Installing the complete exhaust system

CAUTION: Component with heavyweight.
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.

Version A (ribbon clamp):
Open the weld seam (1) with a conventional tool.
Remove ribbon clamp (2).
Replace the (2) ribbon clamp.
Parts: Ribbon cable 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, if 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.
Check the rubber mount (1) for damage and replace, if necessary.
Parts: Rubber mount
Connect rubber mount (1) to exhaust system.

Courtesy of BMW OF NORTH AMERICA, INC.
Check the rubber mount (2) for damage and replace, if necessary.
Parts: Rubber mount
Mount the exhaust system (1) on the rubber mount (2).

Courtesy of BMW OF NORTH AMERICA, INC.

Version A (ribbon clamp)

Tighten the ribbon clamp (1).

TIGHTENING TORQUE SPECIFICATIONS

Clamp to exhaust system
cl. If necessary, replace clamp.	Tightening torque	26 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Version B (V-ribbon clip)
Replace V-band clamp.

Parts: V-band clamp

Unscrew the nut (1) and remove the sealing ring (2).

Courtesy of BMW OF NORTH AMERICA, INC.
Bend all the sheet metal tabs, except those in the marked area, all around using a suitable tool.

Courtesy of BMW OF NORTH AMERICA, INC.
Mount the V-clip (1) on the sealing ring (2).
Make sure that the V-ribbon clip is (1) correctly positioned on the sealing ring (2).

Courtesy of BMW OF NORTH AMERICA, INC.
Make sure that, after mounting, the V-ribbon clip is on the sheet metal tabs in the marked areas.

Courtesy of BMW OF NORTH AMERICA, INC.
Connect the exhaust system (1) with the catalytic converter (2) and position it correctly (arrow).

Courtesy of BMW OF NORTH AMERICA, INC.
Make sure that V-clip (1) is fitted correctly.

Tighten down screw (2).

TIGHTENING TORQUE SPECIFICATIONS

V-ribbon clip to catalytic converter
V-ribbon clip Replace V-ribbon clip.	tightening torque	25 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work

Refer to INSTALLING THE CROSS-MEMBER ON THE REAR AXLE .
Refer to INSTALLING CONNECTING SUPPORT OF THE TUNNEL AT FRONT AND REAR .
Refer to INSTALLING UNDERBODY PROTECTION AT REAR .