18 00 018 Removing and installing complete exhaust system (S65)

WARNING: This page is about a different variant/trim than selected.

Necessary preliminary tasks

E93 only: Remove tension strut

Support exhaust system with special tools 31 2 220 SUPPORT and 00 2 030 DEVICE .

Disconnect all oxygen sensors.

The description refers only to one side of the two-flow exhaust system. The procedure is identical for both sides.

Fig 1: Supporting Exhaust System Using Special Tool (31 2 220)

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Unscrew nuts.

Replace self-locking nuts.

Tightening torque 18 40 2AZ .

Fig 2: Locating Self Locking Nuts

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Release screws.

Tightening torque 18 40 3AZ .

Fig 3: Locating Screws

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Release screws (1).

Remove reinforcement plate.

Installation:

Tightening torque 51 61 7AZ .

Fig 4: Identifying Reinforcement Plate Mounting Screws

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Release nuts.

Tightening torque 18 40 4AZ .

Fig 5: Locating Nuts

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Unscrew nuts.

Tightening torque 18 40 5AZ .

Remove grounding strap.

Fig 6: Locating Grounding Strap Mounting Nuts

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Release screws (1) on rear apron.

Unscrew nuts (2).

Tightening torque 18 40 5AZ .

Lower exhaust system and remove with assistance of a second person.

Fig 7: Identifying Screws And Nuts On Rear Apron

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Installation:

Add final details to vehicle.

Check exhaust system for leaks.

WARNING: Danger of burning and other injuries!
Only perform this work after engine has cooled down.
Removal of the exhaust system must be carried out with the assistance of a second person.

NOTE: Weight of exhaust system is approx. 40 kg.