Batch EFI/MAF questions

George Reiswig Reiswig at europa.com
Mon Jul 20 01:11:39 GMT 1998


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Hello, all
    My vehicle has batch EFI, where pairs of injectors fire as one.  =
What are the advantages of this over sequential EFI? =20

    Also, there seems to be a real bottleneck in my intake system.  It's =
a 2.6L engine, which doesn't usually see high revs, but the MAF sensor =
has an internal diameter of 40mm.  The throttle body, by comparison, has =
two openings which are nearly that size.  Does it make sense to try to =
replace my MAF with a slightly larger one?  Any ideas as to how large I =
should go?  Do all hot-wire type MAFs have pretty much the same =
input/outputs?  Please reply to my e-mail, too.  Thank you in advance!

GR

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<DIV><FONT color=3D#000000 size=3D2>Hello, all</FONT></DIV>
<DIV><FONT color=3D#000000 size=3D2>&nbsp;&nbsp;&nbsp; My vehicle has =
batch EFI,=20
where pairs of injectors fire as one.&nbsp; What are the advantages of =
this over=20
sequential EFI?&nbsp; </FONT></DIV>
<DIV><FONT color=3D#000000 size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT color=3D#000000 size=3D2>&nbsp;&nbsp;&nbsp; Also, there seems =
to be a=20
real bottleneck in my intake system.&nbsp; It's a 2.6L engine, which =
doesn't=20
usually see high revs, but the MAF sensor has an internal diameter of=20
40mm.&nbsp; The throttle body, by comparison, has two openings which are =
nearly=20
that size.&nbsp; Does it make sense to try to replace my MAF with a =
slightly=20
larger one?&nbsp; Any ideas as to how large I should go?&nbsp; Do all =
hot-wire=20
type MAFs have pretty much the same input/outputs?&nbsp; Please reply to =
my=20
e-mail, too.&nbsp; Thank you in advance!</FONT></DIV>
<DIV><FONT color=3D#000000 size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT color=3D#000000 size=3D2>GR</FONT></DIV></BODY></HTML>

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