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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Components (Brake System) (1 Of 2) >> 47 Hydraulic Components >> Vacuum System >> Check Valve, Removing And Installing >> Check Valve, Removing And Installing, With Vacuum Line In Plenum Chamber >> Installing

Check Valve, Removing And Installing, With Vacuum Line In Plenum Chamber: Installing

Install in reverse order of removal and note the following:

TIP:

Coating the vacuum line with water (not with oil) makes it easier to remove.

-- Install the plenum chamber cover. Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .