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PCV operation
Posted to Technical Theory Forum on 9/30/2010 3 Replies

Hi TTF folks,

I'm trying to get information on the PCV system on this 5.4 3V engine. I have high crankcase vacuum if the PCV hoses are connected. There is full engine vacuum on both PCV hoses on both valve covers. With the hoses blocked off, crankcase pressu... Login to read more.

3 Replies Received (View Replies)

 

car Vehicle Data

2004 Ford F-150 FX4 5.4L

Engine5.4 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2004 Ford F-150 FX4 5.4L

Engine5.4 L
Trans4-speed Automatic (Electronic)