BMW X5 Owners & Service Manuals

BMW X5: Removing And Installing (Replacing) Trailer Module

BMW X5 (G05) 2019-2024 Service & Repair Manual / Engine / General Electrical System / ECUs Modules / Removing And Installing (Replacing) Trailer Module

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

Necessary preliminary tasks:

Lift back insulating mat.

Disconnect plug connection (1).

Unlock catch (2) and remove trailer module (3) from device carrier (4).

Ecus Modules
Fig. 235: Identifying Plug Connection, Catch, Trailer Module And Device Carrier

Replacement:

Carry out programming/coding.

REMOVING AND INSTALLING (REPLACING) CONTROL UNIT FOR CAR ACCESS SYSTEM

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

NOTE: The comfort access system is a radio-based system and can be interfered with by radio waves from other systems (e.g. mobile phone).

Necessary preliminary tasks:

Disconnect plug connection (1).

Release catches (2) and pull out control unit for Car Access System (3) in downward direction.

Ecus Modules
Fig. 236: Identifying Plug Connection, Catches And Car Access System

Replacement:

Carry out programming/coding.

Version with independent heating:

Initialize Telestart hand transmitter.

REMOVING AND INSTALLING/REPLACING CONTROL UNIT/MODULE FOR LEFT OR RIGHT SEAT ADJUSTMENT

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

Necessary preliminary tasks:

NOTE: To facilitate installation/removal of control unit, move seat upwards fully.

Disconnect all plug connections on control unit for seat adjustment (1).

Ecus Modules
Fig. 237: Identifying Plug Connections On Control Unit For Seat Adjustment

Unlock retaining tabs (1) towards front and remove control unit for seat adjustment (2) in direction of arrow.

Installation:

Make sure control unit for seat adjustment (2) is correctly seated in mounting.

Ecus Modules
Fig. 238: Removing Control Unit For Seat Adjustment

Replacement:

Carry out programming/coding.

REMOVING AND INSTALLING/REPLACING JUNCTION BOX ELECTRONICS

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

Necessary preliminary tasks:

Release screws (1).

Remove air duct (2).

Ecus Modules
Fig. 239: Identifying Air Duct

Release screw (1).

Slacken wiring harness in cable holder (2).

Ecus Modules
Fig. 240: Identifying Cable Holder

Release screw (1).

Ecus Modules
Fig. 241: Identifying Screw

Lever holders (1) at bulkhead out of fuse box (2) in direction of arrow.

Lower fuse box (2).

Ecus Modules
Fig. 242: Removing Holders

Disconnect plug connection (1).

Ecus Modules
Fig. 243: Identifying Plug Connection

Release screws (1).

Pull junction box electronics (2) out of fuse box.

Installation:

Make sure junction box electronics (2) is correctly seated in fuse box plug connection.

Ecus Modules
Fig. 244: Pulling Junction Box Electronics Out Of Fuse Box

Replacement:

Carry out programming/coding.

REMOVING AND INSTALLING/REPLACING FOOTWELL MODULE

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

Necessary preliminary tasks:

Fold back carpet (1) in area of A-pillar a little.

Disconnect plug connection (2).

Release plastic nuts (3).

Pull footwell module (4) forwards a little.

Disconnect plug connection (5).

Ecus Modules
Fig. 245: Identifying Plug Connection And Footwell Module

Replacement:

Carry out programming/coding.

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