Cooper S (R56) L4-1.6L Turbo (N14) (2009)
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Vacuum Brake Booster Check Valve: Service and Repair
34 33 071 Replacing vacuum hose for brake booster (N14)
Necessary preliminary tasks:
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Remove intake filter housing
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Remove left cowl panel cover
Before beginning work, fully press the brake pedal several times to reduce the vacuum pressure in the brake booster. This makes it easier to detach the
vacuum hose.
Disconnect quick-connect couplings (1).
Unclip vacuum line (2) from holder (3).
