Crankcase Ventilation Overview

Crankcase Ventilation Overview

Note:
On vehicles with an automatic transmission the vacuum hose routing in the distributor part area (position 2) is different from that on vehicles with a manual transmission. Vehicles with an 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)