51 48 070 Removing and installing/replacing sound insulation on left or right rear door

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: INSTRUCTIONS FOR SOUND INSULATION are an essential part of these repair instructions and must be followed without fail.
Do not detach sound insulation in jerks (risk of damage).
Ensure watertightness of sound insulation after every repair (water ingress).

Necessary preliminary tasks

Remove REAR DOOR TRIM PANEL .

If necessary, disconnect plug connection (1).

Position of sealing bead (3).

Feed wires (2) out of sound insulation (4).

Fig 1: Identifying Plug Connection, Wires, Sealing Bead And Sound Insulation

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: When cutting through sealing bead (1), do not damage sound insulation (2) and if necessary cable.

With a suitable sharp cutting tool (3) cut through sealing bead (1) of sound insulation (2) in the area to be detached.

Fig 2: Cutting Sealing Bead Of Sound Insulation Using Sharp Cutting Tool

Courtesy of BMW OF NORTH AMERICA, INC.

Clean bonding area with adhesive remover.

Air drying time: 1 minute

IMPORTANT: Adhesive areas must be dry and free of dust and grease.
Once it has been cleaned, do not touch the adhesive area with bare hands.

NOTE: Replacement:
Lay 6 mm dia. butyl rope in specified adhesive area.
Heat butyl rope (hot-air blower) and press down firmly on sound insulation all round.
Contact pressure with hand roller: approx. 20 N/cm²
Manual contact pressure: approx. 10 N/cm²

NOTE: Firm thumb pressure has approx. 30 N/cm²

NOTE: Position of butyl rope (1) on sound insulation (2).

Fig 3: Identifying Butyl Rope And Sound Insulation

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: A marking (2) is provided all round on the sound insulation (1).
Butyl rope (3) rests on or inside the marking (2).

Fig 4: Identifying Sound Insulation, Marking And Butyl Rope

Courtesy of BMW OF NORTH AMERICA, INC.