Pressure converter, cylinders 5-8

Disconnect plug connection (1) on pressure converter.

Installation note: 

Plug connection (1) must snap audibly into place!

Disconnect black vacuum hose at connection (VAC = vacuum reservoir).

Disconnect black/blue vacuum hose at connection (OUT= turbocharger vacuum unit).

Fig 1: Identifying Black/Blue Vacuum Hose Connection With Plug Connection

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Unscrew nuts (2).

Tightening torque 11 65 8AZ .

Remove pressure converter.

Check activation via BMW diagnosis system.