Removing the drive belt

CAUTION: Spring preload.
Injury hazard!

The use of the specified special tool (tool) is mandatory.
Carry out the described steps properly.

Twist belt tensioner (1) in arrow direction.
Push in special tool 0 493 742 (11 4 390) and block the belt tensioner.

Courtesy of BMW OF NORTH AMERICA, INC.
Remove the drive belt (1).

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Courtesy of BMW OF NORTH AMERICA, INC.