Did you check the filter sock inside the fuel tank(assuming it is still there)? If you were running lean for awhile, you will end up with your foot deeper into the throttle to get the car to go, causing worse fuel mileage.
Ray -----Original Message----- From: asad ishaque <[email protected]> To: vw mailing list <[email protected]> Sent: Mon, Feb 1, 2010 12:10 pm Subject: Re: [vintagvw] Troubles with the bug... Garrett, That could be another possibility. Id keep it as a second option however because I noticed today that the bug indeed misbehaves only when I push the gas pedal too much, such as on a straight road/ramp etc. At slow speeds it runs fine. Asad. > Date: Sun, 31 Jan 2010 10:07:21 -0800 > From: [email protected] > To: [email protected] > Subject: Re: [vintagvw] Troubles with the bug... > > I had a problem like this quite a number of years ago. 1993 in fact - I just know that was the year because I remember what I was doing at the time. Mine was due to the float valve in the carb misbehaving. I swapped it out for another one and solved the problem.... > > -Garrett > > --- On Sun, 1/31/10, Mike <[email protected]> wrote: > > > From: Mike <[email protected]> > > Subject: Re: [vintagvw] Troubles with the bug... > > To: "Air-Cooled Volkswagen Discussion List" <[email protected]>, "vw list" <[email protected]> > > Date: Sunday, January 31, 2010, 6:27 AM > > Asad, > > > > I'm gonna guess, it's possibly a clogged fuel inlet > > screen (in tank), clogged fuel line, clogged fuel filter (by > > trans) or clogged fuel screen (inside fuel pump). > > Check and clean all of these locations, it seems to > > be fuel-related. > > I wouldn't advise ever installing any fuel filter in > > the gravity-feed fuel line (anywhere in the tank-to-pump > > lines); only on a pressurized fuel line (pump-to-carb > > line). If you do, it MUST be cleaned frequently or you > > will starve your pump, or experience vapor-lock when it gets > > hot (exhaust, trans, etc.). The gravity flow fuel feed > > line has very low volume/ pressure, and is easily reduced to > > nearly no flow by such a restriction in-line as a slightly > > dirty filter. > > > > YMMV, > > > > Mike B. > > > > ----- Original Message ----- > > From: asad ishaque > > To: vw list > > Sent: Sunday, January 31, 2010 6:27 AM > > Subject: [vintagvw] Troubles with the bug... > > > > > > > > Volks, > > Thanks for the replies to > > my previous alternator conversion question. > > Had planned for the swap > > this weekend but something came up. My previously 100% > > reliable 68 daily driver has started to give trouble! > > Last week I ran out of gas > > after noticing I was getting bad gas mileage. Well, Pushed > > my luck and ran out just a few meters shy of the gas > > station. Filled her up and she ran well. > > Now this week, I am driving along a > > main road when I notice intermittent power loss. First I > > think its my imagination or lack of sleep. But then I enter > > an underground pass and the bugs really sputtering. Dies > > before the exit ramp. I start it after some attempts and > > just about make it up and park at the side of the road. I > > suspect crap in the carb so try to clean it a bit with carb > > cleaner and all. Starts up after some efforts and Im off > > again. Sputters a bit then dies again along another main > > road. Comes back to life after a bit and then dies again. I > > make it to a roadside shop adn proceed to dismantle the carb > > adn clean it up. I find no crap inside the float bowl > > though. A good cleanup later its back in the car. Runs > > good. > > I proceed home but then again > > along a main road the bug dies. Now I suspect the spark. I > > pull out the dizzy and replace the condensor with a brand > > new one. Good I had one in the car. Did not replace the > > point to save time. Just sanded it a bit to clean up a small > > visible pit. Reset the timing with a static light, this time > > a bit more advanced as it was retarted a bit earlier. Start > > her up and she runs beautifully. The sound had changed! I > > was a happy man! > > But today, while on the way back > > from work, the performance is repeated! Aaarghh! > > Now what could be possibly wrong > > with the car???? > > I am thinking of a chocked fuel > > filter. I run it in front of the engine ie where the gearbox > > is. Maybe it is not delievering enough fuel at high > > speeds??? Almost always the trouble was on long straight > > roads where one is in speed. Need to take a look at it. > > What else could be wrong???? > > Bad coil (runnign a nice Bosch > > from Brazil)?? but would it not be continous rather than > > intermittent?? > > Bad slow jet??? Running an > > electric one in the Brazilian carb. Could this behave this > > way???? > > Any other ideas??? > > TIA for all your thoughts. > > AsadKarachi,Pakistan. > > > > _________________________________________________________________ > > Hotmail: Free, trusted and rich email service. > > http://clk.atdmt.com/GBL/go/196390708/direct/01/ > > _______________________________________________ > > vintagvw site list > > [email protected] > > http://lists.sjsu.edu/mailman/listinfo/vintagvw > > _______________________________________________ > > vintagvw site list > > [email protected] > > http://lists.sjsu.edu/mailman/listinfo/vintagvw > > > > _______________________________________________ > vintagvw site list > [email protected] > http://lists.sjsu.edu/mailman/listinfo/vintagvw _________________________________________________________________ Hotmail: Trusted email with Microsoft’s powerful SPAM protection. http://clk.atdmt.com/GBL/go/201469226/direct/01/ _______________________________________________ vintagvw site list [email protected] http://lists.sjsu.edu/mailman/listinfo/vintagvw _______________________________________________ vintagvw site list [email protected] http://lists.sjsu.edu/mailman/listinfo/vintagvw
