Install 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.

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

Check all the rubber mounts (1) of the exhaust system for damage.
Replaced damaged rubber mounts.
Parts: Rubber mount

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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.

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Open the weld seam (1) with a conventional tool.
Remove and replace ribbon clamp (2).
Parts: Ribbon cable clamp
Insert and install the exhaust system (2) with the help of a support person.
Replace nuts (1).
Parts: Nuts
Tighten nuts (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system to body
M8 Replace nuts.	tightening torque	19 Nm

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Variant with exhaust flap: Installing the exhaust system

Connect connectors (1) and lock.
The connector (1) must engage audibly.

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Tighten the ribbon clamp (1).

TIGHTENING TORQUE SPECIFICATIONS

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

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Installing V-ribbon clip

V-band clamp

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Release nut (1) and remove sealing ring (2).

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V-band (2) clamp.
Parts: V-band clamp
Install sealing ring (1) on the exhaust system.
Position sealing ring (1) for V-ribbon clip (2) correctly.

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Bend all sheet metal tabs around their entire perimeter (apart from those in the marked areas) with a suitable tool.

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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).

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Make sure that, after mounting, the V-ribbon clip is on the sheet metal tabs (marks).

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Connect the exhaust system (1) with the catalytic converter (2) in arrow direction and position it correctly.

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Make sure the V-ribbon 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

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Follow-up work

Refer to INSTALLING THE CROSS-MEMBER WITH TORSION STRUTS .
Refer to INSTALLING THE CONNECTING SUPPORT ON THE TUNNEL AT FRONT AND REAR .