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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 375 (Brakes - Repair) >> 3433 Brake Booster >> 34 33 071 Replacing vacuum hose for brake booster (N52K) >> Necessary preliminary tasks

Necessary preliminary tasks

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IMPORTANT: Do not kink vacuum line.
Vacuum line and brake lines must not touch each other in area of brake booster!
Contact with surrounding components is only permitted at the designated toothed rings!
Fig 1: Identifying Vacuum Line And Brake Lines
G06908359Courtesy of BMW OF NORTH AMERICA, INC.

Detach vacuum line (1) from brake booster (2).

Installation: 

Check seal (3), replace if necessary.

Release quick-release coupling (1).

Installation: 

Snap fastener must be felt and heard to snap into place.

Remove vacuum line (2).