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.

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 rubber mounts (1) of the exhaust system for damage and replace, if necessary.

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Replace seals (arrows).

Parts: Seals

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

Insert and install the exhaust system (1) with the help of a support person.

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Tighten nut (1).

TIGHTENING TORQUE SPECIFICATIONS

Rear silencer to bumper bracket
M8	tightening torque	19 Nm

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Tighten nut (1).

TIGHTENING TORQUE SPECIFICATIONS

Rear silencer to bumper bracket
M8	tightening torque	19 Nm

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Tighten nut (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system to rear axle carrier
M8 Nut	tightening torque	19 Nm

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Tighten nut (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system to rear axle carrier
M8 Nut	tightening torque	19 Nm

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Version A:

Replace the screw (1).

Parts: Screw Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system member on the transmission cross
M8x25 Replace screw.	Tightening Torque	19 Nm

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Replace the screw (1).
Parts: Screw
Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system on the transmission cross member
M8x25 Replace screw.	Tightening Torque	19 Nm

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Version B:

Replace the screw (1).

Parts: Screw

Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system on the transmission cross member
M8x25 Replace screw.	Tightening Torque	19 Nm

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Tighten nut (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system to holder
Nut M8	Tightening torque	19 Nm

Tighten nuts (1).

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TIGHTENING TORQUE SPECIFICATIONS

Exhaust system to catalytic converters/intermediate pipe
M8 Replace nut.	Tightening torque	5 Nm
	Tightening torque	24 Nm

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Tighten nuts (1).

TIGHTENING TORQUE SPECIFICATIONS

Exhaust system to catalytic converters/intermediate pipe
M8 Replace nut.	Tightening torque	5 Nm
	Tightening torque	24 Nm

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NOTE: The following step(s) must be performed if the listed component(s) is/are installed.

If necessary, coat the thread of the union nut with assembly paste.

CONSUMABLE DESCRIPTION

High-temperature assembly paste

10 g, Tube

83230309003

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Tighten union nuts (1).

TIGHTENING TORQUE SPECIFICATIONS

Pressure line union nut
Pressure line union nut	Tightening torque	40 Nm

Connect connectors (1) and lock.

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Connect connectors (1) and lock.

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Follow-up work

Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .