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Home >> BMW >> 2013 >> Alpina B7 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Repair - F01/F02 >> 1161 Intake Manifold >> 1161730 Check BMW diagnosis system for excess pressure and vacuum (N63) >> Vacuum activation, cylinders 1-4

Vacuum activation, cylinders 1-4

Detach red vacuum line from vacuum unit.

Prepare T-piece (5) with vacuum lines for measurement.

Connect red vacuum line (1) with vacuum unit (2) and quick-release coupling (3).

Open shutoff tap (4).

NOTE: Observe diagnosis instructions.
Fig 1: Identifying Red Vacuum Line, Vacuum Unit And Quick-Release Coupling
G06888834Courtesy of BMW OF NORTH AMERICA, INC.
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