LEMON Manuals: Even more car manuals for everyone
Home >> Audi >> 2025 >> S4 Premium >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Lubrication (Servicing - 6-Cylinder 2.9L; 3.0L 4V TFSI Ea839 Engine) >> 17 Lubrication >> Crankcase Ventilation >> Pressure Regulating Valve, Removing And Installing >> Installing

Pressure Regulating Valve, Removing And Installing: Installing

Fig 1: Pressure Regulating Valve Installation Sequence
GWWA17-11264Courtesy of AUDI OF AMERICA, LLC

Install in the reverse order of removal, while noting the following:

-- If necessary, transfer the if necessary of the vent line installation position from the used part to the new part.

-- Assemble the individual parts as shown in the illustration above.

-- Spring -3-.

-- Position the membrane -2- correctly, the support points to the spring -3-.

-- Position the cover -1- in the right position.

-- Align the cover to the oil separator to the markings on the vent opening.

GWWA17-11248Courtesy of AUDI OF AMERICA, LLC

-- Press the cover of the oil separator -arrow A-, it has to lock in audibly.