Installing the exhaust system

CAUTION: Component with heavy weight .
Injury hazard!

Note component's center of gravity.
Support component using a jack.
Secure component against falling off the jack.

CAUTION: Heavy component .
Heavy components can lead to injury or damage .

Remove and install heavy components with the aid of another person/other persons.

CAUTION: Grinding dust from grinding of components .
Hazardous to health!

Directly draw off the grinding dust.
Ensure adequate ventilation.
Conduct all work in appropriate personal protective equipment only.

NOTE: TECHNICAL INFORMATION
Check the exhaust system for tightness after installation.

NOTE: TECHNICAL INFORMATION
Mount the exhaust system in a de-energized state, following the tightening sequence from the rear silencer towards the exhaust manifold.

CAUTION: Shavings resulting from sawing or grinding components .
Injury hazard!

Conduct all work in appropriate personal protective equipment only.
Wear safety goggles and hand protection.

Courtesy of BMW OF NORTH AMERICA, INC.

Open the weld seam (1) with a conventional tool.
Remove the clamp (2).
If necessary, replace clamp (2).

Parts: Clamp

NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.

Check all rubber mounts (1) of the exhaust system for damage and replace where necessary.

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: TECHNICAL INFORMATION
Conduct the following operation with the assistance of a second person.

Insert and install the exhaust system with the help of
another person.
Connect connector (1) and lock it audibly.
Replace nuts (2) .
Parts: Nuts
Tighten nuts (2) .

Courtesy of BMW OF NORTH AMERICA, INC.

TIGHTENING TORQUE SPECIFICATIONS

Rear silencer to body/bumper support
M8 Replace nuts.	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Replace nut (2) .
Parts: Nut
Tighten nut (2) .

TIGHTENING TORQUE SPECIFICATIONS

Front pipe/front silencer/gasoline particulate filter to the transmission holder
M8 Replace nut.	tightening torque	19 Nm

Tighten clamp (1) .

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system to catalytic converter
Ribbon clamp nut M8 Replace the ribbon clamp.	tightening torque	26 Nm



Ribbon clamp nut M10 Replace the ribbon clamp.	tightening torque	55 Nm

Follow-up work

Refer to INSTALL THE CONNECTING SUPPORT .
Refer to INSTALL THE CONNECTING SUPPORT WITH THE TENSION STRUT .