Crankcase ventilation valve
Examination
While the engine is running at idle speed, disconnect the hose from the crankcase ventilation valve.
If the valve is working properly, a hissing sound should be heard when air passes through it.
Check the conductivity of the valve by blowing air from the intake side.
- When purge: no conductivity
- When suction (-13 to -27 kPa): conductivity is
Removing
1. Disconnect the crankcase ventilation hose.
2. Remove the valve.