41 11 015 Replacing Left Engine Support With Wheel Arch

WARNING: This page is about a different car, the 2011 BMW X6 and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: High-voltage system - danger to life!

WARNING: The following points must be strictly observed prior to starting work :

DE-ENERGIZE THE HIGH-VOLTAGE SYSTEM
Observe SAFETY INSTRUCTIONS for handling with hybrid cars

Read contents of BODY .

Steel-aluminium composite construction is used on the vehicle.

Observe specific PROCEDURE .

Remove or cover those vehicle components in the repair area which are susceptible to heat or dust.

Use only APPROVED SPOT-WELDING APPARATUS for repairs.

Place vehicle on straightening bench.

Following new body parts are required (refer to ELECTRONIC PARTS CATALOGUE ):

(1) Wheel arch, front
(2) Engine carrier
(3) Support, wheel arch
(4) Reinforcement, support carrier

Fig 1: Identifying Wheel Arch, Engine Carrier, Support And Reinforcement
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Removal of engine support with wheel arch:

Open welded connections in area (1).

Fig 2: Identifying Welded Connections Area

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Mark severance cut in accordance with measurement a and cut carrier support.

Measurement a=50 mm before 20 mm dia. bore

Open welded connections in area (1).

Installation note:

Weld in REINFORCEMENT PLATE at severance cut.

Fig 3: Identifying Welded Connections Area And Bore Measurement

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Open welded connections in area (1).

Fig 4: Identifying Engine Support Welded Connections Area

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Mark severance cut (1) in accordance with dimension a and cut engine support.

Measurement a=50 mm before 20 mm dia. bore

Open welded connections in area (2).

Installation note:

Weld in REINFORCEMENT PLATE at severance cut.

Fig 5: Identifying Severance Cut And Welded Connections Area

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Open welded connections in area (1).

Fig 6: Identifying Welded Connections Area

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Drill out rivet connections in area (2).

Open ADHESIVE JOINTS in areas (2) and (3).

Remove engine support with wheel arch.

Fig 7: Identifying Rivet Connections Area And Adhesive Joints Areas

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New part preparation:

Mark engine carrier in accordance with severance cut on vehicle and cut.

IMPORTANT: Cut outer panel only.
Do not cut through reinforcement (1).

Cut weld joints on both sides in areas (2).

Fig 8: Identifying Reinforcement And Weld Joints Areas

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IMPORTANT: To avoid contact corrosion, do not grind the aluminium component in the area of the BONDING SURFACES .

Adjust new parts to fit with alignment bracket or universal mount and secure.

Make 19 bore holes Ø 6.8 mm for BLIND RIVETS N2 (size 815) in area (1).

Make 4 bore holes Ø 6.8 mm for blind rivets N2 (size 815) in area (2).

Remove new wheel arch part again and deburr holes.

Fig 9: Identifying Rivet Connections Area And Adhesive Joints Areas

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Installation of engine support with wheel arch:

Weld new engine support part.

Clean bonding surfaces in areas (1) to (3) with CLEANING AGENT R1 .

APPLY ADHESIVE K1 to bonding surfaces.

Install new wheel arch part with alignment bracket or universal mount.

Rivet new parts in areas (1) and (2).

Fig 10: Identifying Rivet Connections Area And Adhesive Joints Areas

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Also weld wheel arch support (1) in areas (3).

IMPORTANT: Risk of damage to adhesive strip with wheel arch (2)!
Avoid excessive application of heat.

Fig 11: Identifying Weld Wheel Arch Support Areas And Adhesive Strip With Wheel Arch

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Weld new components in area (1) additionally.

Fig 12: Identifying Components Area

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Weld new components in areas (1) additionally.

Fig 13: Identifying Weld Components Areas

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