Minimum Set: Mechanical Tools

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 BMW 545i, 2005 BMW 530i, 2005 BMW 525i, 2004 BMW 545i, and 2004 BMW 530i. However, it is still accessible from the selected car via links, so may be relevant.

Note: For tensioning primary chain when adjusting valve timing

Engine: M52TU, M54, M56, M62, M62VAN, N40, N42

Storage location: A40

SI number: 1 15 99(483)

Order number: 11 4 230

Chain tensioner

Fig 1: Identifying Chain Tensioner

Courtesy of BMW OF NORTH AMERICA, INC.

Consisting of:

1 = 11 4 231 Nut

Note: With external thread

2 = 11 4 232 Spindle