51 45 075 Removing and installing/replacing support for dashboard

Necessary preliminary tasks:

Remove INSTRUMENT PANEL TRIM
Remove COWL PANEL COVER

Installation:

Make sure wiring harnesses/cable ducts are correctly routed and secured.

Release screw (1) on bulkhead in engine compartment.

Tightening torque 51 71 5AZ .

Fig 1: Identifying Screw On Bulkhead

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Release right screw (1) on heating and air-conditioning unit (2).

Tightening torque 51 71 6AZ .

Fig 2: Identifying Screw On Heating And Air-Conditioning Unit

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Release nuts (1) on right on support (2).

Tightening torque 51 71 5AZ .

Fig 3: Identifying Nuts And Support Tube

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Detach wiring harness (3) from support (2).

Remove upper screw (1) from support (2) on heating and air-conditioning unit

Tightening torque 64 11 6AZ .

Fig 4: Identifying Wiring Harness, Support And Screws

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Release screw (1) from CAS control unit(2).

Remove CAS control unit (2).

Fig 5: Identifying CAS Control Unit And Screw

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Remove left nut (1) from support (2).

Tightening torque 51 71 5AZ .

Fig 6: Identifying Support Tube And Nuts

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NOTE: Lower instrument panel trim partially shown.

Detach left footwell heating duct (1) in area (2) in direction of arrow.

Detach left footwell heating duct (1) with adapter (3) from heater/air conditioner and remove in direction of arrow from left rear compartment heating duct (4).

Fig 7: Removing Left Footwell Heating Duct With Adapter

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Installation:

Make sure retainer (2) is correctly seated on left footwell heating duct (1).

Insert footwell heating duct (1) with adapter (3) in rear compartment heating duct (4).

Attach footwell heating duct (1) in area (4) to heater/air conditioner. Make sure assembly is locked exactly at point (5).

Fig 8: Identifying Footwell Heating Duct, Adapter And Retainer

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Secure steering column against falling out.

Release screw (1) on steering column.

Tightening torque 32 31 2AZ .

Carefully place steering column onto seat and secure from twisting.

Fig 9: Identifying Steering Column Screws

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Release left screw (1) on heating and air-conditioning unit (2).

Tightening torque 51 71 6AZ .

Fig 10: Identifying Heating And Air-Conditioning Unit Left Screw

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NOTE: For better clarity view is shown from above and through frond window (area of steering column).

Release screws (1) on support (2) from bracket (3).

Tightening torque 51 71 4AZ .

Detach support (2) and remove from vehicle with assistance of a second person.

Fig 11: Identifying Support, Bracket And Screws

Courtesy of BMW OF NORTH AMERICA, INC.