltage
Other than above 0
12 (G/Y) BACKWARD Battery voltage
Other than above 0
PIIA6116E
Te s t i t e m D e s c r i p t i o n
SEAT
LIFTER FR The front end lifter motor is activated by receiving the drive signal.
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3.CHECK FRONT LIFTING MO TOR 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 bet ween 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 CircuitINFOID:0000000001328114
1.CHECK REAR LIFTING MECHANISM
Check the following.
 Operation malfunction caused by lifter mechanism deformation or pinched harness or other foreign materials
 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-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 LIFTER RR” in ACTIVE TEST.
OK or NG
5 (LG) – 5 (LG) : Cont inuity should exist.
13 (Y) – 13 (Y) : Continuity should exist.
5 (LG) – Ground : Contin uity 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)
GroundDOWN Battery voltage
Other than above 0
13 (Y) UP Battery voltage
Other than above 0
PIIA6119E
Test item Description
SEAT LIFTER
RR The rear end lifter motor is activated by receiving the drive signal.
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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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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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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
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2.CHECK MIRROR MOTOR
With CONSULT-III
Check the operation with “MIRROR MO TOR 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 (DRI VER SIDE) HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control uni t connector and door mirror (driver side) connector.
3. Check continuity between automat ic 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 automat ic 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 dr ive positioner control unit and door mirror (driver
side).
4.CHECK MIRROR MOTOR SIGNAL
1. Connect automatic drive positioner contro l unit and door mirror (driver side) connector.
2. Turn ignition switch ACC.
3. Turn changeover switch LH position.
4. Mirror switch operate, check voltage betw een door mirror (driver side) connector and ground.
OK or NG
OK >> Replace door mirror motor (driver side).
NG >> Check the condition of the harness and the connector.
Test item Description
MIRROR MOTOR LH The LH mirror motor move
s the mirror UP/DOWN and
LEFT/RIGHT by receiving the drive signal.
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
Connector Te r m i n a l s
(Wire color) Mirror switch condition Voltage (V)
(Approx.)
(+) (–)
D2 11 ( G Y )
Ground UP Battery voltage
Other than above 0
12 (PU) LEFT Battery voltage
Other than above 0
13 (P) DOWN or RIGHT Battery voltage
Other than above 0
PIIB8582E
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