EXIT ASSIST FUNCTION : System Diagram
EXIT ASSIST FUNCTION : System Description
OUTLINE
When exiting, if the conditions are satisfied, the seat is moved backward from normal sitting position and the steering column is moved up.
The seat slide amount at entry/exit operation can be changed.
NOTE:
OPERATION PROCEDURE
OPERATION CONDITION
Satisfy all of the following items. The exit assist function is not performed if these items are not satisfied.
Item | Request status |
Ignition switch | OFF |
System setting [Entry/exit assist function] | ON |
Initialization | Done |
Switch inputs
|
OFF (Not operated) |
CVT selector lever | P position |
DETAIL FLOW
Order | Input | Output | Control unit condition |
1 | Front door switch LH | - | Driver seat control unit receives front door switch LH signal (open) from BCM via CAN communication |
2 | - | Motors (seat sliding, tilt) | Driver seat control unit operates the seat sliding motor, which
recognizes that the driver side door is opened with ignition switch
OFF.
Driver seat control unit then requests the operations of tilt motor to auto drive positioner control unit via UART communication. The automatic drive positioner control unit operates each motor for a constant amount. |
EXIT ASSIST FUNCTION : Component Parts Loca
EXIT ASSIST FUNCTION : Component Description
CONTROL UNITS
Item | Function |
Driver seat control unit |
|
Automatic drive positioner control unit | Operates the tilt motor with the request from the driver seat control unit |
BCM |
Recognizes the following status and transmits it to the driver seat control unit via CAN communication.
|
INPUT PARTS
Switches
Item | Function |
Front door switch LH | Detect front door LH open/close statu |
Sensors
Item | Function |
Tilt sensor | Detect the up/down position of steering column. |
Sliding sensor | Detect the front/rear position of seat. |
OUTPUT PARTS
Item | Function |
Tilt motor | Move the steering column up/down. |
Sliding motor | Slide the seat forward/backward |
Sliding motor
Description
The sliding motor LH is installed to the seat frame.
The sliding motor LH is activated with the driver seat control unit.
The seat is slid forward/backward by changing the rotation direction of
sliding motor LH.
Component Function Check
1. CHECK FUNCTION
Select "SEAT S ...
Combination switch reading system
System Diagram
System Description
OUTLINE
BCM reads the status of the combination switch (light, turn
signal, wiper and washer) and recognizes the
status of each switch.
BCM has a combination of 5 output terminals (OUTPUT 1 - 5) and 5
input terminals (INPUT 1 - 5) and reads
a ...
U1010 control unit (CAN)
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, an ...