Operation CHARM: Car repair manuals for everyone.

PCV System Checking

PCV Flow:







INCORRECT PCV OPERATION:

1. A plugged orfice or hose may cause:
a. Higher than normal Idle Air Control (IAC) steps.
b. Oil in air cleaner.


PCV DESCRIPTION:

There are no moving parts in the PCV system. Proper operation of the PCV system is dependent upon a sealed engine.