Removing the chain tensioner of cylinders 5 to 8

NOTE: TECHNICAL INFORMATION
The work must be performed with vehicle care to prevent component damage.

Press back the chain tensioner (2) using the tensioning rail.
Lock the piston on the chain tensioner (2) using special tool 0 491 012 (11 4 120).
Loosen the screws (1) and remove the chain tensioner (2) .

Courtesy of BMW OF NORTH AMERICA, INC.