Nissan Teana J32. Manual - part 5

AUTOMATIC DRIVE POSITIONER SYSTEM

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• The seat control unit adopts the sleep mode to reduce the electric power consumption.
• The sleep mode is activated when all of the following conditions are fulfilled.
1.

Ignition switch turns OFF (Steering LOCK position)

2.

No load is applied to the seat control

3.

The seat control unit 45 seconds timer is not activated

4.

Set switch and memory switch (1 and 2) turn OFF

WAKE-UP MODE

The sleep mode is cancelled when any status change is detected for the followings.
1.

CAN communication

2.

Power seat switch

3.

Set switch and memory switch (1 and 2)

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AUTOMATIC DRIVE POSITIONER SYSTEM

AUTOMATIC DRIVE POSITIONER SYSTEM : Component Parts Location

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1.

BCM M118, M119, M122, M123

2.

Combination meter M34

3.

Key slot M99

4.

Seat memory switch D13

5.

Front door switch (driver side) B34

6.

Reclining motor (driver side) B454

7.

Lifting motor (front) (driver side) 
B455

8.

Driver seat control unit B451,B452

9.

Sliding motor (driver side) B461

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AUTOMATIC DRIVE POSITIONER SYSTEM

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AUTOMATIC DRIVE POSITIONER SYSTEM : Component Description

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CONTROL UNITS

INPUT PARTS

Switches

Sensors

OUTPUT PARTS

10. Lifting motor (rear) (driver side) B456 11.

Power seat switch (driver side) B459
(sliding, lifting switch)

12. Power seat switch (driver side) B459

(reclining switch)

13. TCM (transmission control module) 

F23

14. Control device (detention switch) 

M57

15. ABS actuator and electric unit (con-

trol unit) E36

A.

Behind the combination meter

B.

View with seat cushion and seatback 
pad removed

C.

Back side of the seat cushion

D.

Engine room (LH)

E.

View with the center console assem-
bly removed

F.

Engine room (RH)

Item

Function

Driver seat control unit

• Main unit of automatic drive positioner system
• Connected to the CAN

BCM

Transmits the following status to the driver seat control unit via CAN communication
• Driver door: OPEN/CLOSE
• Ignition switch position: ACC/ON
• Door lock: UNLOCK (with Intelligent Key or driver side door request switch oper-

ation)

• Key ID
• Key switch: Insert/Pull out Intelligent Key
• Starter: CRANKING/OTHER
• Steering lock unit status: Lock/Unlock
• Handle position

Combination meter / ABS actuator and 
electric unit (control unit)

Transmits the vehicle speed signal to the driver seat control unit via CAN commu-
nication

AV control unit

The setting change of auto drive positioner system can be performed on the display 

TCM

Transmits the shift position signal (P range) to the driver seat control unit via CAN 
communication

Item

Function

Key slot

The key switch is installed to detect the key inserted/removed status

Front door switch (driver side)

Detects front door (driver side) open/close status 

Control device (detention switch)

Detects the P range position of selector lever

Set switch

The registration and system setting can be performed with its operation

Memory switch 1/2

The registration and operation can be performed with its operation

Power seat switch

The following switches are installed
• Reclining switch
• Lifting switch (front)
• Lifting switch (rear)
• Sliding switch

Item

Function

Lifting sensor (front)

Detects the up/down position of seat lifting (front)

Lifting sensor (rear)

Detects the up/down position of seat lifting (rear)

Reclining sensor

Detects the tilt of seatback

Sliding sensor

Detects the front/rear position of seat

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AUTOMATIC DRIVE POSITIONER SYSTEM

MANUAL FUNCTION

MANUAL FUNCTION : System Diagram

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MANUAL FUNCTION : System Description

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OUTLINE

The driving position (seat) can be adjusted manually with power seat switch.

DETAIL FLOW

Seat 

Item

Function

Lifting motor (front)

Moves the seat lifting (front) upward/downward

Lifting motor (rear)

Moves the seat lifting (rear) upward/downward

Reclining motor

Tilts and raises up the seatback

Sliding motor

Slides the seat frontward/rearward

Memory indicator

Illuminates or blinks according to the registration/operation status

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Order

Input

Output

Control unit condition

1

Power seat switch
(sliding, lifting, reclin-
ing)

—

The power seat switch signal is inputted to the driver seat control 
unit when the power seat switch is operated

2

—

Motors
(sliding, lifting, reclin-
ing)

The driver seat control unit outputs signals to each motor accord-
ing to the power seat switch input signal