Removing and Installing/Replacing Rear Muffler

18 12 031 - Replacing rear muffler (N54)





Special tools required:
- 00 2 210 00 2 210 Exhaust Pipe Cutter
- 31 2 220





Warning!
Scalding hazard!

These tasks should only be carried out on an exhaust system that has cooled down.





Support exhaust system with special tool 31 2 220 and universal lifter.





Note:
If the cutting line is not marked by a punch mark in the pipe, determine the cutting line by means of the pipe length on the new rear muffler.

Carry over cutting line to faulty rear muffler and mark.





Cut exhaust pipe at marked point with special tool 00 2 210 00 2 210 Exhaust Pipe Cutter and deburr with a standard tool.





Secure exhaust system against falling off.

Release bolt and remove bracket (1).

Tightening torque 18 30 2AZ 18 20 Exhaust System Suspension.

Note:
Texts refer to and illustrations show the right side. The procedure is identical for the left side.





Detach pressure hose (1).

Release screws and remove holder (2). Tightening torque 18 20 4AZ 18 20 Exhaust System Suspension.

Note:
Texts refer to and illustrations show the right side. The procedure is identical for the left side.

Lower and remove rear muffler with assistance of a second person.





Installation Note:
Connect center muffler to rear muffler by means of clamps and align.

Center clamps and tighten down.





Installation Note:
Align both tail pipes (1) of rear muffler in each case centrally to openings in rear apron.





Note:
Check rubber mount for damage, replace if necessary.

Check exhaust system for leaks.