Positive Crankcase Ventilation: Locations

Crankcase Ventilation, Subsystem







NOTE: On vehicles with automatic transmission is the vacuum hose routing in the distributor part area (position 2) different than on vehicles with manual transmission, vehicles with automatic transmission have an additional suction jet pump installed.


1 - Flange on valve cover cylinder bank 1
2 - Distributor part
3 - Flange on crankcase
4 - Pressure regulation valve
5 - Flange on valve cover cylinder bank 2
6 - Fuel pressure regulator
7 - Check-valve (arrow on check-valve indicates direction of flow)
8 - Check-valve (arrow on check-valve indicates direction of flow)