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Home >> Mini >> 2010 >> Cooper S, 2D Hatchback, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 2972 (Exhaust System - Repair (N54)) >> Mufflers, Petrol >> 18 12 045 Removing and installing/replacing center silencer (N54) >> Necessary preliminary tasks

Necessary preliminary tasks

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NOTE: Interfaces for the center silencer (3) are marked with a notch in the pipe.
Fig 1: Identifying Exhaust Pipe With Catalytic Converter
G08419474Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect and deburr exhaust pipes in the marked areas using commercially available workshop materials and special tools 00 2 210.

Fig 2: Disconnecting Exhaust Pipes In Marked Areas Using Commercially Available Workshop Materials And Special Tools 00 2 210
G08419475Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Connect and align the center silencer with both exhaust pipes using clamps.

Align and tighten clamps.

Tightening torque 18 31 5AZ .

Fig 3: Aligning Centre Silencer With Both Exhaust Pipes Using Clamps
G08419476Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Connect and align center silencer with both rear silencers using clamps.

Align and tighten clamps.

Tightening torque 18 31 5AZ .

Fig 4: Aligning Centre Silencer With Both Rear Silencers Using Clamps
G08419477Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Check exhaust system for leaks.