BMW X5 Owners & Service Manuals

BMW X5: Removing And Installing/Replacing Control Unit For Active Front Steering

BMW X5 (G05) 2019-2024 Service & Repair Manual / Engine / General Electrical System / ECUs Modules / Removing And Installing/Replacing Control Unit For Active Front Steering

IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection)

Necessary preliminary tasks:

Release nut (1) and disconnect ground cable.

Disconnect plug connections (2).

Unclip cable holder (3).


Replace damaged cable holder.

Ecus Modules
Fig. 229: Identifying Plug Connections And Cable Holder

Release nuts (1, 2).

Tightening torque.

Remove active front steering control unit (3).

Ecus Modules
Fig. 230: Identifying Active Front Steering Control Unit

After installation:


Ecus Modules
Fig. 231: Overview Of Control Units

  1. Distribution box (on battery)
  2. Distribution box (luggage compartment)
  3. Airbag control unit
  4. Roof switch centre
  5. Rain/light sensor
  6. Footwell module
  7. Car Access System control unit
  8. Junction box electronics
  9. Fuse box, vehicle interior
  10. Dynamic Drive control unit
  11. Control unit/module for seat adjustment
  12. Controller
  13. Control unit for comfort access system
  14. Rear lid module
  15. Trailer module
    Control unit for air supply unit
  16. Control unit, Vertical Dynamics Management
  17. Control unit, Park Distance Control


Special tools required:

NOTE: Electrical components which are particularly sensitive to electrostatic discharge (electronic control units, sensors, etc.) are marked with the ESD warning symbol.

E -Electro

S -Static

D -Discharge

IMPORTANT: Read and comply without fail with the notes on this subject from Service Information 2 06 04 128.

Statically charged persons can discharge by touching electrical components.

NOTE: Humans can only detect a discharge starting from a level of approx. 3000 V.

The danger threshold for electrical components already starts from a level of approx. 100 V.

Ecus Modules
Fig. 232: Touching Electrical Components For Discharge


Mechatronic control unit.

Ecus Modules
Fig. 233: Identifying Mechatronic Control Unit

Ecus Modules
Fig. 234: Precaution For Touching Pins Or Multi-Pin Connectors Directly

IMPORTANT: Do not touch pins or multi-pin connectors directly! Touch electrical components by their housings only.

IMPORTANT: To prevent electrical components from being damaged or destroyed by electrostatic discharge, it is absolutely essential to comply with the following instructions:


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