Crankcase Ventilation Hose on Intake Manifold, USA Vehicles

WARNING: This page is about a different car, the 2024 Audi S5, 2024 Audi RS 5, 2023 Audi S5, and 2023 Audi RS 5. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Crankcase Ventilation Hose on Intake Manifold, Rest of World Vehicles

Courtesy of AUDI

CAUTION:

Risk of a violating emissions legislation on USA vehicles by the intake of leaked air.

- Do not open the hose connection on the crankcase ventilation.

The crankcase ventilation hose -2- must not be disconnected from the intake manifold -1- on USA vehicles.

The replacement part is supplied with the crankcase ventilation hose -2- connected to the intake manifold -1-. Refer to the appropriate Electronic Parts Information.