18 10 031 Replacing rear silencer (N57 D30 O 1)
WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 31 2 220
WARNING:
Risk of burning!
This repair work may only be carried out on an exhaust system which has cooled down.
This repair work may only be carried out on an exhaust system which has cooled down.
Support rear silencer with special tool 31 2 220 and a suitable universal lifter.
NOTE:
If the separation point is not marked by a punch mark on 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.
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.
Spray lubricant 5.2 onto screw (1) and rubber mount.
Release screw (1).
Tightening torque 18 20 5AZ .
Installation note:
Risk of damage to screw and thread of the retaining plate.
Join bolt (1) exactly. If necessary, brace rear silencer with a jack.
Slacken nut (1).
Tightening torque 18 20 5AZ .
Remove rear silencer.
Installation note:
Adjust center silencer to fit and connect with clamps.
Center clamp and tighten down.
Tightening torque 18 20 8AZ .
Installation note:
Align exhaust tailpipes (1) of rear silencer in each case centrally to recesses in rear apron.
NOTE:
Check exhaust system for leaks.