Part Load Breather

WARNING: This page is about a different car, the 2019 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

ITEM	DESCRIPTION
A	Gas and oil vapor
B	Gas vapor
C	Oil
1	Positive crankcase ventilation valve
2	Engine vent oil separator
3	Flexible hose
4	Baffle plate
5	Oil drain

The part load breather consists of an engine vent oil separator, positive crankcase ventilation valve and a flexible hose. The engine vent oil separator and the positive crankcase ventilation valve are installed in the top of the right camshaft cover. The flexible hose connects the right camshaft cover to the intake of the supercharger.

The engine vent oil separator is installed in a channel in the top of the camshaft cover. A baffle plate, which incorporates a gas intake and an oil drain, is installed over the channel. The positive crankcase ventilation valve is integrated into the camshaft cover and connected in parallel in the gas outlet from the channel to the flexible hose. The positive crankcase ventilation valve regulates the crankcase pressure.