18 00 020 Removing and installing complete exhaust system (N14, N18)

WARNING: Danger of burning and other injuries!
This repair work may only be carried out on an exhaust system which has cooled down.
Removal of the exhaust system must be carried out with the assistance of a second person.

Necessary preliminary work:

Remove the CROSS REINFORCEMENT .

Support exhaust system (1) with a suitable jack (2).

Secure exhaust system against falling off.

Fig 1: Supporting Exhaust System Using Suitable Jack

G06907576

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten clamp.

Tightening torque 18 31 5AZ .

Fig 2: Identifying Clamp

G05528567

Courtesy of BMW OF NORTH AMERICA, INC.

Support exhaust system with a suitable jack.

Release screws and remove transverse reinforcement (1).

Fig 3: Locating Transverse Reinforcement Screws

G04796534

Courtesy of BMW OF NORTH AMERICA, INC.

Spray rubber mount (1) with lubricant and detach from rear silencer (2).

NOTE: Graphic shows and text refers to the left rubber mount.

The procedure is identical for the right intake duct.

Fig 4: Identifying Rubber Mount And Rear Silencer

G05528568

Courtesy of BMW OF NORTH AMERICA, INC.

Spray rubber mount (1) with lubricant and detach from exhaust pipe (2).

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

Fig 5: Identifying Rubber Mount And Exhaust Pipe

G04796533

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check rubber mount for damage. Replaced damaged rubber mounts.