POSITIVE CRANKCASE VENTILATION SYSTEM CHECK


1.Remove the ventilation hose from the positive crankcase ventilation valve.
2.Remove the positive crankcase ventilation valve from the cylinder head cover.
3.Install the positive crankcase ventilation valve at the ventilation hose.
4.Set the vehicle to the continuous idling mode.

5.Place a finger at the opening of the positive crankcase ventilation valve and check that vacuum of the inlet manifold is felt.
note At this moment, the plunger in the positive crankcase ventilation valve moves back and forth.
6.If vacuum is not felt, clean the positive crankcase ventilation valve or replace it.
7.Apply a small amount of new engine oil to the O-ring on the positive crankcase ventilation valve, and tighten to the specified torque.
Standard value: 2.5 ± 0.4 N·m