Install 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.

G12702430

Courtesy of BMW OF NORTH AMERICA, INC.

Version A:

Open the weld seam (1) with a conventional tool.

Remove the current clamp (2).
Replace the clamps to the left and right.
Parts: Clamps

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
Feed in and position the exhaust system with the help of 3 people.

Replace nuts (1).

Parts: Nuts

G14183324

Courtesy of BMW OF NORTH AMERICA, INC.

Tighten nuts (1).

TIGHTENING TORQUES SPECIFICATION

Rear silencer on support
Nut M8 Replace nut.	tightening torque	19 Nm

G14262610

Courtesy of BMW OF NORTH AMERICA, INC.

Position the exhaust bracket (3).
Position the ground strap (2).

Tighten the screws (1).

TIGHTENING TORQUES SPECIFICATION

Exhaust system to rear axle carrier
M8x25 Replace screw.	tightening torque	28 Nm

G14262602

Courtesy of BMW OF NORTH AMERICA, INC.

Position the holder of the exhaust system (2).

Tighten down screw (1).

TIGHTENING TORQUES SPECIFICATION

Exhaust system to rear axle carrier
M8x25 Replace screw.	tightening torque	28 Nm

G14262601

Courtesy of BMW OF NORTH AMERICA, INC.

version A:

If necessary, replace clamp (2).
Parts: cl

Tighten nuts (1).

TIGHTENING TORQUES SPECIFICATION

Exhaust system/front silencer to catalytic converter
cl. If necessary, replace clamp.	tightening torque	55 Nm

G14262613

Courtesy of BMW OF NORTH AMERICA, INC.

Version B

Replace the seals (1).

Parts: Seals

G14261726

Courtesy of BMW OF NORTH AMERICA, INC.

Version B:

Replace nuts (1).

Parts: Nuts

Tighten nuts (1).

TIGHTENING TORQUES SPECIFICATION

Exhaust system to catalytic converter
Nut M8	Tightening torque	10 Nm
	Tightening torque	28 Nm

G14261723

Courtesy of BMW OF NORTH AMERICA, INC.

Version B:

Replace nuts (1).

Parts: Nuts

Version B:

Tighten nuts (1).

G14261721

Courtesy of BMW OF NORTH AMERICA, INC.

Version B:

Tighten the union nuts (1).

TIGHTENING TORQUES SPECIFICATION

Pressure line to exhaust system
Coupling nut	Tightening torque	20 Nm

G14261722

Courtesy of BMW OF NORTH AMERICA, INC.

Version B:

Tighten the union nuts (1).

TIGHTENING TORQUES SPECIFICATION

Pressure line to exhaust system
Coupling nut	Tightening torque	20 Nm

G14261720

Courtesy of BMW OF NORTH AMERICA, INC.

Connect connector (1).

Lock connector (1) to exhaust flap (2).

G14262597

Courtesy of BMW OF NORTH AMERICA, INC.

Connect connector (1).

Lock connector (1) to exhaust flap (2).

G14262598

Courtesy of BMW OF NORTH AMERICA, INC.