seat memory INFINITI M35 2006 Factory User Guide

AUTOMATIC DRIVE POSITIONER
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Revision: 2006 January2006 M35/M45
AUTOMATIC DRIVE POSITIONERPFP:28491
Component Parts And Harness Connector LocationNIS0025Q
PIIB6292E
1. Fuse block (J/B) 2. Fuse and fusible link box 3. BCM M1, M2, M3
(View with the glove box assembly
removed)
4. A. Automatic drive positioner control
unit M6, M7
B. Telescopic motor M45
C. Telescopic sensor M44
D. Tilt sensor M37
E. Tilt motor M36
(View with the driver lower panel
removed)5. A. Front lifting motor B209
B. Rear lifting motor B208
C. Driver seat control unit
B204,B205
D. Sliding motor B2076. Seat memory switch D9
7. A. Lumbar support switch B212
B. Reclining switch B213
C. Sliding/Lifting switch B2138. A. ADP steering switch M46
B. Key slot M14
C. Door mirror control switch M959. Reclining motor B208

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System DescriptionNIS0025R
The system automatically moves the driver seat, steering and door mirror position by the driver seat con-
trol unit and the automatic drive positioner control unit. The driver seat control unit corresponds with the
automatic drive positioner control unit via UART communication. The driver seat control unit can store the
optimum driving positions (driver seat, steering and door mirror position) for 2 people. If the driver
changes, one-touch operation allows changing to the other driving position.
The driver seat, steering and door mirror position are adjusted automatically to the proper positions for the
driver in different ways: MEMORY OPERATION, EXITING OPERATION, ENTRY OPERATION and
INTELLIGENT KEY INTERLOCK OPERATION.
MANUAL OPERATION
The driving position (seat, steering and door mirror position) can be adjusted with the power seat switch, ADP
steering switch and door mirror control switch.
NOTE:
The door mirrors can be manually operated with the ignition switch in either ACC or ON.
MEMORY OPERATION
The driver seat control unit can store the optimum driving positions (seat, steering and door mirror position) for
2 people. If the front seat position is changed, one-touch (pressing desired memory switch for more than 0.5
second) operation allows changing to the other driving position.
Operation procedure
1. Turn ignition switch ON.
2. Press desired memory switch for 0.5 second. (Indicator LED illuminates.)
3. Driver seat, steering and door mirror will move to the memorized position.
(Indicator LED blinks during adjustment, then illuminates for 5 seconds.)
Operation Condition
If the following conditions are not satisfied, memory switch operation is not performed.
Ignition switch is in ON position.
Driver side power seat switch, ADP steering switch and door mirror control switch are not operated.
Seat memory switch and set switch are not operated.
Output malfunction is not detected.
CAN and UART communications are normal.
A/T selector lever position is in P position.
Detention switch malfunction is not detected.
[Detention switch malfunction is sensed when detention switch remains OFF, vehicle speed is higher than
7 km/H. (4 MPH).]
Input voltage from tilt sensor and telescopic sensor are normal.
NOTE:
The memory operation operates following order.
Function Description
Manual operationThe driving position (seat, steering and door mirror position) can be adjusted with
the power seat switch ADP steering switch or door mirror control switch.
Auto-
matic
operationMemory operation The seat, steering and door mirror move to the stored driving position by pushing
seat memory switch (1 or 2).
Entry/
Exiting
functionExiting operation At exit, the seat moves backward and the steering wheel moves upward.
Entry operationAt entry, the seat and steering wheel returns from exiting position to the previous
driving position before the exiting operation.
Intelligent Key interlock operationPerform memory operation, exiting operation and entry operation by pressing Intel-
ligent Key unlock button.

AUTOMATIC DRIVE POSITIONER
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*: Door mirror operation starts with the start of seat sliding operation.
Storing Memory Procedure
1. Turn ignition switch to ON.
2. Shift A/T selector lever to P position.
3. Adjust position of driver seat, steering and mirror position.
4. Press set switch.
Indicator LED for which driver seat positions are already retained in memory is illuminated for 5 sec-
onds.
Indicator LED for which driver seat positions are not retained in memory is illuminated for 0.5 second.
5. Press memory switch for which driver seat positions are to be entered in memory for more than 0.5 sec-
ond within 5 seconds after pressing the set switch (during the indicator LED is illuminated).
To enter driver seat positions in blank memory, indicator LED will be illuminated for 5 seconds.
To modify driver seat positions, indicator LED will be turned OFF for 0.5 second then illuminated for 5
seconds.
6.
If you need setting of INTELLIGENT KEY INTERLOCK OPERATION, continue this procedure.
If you don't need setting of INTELLIGENT KEY INTERLOCK OPERATION, the procedure is finished.
Conform the operations of each part with the MEMORY OPERATION.
7. Press intelligent key unlock button within 5 seconds after pressing memory switch.
(While memory switch LED is illuminated.)
8. Conform the operations of each part with MEMORY OPERATION and INTELLIGENT KEY INTERLOCK
OPERATION.
NOTE:
Driving position is erased from the memory when battery cable is disconnected.
Order of priority Operated portion
1* Seat sliding
2 Steering telescopic
3 Steering wheel tilt
4 Seat reclining
5 Seat lifter (front)
6 Seat lifter (rear)

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AUTOMATIC DRIVE POSITIONER
Revision: 2006 January2006 M35/M45
EXITING OPERATION
When exiting, when the condition is satisfied, the seat is moved backward 40 mm (1.57 in) from normal sitting
position and the steering is moved to the most upper position and front position.
The seat slide amount and the steering operation at entry/exit operation can be changed by set switch, CON-
SULT-II and display (located in the instrument panel). Refer to SE-16, "
SETTING CHANGE FUNCTION" .
Operation Condition
Ignition switch: OFF / Driver side door switch: ON (OPEN)
If the following conditions are not satisfied, exiting operation is not performed.
Ignition switch is in OFF position.
A/T selector lever position is in P position.
Vehicle speed is less than 7 km/h. (4 MPH).
Driver side power seat switch and ADP steering switch are not operated.
Seat memory switch and set switch is not operated.
Door mirror control switch is not operated at change over switch is in LH or RH position.
Output malfunction is not detected.
Detention switch malfunction is not detected.
[Detention switch malfunction is sensed when detention switch remains OFF and vehicle speed is higher
than 7 km/h. (4 MPH).]
CAN communications are normal.
Initialization has been done. Refer to SE-16, "INITIALIZATION PROCEDURE" .
ENTRY OPERATION
When the seat is in the exiting position when either condition (1 or 2) is satisfied, the seat returns from exiting
position to the previous driving position.
Operation Condition
1. Ignition switch: ON
2. Ignition switch: ACC / Driver side door switch: OFF (CLOSE)
If the following conditions are not satisfied, entry operation is not performed.
Ignition switch is in OFF position.
A/T selector lever position is in P position.
Vehicle speed is less than 7 km/h (4 MPH).
Driver side power seat switch, ADP steering switch and door mirror control switch are not operated.
Seat memory switch and set switch is not operated.
Output malfunction is not detected.
Detention switch malfunction is not detected.
[Detention switch malfunction is sensed when detention switch remains OFF and vehicle speed is higher
than 7 km/h (4 MPH).]
CAN communications are normal.
Exiting positions have not been changed during and after exiting operation.

AUTOMATIC DRIVE POSITIONER
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Revision: 2006 January2006 M35/M45
INTELLIGENT KEY INTERLOCK OPERATION
When pressing unlock button on Intelligent Key or request switch, the system performs memory operation,
exiting operation and entry operation.
Operation procedure
1. Press unlock button on Intelligent Key or request switch.
2. The system performs MEMORY OPERATION, and then performs EXITING OPERATION continually.
NOTE:
If the seat position is in memorized position before push unlock button, MEMORY OPEPATION dose not per-
form.
3. Turn ignition switch ON or close driver side door when ignition switch is in “ACC” position.
4. The system performs ENTRY OPERATION. (Seat and steering positions are moved to memorized posi-
tions. The memorize position is related to key ID.)
Operation Condition
If the following conditions are not satisfied, memory switch operation is not performed.
Ignition switch is in OFF position.
Driver side power seat switch and door mirror control switch are not operated.
Seat memory switch and set switch are not operated.
Output malfunction is not detected.
CAN and UART communications are normal.
A/T selector lever position is in P position.
Detention position switch malfunction is not detected.
[Detention position switch malfunction is sensed when detention switch remains OFF and vehicle speed is
higher than 7 km/h (4 MPH).]
Linking Intelligent Key to the Stored Memory Procedure
NOTE:
If ignition switch turns ON in the middle of memory operation, the system does not perform exiting opera-
tion after memory operation.
If ignition switch turns ON in the middle of exiting operation, entry operation starts at that time.
If entry / exiting operation is cancelled, perform memory operation only.
FAIL-SAFE MODE
If any of the parts move more than a period “T” without any switch operation, MEMORY OPERATION, EXIT-
ING OPERATION, ENTRY OPERATION, INTELLIGENT KEY INTERLOCK OPERATION and the malfunction
part of manual operations are not operated (output malfunction).
Canceling Fail-safe Mode
The mode is cancelled by either of the following operations.
When the selector lever is shifted to P position from any other position (detention switch is turned OFF).
Operated portion T
Seat slidingApprox. 0.1 sec.
Seat recliningApprox. 0.1 sec.
Seat lifter (front)Approx. 0.1 sec.
Seat lifter (rear)Approx. 0.1 sec.
Steering tiltApprox. 0.1 sec.

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6. Select diagnosis mode.
“DATA MONITOR”, “ACTIVE TEST”, “SELF-DIAG RESULTS“,
“ECU PART NUMBER”, “CAN DIAG SUPPORT MNTR” and
“WORK SUPPORT” are available.
SELF-DIAGNOSIS RESULTS
HOW TO READ SELF-DIAG RESULTS
NOTE:
CAN communication malfunction and detention switch malfunction are displayed on “TIME”. (1)
–If error is detected in the present, “CRNT” is displayed.
–If error is detected in the past (present error is not detected), “PAST” is displayed.
–If error has never been detected, nothing is displayed on “TIME”.
Any items other than CAN communication malfunction and detention switch malfunction are counted. (2)
–If error is detected, error detection frequency is displayed from “1” to “127” on “TIME”.
–If error has never been detected, nothing is displayed on “TIME”.
–Can clear the detected memory.
Normal: Clear memory in normal condition, history is erased and nothing is displayed on “TIME”.
Error: Clear memory in error condition, error is detected again and “1” is displayed on “TIME”.
DISPLAY ITEM LIST
BCIA0031E
CONSULT-II display Item Malfunction is detected when...Reference
page
CAN COMM CIRC
[U1000]CAN communication Malfunction is detected in CAN communication.SE-41

SEAT SLIDE
[B2112]Seat slide motorWhen any manual and automatic operations are not performed, if
any motor operations of seat slide is detected for 0.1 second or
more, status is judged “Output error”.SE-44
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SEAT RECLINING
[B2113]Seat reclining motorWhen any manual and automatic operations are not performed, if
any motor operations of seat reclining is detected for 0.1 second or
more, status is judged “Output error”.SE-45
SE-54
PIIB6449E

AUTOMATIC DRIVE POSITIONER
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DATA MONITOR
SELECTIOM FROM MEMU
SEAT LIFTER FR
[B2114]Seat lifting FR motorWhen any manual and automatic operations are not performed, if
any motor operations of seat lifting FR is detected for 0.1 second or
more, status is judged “Output error”.SE-46
SE-56
SEAT LIFTER RR
[B2115]Seat lifting RR motorWhen any manual and automatic operations are not performed, if
any motor operations of seat lifting RR is detected for 0.1 second or
more, status is judged “Output error”.SE-48
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TILT OUTPUT
[B2116]Tilt motorWhen any manual and automatic operations are not performed, if
any motor operations of seat tilt is detected for 0.1 second or more,
status is judged “Output error”.SE-50
TILT SENSOR
[B2118]Tilt sensorWhen driver seat control unit detects 0.1V or lower, or 4.9V or higher,
from tilt sensor for 0.5 seconds or more.SE-62
TELESCO SEN-
SOR
[B2119]Telescopic sensorWhen driver seat control unit detects 0.1V or lower, or 4.9V or higher,
from telescopic sensor for 0.5 seconds or more.SE-60
DETENT SW
[B2126]Detention SWWith the A/T selector lever in P position (Detente switch OFF), if the
vehicle speed of 7 km/h (4 MPH) or higher was input the detention
switch input system is judged malfunctioning.SE-85
UART COMM
[B2128]UART communica-
tionMalfunction is detected in UART communication.SE-87
CONSULT-II display Item Malfunction is detected when...Reference
page
Monitor item [OPERATION or UNIT] Contents
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.
SLIDE SW–FR “ON/OFF” ON/OFF status judged from the sliding switch (FR) signal is displayed.
SLIDE SW–RR “ON/OFF” ON/OFF status judged from the sliding switch (RR) signal is displayed.
RECLN SW–FR “ON/OFF” ON/OFF status judged from the reclining switch (FR) signal is displayed.
RECLN SW–RR “ON/OFF” ON/OFF status judged from the reclining switch (RR) signal is displayed.
LIFT FR SW–UP “ON/OFF” ON/OFF status judged from the FR lifting switch (UP) signal is displayed.
LIFT FR SW–DN “ON/OFF” ON/OFF status judged from the FR lifting switch (DOWN) signal is displayed.
LIFT RR SW–UP “ON/OFF” ON/OFF status judged from the RR lifting switch (UP) signal is displayed.
LIFT RR SW–DN “ON/OFF” ON/OFF status judged from the RR lifting switch (DOWN) signal is displayed.
MIR CON SW–UP “ON/OFF”ON/OFF status judged from the door mirror remote control switch (UP) signal is
displayed.
MIR CON SW–DN “ON/OFF”ON/OFF status judged from the door mirror remote control switch (DOWN) signal
is displayed.
MIR CON SW–RH “ON/OFF”ON/OFF status judged from the door mirror remote control switch (RIGHT) signal
is displayed.
MIR CON SW–LH “ON/OFF”ON/OFF status judged from the door mirror remote control switch (LEFT) signal is
displayed.
MIR CHNG SW–R “ON/OFF”ON/OFF status judged from the door mirror remote control switch (switching to
RIGHT) signal is displayed.
MIR CHNG SW–L “ON/OFF”ON/OFF status judged from the door mirror remote control switch (switching to
LEFT) signal is displayed.
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.
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.

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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
WORK SUPPORT
The seat slide amount at entry/exit operation setting can be changed by CONSULT-II. Refer to SE-16, "SET-
TING CHANGE FUNCTION" .
DETENT SW “ON/OFF”The selector lever position “OFF (P position) / ON (other than P position)” judged
from the detention switch signal is displayed.
STARTER SW “ON/OFF”Ignition key switch ON (START, ON) /OFF (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 PULSE —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.
MIR/SEN RH U–D “V” Voltage output from RH door mirror sensor (UP/DOWN) is displayed.
MIR/SEN RH R–L “V” Voltage output from RH door mirror sensor (LH/RH) is displayed.
MIR/SEN LH U–D “V” Voltage output from LH door mirror sensor (UP/DOWN) is displayed.
MIR/SEN LH R–L “V” Voltage output from LH door mirror sensor (LH/RH) 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 lifting motor is activated by receiving the drive signal.
SEAT LIFTER RR The rear lifting motor is activated by receiving the drive signal.
MIRROR MOTOR RHThe RH mirror motor moves the mirror UP/DOWN and LEFT/RIGHT by receiving the drive
signal.
MIRROR MOTOR LHThe LH mirror motor moves the mirror UP/DOWN and LEFT/RIGHT by receiving the drive
signal.
MEMORY SW INDCTR The memory switch indicator is lit by receiving the drive signal.

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Only seat memory and set switch operation does not
operate.1. Perform storing memorySE-13
2. Seat memory and set switch circuit checkSE-80
Seat memory indicator lamps 1 and 2 do not illuminate. Seat memory indicator lamp circuit checkSE-81
Entry/Exiting operation does not operated.1. Check system setting.SE-162. Perform initialization.SE-16
3. Front door switch (driver side) circuit checkSE-86
LH or RH door mirror face does not produce the stored
angle, during the memory operation.1. Door mirror sensor power supply and ground circuit
checkSE-832. Door mirror sensor LH circuit checkSE-63
3. Door mirror sensor RH circuit checkSE-66
4. Replace automatic drive positioner control unitSE-11
Intelligent key interlock operation does not operate.
(Other automatic operation and Intelligent Key system are
normal)Perform storing memorySE-13
Lumber support does not operate Lumber support circuit checkSE-89
Symptom Diagnoses / service procedureReference
page

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Seat Memory and Set Switch Circuit CheckNIS0026S
1. CHECK FUNCTION
With CONSULT-II
With “SET SW, MEMORY SW1, MEMORY SW2” on the DATA
MONITOR, operate the switch to check ON/OFF operation.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check voltage between automatic drive positioner control unit connector and ground.
OK or NG
OK >> Seat memory switch circuit is OK.
NG >> GO TO 2.
2. CHECK SEAT MEMORY SWITCH
1. Disconnect seat memory switch connector.
2. Operate the setting switch and seat memory switch.
3. Check continuity between seat memory switch as follows.
OK or NG
OK >> GO TO 3.
NG >> Replace seat memory switch.
Monitor item [OPERATION or
UNIT]Contents
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.
Automatic
drive posi-
tioner con-
trol unit
connectorTerminals
ConditionVoltage [V]
(Approx.)
(+) (-)
M69
GroundMemory switch 1: ON 0
Other than above 5
24Set switch: ON 0
Other than above 5
25Memory switch 2: ON 0
Other than above 5
MIIB0690E
PIIB6188E
Seat memory
switchTerminal Condition Continuity
D91
4Memory switch 1 ON Yes
Memory switch 1: OFF No
2Memory switch 2: ON Yes
Memory switch 2: OFF No
3Set switch: ON Yes
Set switch: OFF No
PIIB6189E