Description

System Diagram

The optimal seat position set by the driver can be stored in the memory of the power seat IMS SW unit, which allows the driver's seat position to be restored. For safety reasons, playback of this function while driving is prohibited. It has an emergency stop function for the recovery and gear operation, as well as input specifications.

1. 1
   IGN2 input. IGN switch input is determined by the local "IGN2" switch.
2. 2
   SEAT MANUAL switch: SEAT input

   1. SLIDE front/rear, RR manual switch. Operates the SEAT slide motor forward or backward.
   2. RECLINE front/rear, RR switch. Operates the seat recline motor forward or backward.
   3. Front/Rear Height Manual UP/DOWN Switch. Operation: front/rear seat motor moves up or down.
   4. Rear Right Height Manual UP/DOWN Switch. Operation: rear right seat motor moves up or down.
3. 3
   Seat Position Sensor (pulse signal). Detects the amount of movement: sliding, reclining, front/rear height, and rear right height motor.
4. 4
   "P" Position Switch. Detects the "P" position of the gear selector lever. Not permitted for memory storage and easy access function when entering or exiting the vehicle in positions other than "P".
5. 5
   Door Switch. This signal is the receiver for determining the open state of the driver's door (DR) by the BCM.
6. 6
   KEY BCM This signal is received to determine the KEY status by the BCM.
7. 7
   Local KEY IN switch. This signal is the receiver for detecting the KEY IN status of the BCM.
8. 8
   Speed This signal is received to determine the vehicle speed by the BCM.
9. 9
   IMS switch

   1. SET switch. Enables storing the SEAT position set by the driver.
   2. 1, 2 switch. Stores and recalls the SEAT position set by the driver.
10. 10
    LIN communication line
11. 11
    Input switch - 40 ms delay: SLIDE, RECLINE, front/rear HEIGHT switches, rear right HEIGHT switch, "P" position switch, SPEED switch, KEY IN, LOCAL KEY IN, DR DOOR switch, IGN2 switch
12. 12
    IGN switch input is determined by the local "IGN2" switch.
13. 13
    ±10% for TIME; without error indication ±50 ms; for TIME not exceeding 500 ms
14. 14
    The time specified for each function does not include the CHATTERING control time, which starts when the input point changes.

Communication signal transmission between IMS switch and MEMORY P/SEAT (9600 bps) CHATTERING Control input signal TIME Error