Re: [DML] "False Air" = "Vacuum Leak"

[Jim Strickland <ihaveanaccount@xxxx>]

What about the idle speed regulator? Doesn't it add air that isn't
measured by the air sensor plate?

Jim


On Sat, 19 Apr 2003 03:58:24 -0000 "content22207"
<brobertson@xxxx> writes:
> Another term for "false air" is "vacuum leak". With the exception of
> PCV, *EVERY* ounce of air that enters your engine should pass over
> (and activate) the air sensor plate. Is the only way to meter fuel.
> Any air entering via injector seals, bad hoses, old O rings or
> gaskets, etc will throw fuel/air mixture off. Is often much more 
> than
> minor inconvenience: impossible idle, poor acceleration, excessive
> fuel consumption, dirty combustion (how many times do problems like
> these crop up on list?). Can not stress enough importance of 
> ensuring
> entire upper half of engine is air tight. Good news: is easily 
> within
> capabilities of every owner to at least isolate a leak. Just don't
> take any seals for granted on a 22 year old block...
> 
> Bill Robertson
> #5939


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