SC 300 L6-3.0L (2JZ-GE) (1992)
Positive Crankcase Ventilation Valve: Testing and Inspection
PCV Inspection
- Remove PCV valve.
- Blow air into valve from cylinder head side.
- Air should flow freely.
PCV Inspection
- Blow air through manifold side of valve.
- Air should flow with high resistance.
- Replace valve if desired results are not achieved, or if there is visible damage.