51 48... Removing and installing/replacing sound insulation in rear door, left or right

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Special Tools Required:

NOTE: For special tools, refer to BODY EQUIPMENT - SPECIAL TOOLS - 3-SERIES (M54/E46) .

00 9 317

Necessary preliminary tasks:

Remove rear door trim. See 51 42 001 Replacing left or right rear door trim
If necessary, remove airbag module in rear door. See SIDE AIR BAG MODULE

If sound insulation (1) is completely removed, detach clip (2).

Fig 1: Detaching Clip

G03165433

Courtesy of BMW OF NORTH AMERICA, INC.

Using special tool 00 9 317, lever out sealing bead (1) of sound insulation (2) completely or if necessary partially.

NOTE: Work with particular care in area (A) otherwise sound insulation (2) will tear and must be replaced (leakage).

Fig 2: Removing Sealing Bead Of Sound Insulation

G03165434

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: In case of replacement or partial detachments, lay 6 mm dia. butylene tape depending on the conditions on inner door panel or sound insulation. Seal cable penetrations with butylene tape. Sound insulation must be bonded completely (i.e. without interruption) with butylene tape, otherwise moisture will get into the passenger compartment (leakage).

NOTE: Position of butylene tape (1) on inner door plate.

Fig 3: Positioning Of Butylene Tape On Inner Door Plate

G03165435

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Position of butylene tape (1) on inner door panel is identified by centre punch marks (2).

Fig 4: Positioning Of Butylene Tape On Inner Door Panel

G03165436

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Position of butylene tape (1) on sound insulation (2).

Fig 5: Positioning Of Butylene Tape On Sound Insulation

G03165437

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Sound insulation (1) is provided with a marking (2) all around. Butylene tape (3) rests on or inside the marking (2).

Fig 6: Installing Butylene Tape On Or Inside Marking

G03165438

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: When working with adhesive cleaners in enclosed rooms: Ensure room is well ventilated. Adhesive areas must be dry and free of dust and grease. After cleaning, do not touch the adhesive areas with bare hands (leakage).

If necessary, clean the specified adhesive area with adhesive cleaner.

Air drying time: 1 minute

Lay 6 mm dia. butylene tape in specified adhesive area.

Heat butylene tape (hot air blower) and press down firmly on sound insulation all round.

Contact pressure with hand roller: approx. 30 N/cm²

Manual contact pressure: approx. 10 N/cm²

NOTE: Firm thumb pressure has approx. 50 N/cm²