BMW 5 Series: Roller Sunblind

System wiring diagram

Roller sunblind

1. Fuses in the power distribution box, front right
2. Body Domain Controller (BDC)
3. CAN terminator
4. Trunk function module (HKFM)
5. Fuse for rear right power distribution box
6. Roller sunblind motor, rear window
7. Switch block, driver's door

Steering Column Switch Cluster (SZL)

System wiring diagram

Steering column switch cluster

1. Body Domain Controller (BDC)
2. Fuse in the Body Domain Controller
3. Fuse for front right power distribution box
4. Multifunction steering wheel buttons, right
5. Touch detection HOD (Hands Off Detection)
6. Shift paddle, right
7. Steering column switch, right
8. Advanced Crash Safety Module (ACSM)
9. Steering column switch cluster (SZL)
10. Steering column switch, left
11. Driver's airbag
12. Shift paddle, left
13. Steering-wheel heating button
14. Steering wheel heating
15. Vibration motor
16. Steering wheel module
17. Horn button
18. Multifunction steering wheel buttons, left
19. Instrument panel (KOMBI)

SZL

Steering column switch cluster (SZL)

The turn signal/high beam switch on the G30 mechanically engages in the corresponding position when operated. The return is done mechanically by the steering wheel upon returning to center.

All signals of the buttons and switches of the multifunction steering wheel (MFL) and the steering column switch cluster (SZL) are transmitted via Local Interconnect Network (LIN) to the Body Domain Controller (BDC).

Electric Steering Column

System wiring diagram

Electric steering column adjustment

1. Fuse for front right power distribution box
2. Body Domain Controller (BDC)
3. Steering column switch cluster (SZL)
4. Steering column adjustment button
5. Memory switch
6. Electronics for steering column adjustment
7. Motor for electric steering column adjustment, height
8. Motor for electric steering column adjustment, vertical

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