Inspection [09/2014 - 11/2017]: Procedure
WARNING: This page is about a different car, the 2017 Lexus RC 350, 2017 Lexus RC 300, 2016 Lexus RC 350, 2016 Lexus RC 300, and 2015 Lexus RC 350. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)
- Install a clean hose to the PCV valve (ventilation valve sub-assembly).
- Check PCV valve (ventilation valve sub-assembly) operation.
- Blow air into the cylinder head cover sub-assembly LH side, and check that air passes through easily.
*a Hose *b Air Cylinder Head Cover Sub-assembly LH Side WARNING:Do not suck air through the valve.
Petroleum substances inside the valve are hazardous to your health.
If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly).
- Blow air into the intake air surge tank assembly side, and check that air passes through with difficulty.
*a Hose *b Air Intake Air Surge Tank Assembly Side WARNING:Do not suck air through the valve.
Petroleum substances inside the valve are hazardous to your health.
If the result is not as specified, replace the PCV valve (ventilation valve sub-assembly).
- Blow air into the cylinder head cover sub-assembly LH side, and check that air passes through easily.
- Remove the hose from the PCV valve (ventilation valve sub-assembly).