18 32 605 Removing and installing both connecting pipes on catalytic converter (N63 hybrid)

WARNING: This page is about a different car, the 2011 BMW X6 and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: High-voltage system - danger to life!

WARNING: The following points must be strictly observed prior to starting work:

Observe SAFETY INSTRUCTIONS for handling with hybrid vehicles

WARNING: Scalding hazard!
Only perform this work after engine has cooled down.

Necessary preliminary tasks:

Remove EXHAUST SYSTEM

NOTE: Texts refer to, and illustrations show, the left side. Procedure on right side identical.

Release nuts (1).

Tightening torque 18 31 2AZ .

Fig 1: Identifying Connecting Pipes Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Texts refer to, and illustrations show, the left side. Procedure on right side identical.

Installation:

Remove seal.

Clean sealing faces.

Replace seal.

Fig 2: Identifying Sealing Face

Courtesy of BMW OF NORTH AMERICA, INC.

Check exhaust system for leaks.