Removing the belt tensioner

CAUTION: Component with preload.
Injury hazard!

Reduce preload as far as possible before disassembly. Relieve component.

Preliminary work

Refer to REMOVING THE COVER FOR THE CENTER ENGINE COMPARTMENT .
Refer to REMOVING BOTH FRONT-END STRUTS .
Refer to REMOVING FRONT CROSS CONNECTION (FRONT-END STRUT REMOVED) .
Refer to REMOVING THE REAR TOP CROSS CONNECTION .
Refer to REMOVING FAN COWL .
Refer to PARTIALLY RELEASING THE COOLANT EXPANSION TANK FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
Refer to REMOVING DRIVE BELT .

Release the screw on the belt tensioner (1) using a suitable socket wrench (2) .
Remove the belt tensioner (1) .

Courtesy of BMW OF NORTH AMERICA, INC.