How much of the air needed by the engine flows through the PCV ...

[mmm]

Question 1

An electric SAI pump is controlled by ________.
◦ A vacuum switch
◦ The PCM
◦ Exhaust pressure
◦ Manifold vacuum

Question 2

How much of the air needed by the engine flows through the PCV system when the engine is at idle speed?
◦ 1-3%
◦ 5-10%
◦ 10-20%
◦ Up to 30%

[soda0602]

Answer 1

The PCM

Answer 2

Up to 30%

[mmm]

Thanks for the timely response, appreciate it

[shailee]

Great answer, keep it coming