battery INFINITI FX35 2005 Service Manual

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8 G/Y UART LINE (RX) Memory switch 1 or 2 switch operated
9 BR Ignition switch (START) Ignition switch
(START position) Battery voltage
10 G/R Sliding motor
BACKWARD signal When sliding motor
BACKWARD operation Battery voltage
Other than above 0
11A R/W Power source (Fuse) — Battery voltage
12 G/Y Reclining motor
BACKWARD signal When reclining motor
BACKWARD operation Battery voltage
Other than above 0
13 Y Front lifting motor
UP output signal When front lifting motor
UP operation Battery voltage
Other than above 0
14 OR CAN-H — —
15 SB CAN-L — —
16A B Ground (power) — 0
17 PU Detention switch signal Selector lever other than P position Battery voltage
Selector lever is sifted to P position 0
18 G Seat sliding sensor signal ON (sliding motor operation)
Other than above 0 or 5
19 G/Y Front lifting sensor signal ON (front lifting motor operation)
Other than above 0 or 5
22 L/G Power seat memory switch
1 signal Memory switch 1: ON 0
Memory switch 1: OFF 5
23 Y/W Power seat memory switch
indictor 1 signal Memory switch 1: ON 1
Memory switch 1: OFF Battery voltage
24 L/R Seat sliding switch
FORWARD signal When seat sliding switch
FORWARD operation 0
Other than above Battery voltage
TERMI-
NAL WIRE
COLOR ITEM CONDITION VOLTAGE (V)
(Approx.)
PIIA4813E
PIIA3277E
SIIA0691J

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25 L/OR Seat reclining switch
FORWARD signal When seat reclining switch
FORWARD operation 0
Other than above Battery voltage
26 L/P Front lifting switch UP signal When front lifting switch
UP operation 0
Other than above Battery voltage
27 L Rear lifting switch UP signal When rear lifting switch
UP operation 0
Other than above Battery voltage
28C B/W Sensor ground — 0
29 G/L Reclining sensor signal ON (reclining motor operation)
Other than above 0 or 5
30 G/W Rear lifting sensor signal ON (rear lifting motor operation)
Other than above 0 or 5
34 L/W Set switch signal Set witch: ON 0
Set witch: OFF 5
35 L/B Power seat memory switch
2 signal Memory switch 2: ON 0
Memory switch 2: OFF 5
36 Y/G Power seat memory switch
indictor 2 signal Memory switch 2: ON 1
Memory switch 2: OFF Battery voltage
37 L/P Seat sliding switch
BACKWARD signal When seat sliding switch
BACKWARD operation 0
Other than above Battery voltage
38 LG/B Seat reclining switch
BACKWARD signal When seat reclining switch
BACKWARD operation 0
Other than above Battery voltage
39 L/G Front lifting switch
DOWN signal When front lifting switch
DOWN operation 0
Other than above Battery voltage
40 L/Y Rear lifting switch
DOWN signal When rear lifting switch
DOWN operation 0
Other than above Battery voltage
61E B/Y Ground (signal) — 0
TERMI-
NAL WIRE
COLOR ITEM CONDITION VOLTAGE (V)
(Approx.)
SIIA0692J
SIIA0693J

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Work Flow AIS002XJ
1. Check the symptom and customer's requests.
2. Understand the system description. Refer to SE-11, "
System Description" .
3. Perform the preliminary check, refer to SE-35, "
Preliminary Check" .
4. Perform the CAN communication inspection using CONSULT-II, refer to SE-38, "
CONSULT-II Function
(AUTO DRIVE POS.)" .
5. Perform the self-diagnosis. Refer to SE-42, "
Check CAN Communication System Inspection" .
6. Repair or replace depending on the self-diagnostic results.
7. Based on the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to SE-42,
"Symptom Chart" .
8. Does the automatic drive positioner system operate normally? If it is normal, GO TO 8.
If it is not normal, GO TO 3.
9. INSPECTION END
Preliminary CheckAIS002XK
SETTING CHANGE FUNCTION
The settings of the automatic driving positioner system can be changed, using CONSULT-II and the display
unit in the center of the instrument panel.
× : Applicable –: Not applicable
It is possible to set sliding driver seat for entry/exit of vehicle by pressing set switch.
NOTE:
After the setting is registered, the new setting is effective, even if the battery is disconnected.
Setting item Content CONSULT–II
(WORK SUPPORT) Display unitFactory
setting
Change seat sliding volume
setting The distance at retain operation
can be selected from the following
3 modes. 40 mm
— ×
80 mm —
150 mm —
Change the Entry/Exit seat
slide function setting The seat sliding turnout and return
at entry/exit can be selected: ON
(operated) – OFF (not operated) ON ON: Indicator lamp ON
×
OFF OFF: Indicator lamp OFF —
Change the Entry/Exit tilt
steering wheel function setting Lift up and backward steering
wheel at entry and exit can be
selected: ON (operated) - OFF (not
operated) ON ON: Indicator lamp ON
×
OFF OFF: Indicator lamp OFF —
Reset custom settings All settings to default. — Default: Setting button
OFF —
Content Setting change operation Indicator LED
The seat sliding turnout and
steering wheel up/backward at
entry/exit can be operated. Press the set switch for more than 10 seconds Blinking twice
The seat sliding turnout and
steering wheel up/backward at
entry/exit can be not operated. Blinking ones

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CHECK POWER SUPPLY AND GROUND
1. CHECK FUSE
Check if any of the following fuses in the BCM are blown.

Check 50A fusible link (letter M , located in the fuse and fusible link box.)

Check 15A fuse [No.22, located in the fuse block (J/B)]

Check 10A fuse [No.1, located in the fuse block (J/B)]

Check 10A fuse [No.6, located in the fuse block (J/B)]
NOTE:
Refer to SE-15, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse. Refer to
SE-15, "
Component Parts and Harness Connector Location" .
2. CHECK POWER SUPPLY CIRCUIT (BCM)
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness for open and short between BCM and fuse or fusible link.
3. CHECK GROUND CIRCUIT (BCM)
1. Turn ignition switch OFF.
2. Check continuity between BCM connector B14 terminal 49, 52 and ground.
OK or NG
OK >> BCM circuit is OK. Check the driver seat control unit. GO TO 4.
NG >> Repair or replace the harness between BCM and ground.
Connector Terminals (Wire color)
Ignition
switch Voltage (V)
(Approx.)
(+) (–)
M3 11 (LG/R)
Ground ACC
Battery voltage
38 (W/L) ON
B14 42 (L/R)
OFF
55 (G)
PIIA5083E
49 (B) – Ground : Continuity should exist.
52 (B) – Ground : Continuity should exist.
PIIA5084E

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4. CHECK FUSE

Check 10A fuse [No.9, located in fuse block (J/B)].
NOTE:
Refer to SE-15, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 5.
NG >> If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse. Refer to
SE-15, "
Component Parts and Harness Connector Location" .
5. CHECK POWER SUPPLY CIRCUIT (DRIVER SEAT CONTROL UNIT)
1. Disconnect driver seat control unit connector.
2. Check voltage between driver seat control unit and ground.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace harness between driver seat control
unit and fuse block (J/B).
6. CHECK GROUND CIRCUIT (DRIVER SEAT CONTROL UNIT)
1. Turn ignition switch OFF.
2. Check continuity between the driver seat control unit connector B152, B153 terminal16A, 61E and ground.
OK or NG
OK >> GO TO 7.
NG >> Repair or replace harness between driver seat control unit and ground.
7. CHECK POWER SUPPLY CIRCUIT (AUTOMATIC DRIVE POSITIONER CONTROL UNIT)
1. Disconnect automatic drive positioner control unit connector.
2. Check voltage between automatic drive positioner control unit and ground.
OK or NG
OK >> GO TO 8.
NG >> Repair or replace harness between automatic drive positioner control unit and fuse block (J/B).
Connector Terminals (Wire color)
Ignition
switch Voltage (V)
(Approx.)
(+) (–)
B152 9 (BR)
Ground START
Battery voltage
B153 1A (R)
OFF
11 A ( R / W )
PIIA5085E
16A (B) – Ground : Continuity should exist.
61E (B/Y) – Ground : Continuity should exist.
PIIA5087E
Connector Terminals (Wire color)
Ignition
switch Voltage (V)
(Approx.)
(+) (–)
M49 28 (SB) Ground START
Battery voltage
M50 34 (L/R)
M50 39 (W/R) OFF
PIIA5086E

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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
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 the seat memory switch 1 signal is displayed.
MEMORY SW2 “ON/OFF” ON/OFF status judged from the seat memory switch 2 signal is displayed.
P POSI SW “ON/OFF” The selector lever position “OFF (P position) / ON (other than P position)” judged
from the P range switch signal is displayed.
STARTER SW “ON/OFF” Ignition key switch ON (START, ON) /OFF (ignition switch IGN, ACC, or OFF)
status judged from the ignition switch signal is displayed.
SLIDE PULSE — Value (32768) when battery connects is as standard. If it moves backward, the
value increases. If it moves forward, the value decreases.
RECLN RULSE — Value (32768) when battery connects is as standard. If it moves backward, the
value 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
displayed.
MIR/SE RH R–L “V” Voltage output from RH door 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 [OPERATION 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 switch indicator is lit by receiving the drive signal.
MIRROR MOTOR RH The RH mirror motor moves the mirror UP/DOWN and LEFT/RIGHT by receiving the drive
signal.
MIRROR MOTOR LH The LH mirror motor moves the mirror UP/DOWN and LEFT/RIGHT by receiving the drive
signal.

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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.
Reclining Motor Circuit CheckAIS002XO
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.
NG >> Repair the malfunctioning part and check again.
2. CHECK FUNCTION
With CONSULT-II
Check operation with “SEAT RECLINING” in ACTIVE TEST.
Without CONSULT-II
GO TO 3.
OK or NG
OK >> Reclining motor circuit is OK.
NG >> GO TO 3.
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
Test item Description
SEAT
RECLINING The reclining motor is activated by receiving the drive signal.
PIIA0268E

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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.
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.
Front Lifting Motor Circuit CheckAIS002XP
1. CHECK FRONT END 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 lifter motor or lead screws

Operation malfunction and interference with other parts by installation
OK or NG
OK >> GO TO 2.
NG >> Repair the malfunctioning part and check again. 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
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

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2. CHECK FUNCTION
With CONSULT-II
Check operation with “SEAT LIFTER FR” in ACTIVE TEST.
Without CONSULT-II
GO TO 3.
OK or NG
OK >> Front lifting motor circuit is OK.
NG >> GO TO 3.
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.
Test item Description
SEAT
LIFTER FR The front end lifter motor is activated by receiving the drive sig-
nal.
PIIA0271E
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

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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.
Telescopic Motor Circuit CheckAIS002Y9
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.
Without CONSULT-II
GO TO 3.
OK or NG
OK >> Steering telescopic motor circuit is OK.
NG >> GO TO 3.
Connector Te r m i n a l s
(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
Test item Description
TELESCO
MOTOR The telescopic motor is activated by receiving the drive signal.
PIIA0277E