Brake booster vacuum sensor (B64/1) removal and installation procedure for 453 chassis with engine bay photo.

Engine bay photo showing brake booster and vacuum sensor location with numbered callouts and service steps.

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See all Chassis figures for the Fortwo / Forfour (453), or browse the full figure library. Part numbers and callouts are community-sourced and cross-referenced against the manuals — confirm with your VIN before ordering.