Removing and Installing/Replacing Rear Muffler

18 12 030 Removing and installing/replacing rear silencer (N14, N18)





Warning!
Risk of burning!
This repair work may only be carried out on an exhaust system which has cooled down.





Disconnect exhaust pipe with suitable tool at marked point and deburr.

The interfaces for the rear silencers are designated by notches in the pipe.

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

Carry over separation point to faulty rear silencer and mark.

Secure rear silencer against falling off.

Cut through exhaust pipes at marked point with a suitable tool.





Unscrew nuts.

Important!
Risk of damage!
Secure exhaust pipe of rear silencer against falling down with assistance of a second person.





Installation note:
Connect rear silencer to front silencer by means of a clamp.

Align rear silencer to rear apron.

Align clamp and tighten down.

Tightening torque 18 31 6AZ.





Note:
Check exhaust system for tightness.