BMW 7 Series: System Overview

Input/Output - Comfort Access

Fig. 1: Comfort Access Input/Output Diagram

COMPONENTS DESCRIPTION CHART

1. CAS 4 Car Access System 4
2. Footwell module (FRM)
3. Junction box electronics (JB)
4. Emergency start coil (transponder coil)
5. Central locking button 12 Driver's door lock cylinder
6. ID transmitter
7. Diversity module
8. START-STOP button
9. Antenna for Comfort Access
10. Outside door handle electronics module
11. Lock with door contact

CA - Comfort Access (function)
K-CAN2 - Body CAN2

System Circuit Diagram - Comfort Access

Fig. 2: Comfort Access System Circuit Diagram

COMPONENTS DESCRIPTION CHART

1. Footwell module (FRM)
2. Junction box electronics (JB)
3. Front distribution box
4. Lock door contact, front-passenger side, front
5. Outside door handle electronics, front-passenger side, front
6. Antenna for Comfort Access, door sill, front-passenger side
7. Lock door contact, front-passenger side, rear
8. Outside door handle electronics, front-passenger side, rear
9. Luggage-compartment distribution box
10. Luggage-compartment antenna, front-passenger side
11. Central locking button
12. Antenna for Comfort Access, bumper
13. Trunk lock
14. Luggage compartment lighting
15. Interior antenna for Comfort Access, parcel shelf
16. Luggage-compartment antenna, driver's side
17. Rear driver's side outside door handle electronics
18. Lock door contact, driver's side, rear
19. Antenna for Comfort Access, door sill, driver's side
20. Outside door handle electronics, driver's side, front
21. Lock door contact, driver's side, front and locking cylinder in driver's door
22. Car Access System 4 (CAS 4) with Comfort Access (CA) function
23. Antenna for Comfort Access, interior, front
24. Antenna for Comfort Access, interior, rear

K-CAN2 - Body CAN2

READ NEXT: