Fuel Injector Pulse Width? - Second Generation Forum

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Fuel Injector Pulse Width?
Wednesday, July 05, 2006 10:03 AM
Hi All...

What i would like to ask is what would cause my P/W reading on my scantool show 6.5ms, when a few weeks ago my readings were in spec at around 2.6ish ms. First off, Is that a huge diffrence? Just to give you an idea I am having no problems with my 94 2.2 RS Cavalier. The only thing that I really did was go to a short ram with a K&N filter. I checked my injectors resistance and 1,3,& 5 all are approx 13.2- 13.3., I couldnt get to the #2 F.I. What is strange lately when I start my car I get the smell of Raw fuel. I cant see any apparent leaks although a month or so ago I had a pin hole in my gas tank. I patched that up so it doesnt appear to be leaking there. For the heck of it I changed my 02 sensor. Than I went to the canister to see If it was pulling vac from the bottom, When I increase the throttle it feels like there is a slight vac... I am not sure just how much air should be sucking up thru the bottom of that charcoal canister. Again, There are no apparent drivability problems. I just got this great scan tool and I am wracking my brain out trying to figure out all these neat new things. Anyway, Anyone have any ideas?
Thanks Tom

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