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2207 messages, Last post on Mar 19, 2009 at 7:01 AM
You are in the Volkswagen Touareg Forum. Your Hosts are steve_ & tidester
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Replying to: golfgti201 (Jun 24, 2004 2:32 pm)
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| oh, if its true, then i didn't know that. But i also hear that California is going to change the emission policy for 2007 so it will be even stricter, which means there would be no possibility for the v-10 here, which sucks. lol | |
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"...but the Oil lobby will probably pop out of the multiple legistlator pockets they have parked in and manage to push the time schedule for cleaning up the fuel further down the road." They already have. Cleaner diesel fuel was originally required to be available by 2003. When the Bush Administration took office, that deadline was pushed back to 2006. You want to guess how likely the deadline is going to be pushed back again after November given the convenient excuse of limited refinery capacity.
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Replying to: hiflyer (Jun 26, 2004 3:47 am) |
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I don't think we want to stray too far into political debate! tidester, host |
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http://demo.autoweek.com/article.cms?articleId=100328 From article: "..Volkswagen's front man for diesels, Richard Dorenkamp, believes the technical challenges will be met to allow diesels to be used well into the future. "Diesels are powerful, economical, ecological and future-oriented," Dorenkamp said. "For the 2007 model year, there is a 95 percent reduction in tailpipe emissions, and we can't do it right now. But we're work- ing on it, and we believe we will meet the future emission standards." Two emission problems haunt diesels: soot and nitrogen oxide. VW is working to develop particulate traps to handle the soot issue while "absorbers" are being developed to handle NOX, a component of acid rain. A key to reducing emissions is being able to deliver fuel to the cylinders in small amounts at very precise timing under extremely high pressure, up to nearly 30,000 PSI. To deliver fuel to the cylinders, VW uses unit injectors rather than the common-rail system employed in the Mercedes-Benz 320CDI (AW, May 3). Unit injectors, located at each cylinder, have a mechanically driven pump that delivers the fuel to the electronically controlled injectors. The common-rail system uses an electronic pump to pressurize the "rail" that delivers fuel to each cylinder. Bosch makes both systems." |
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As we know, premium gas is recommended for our Touaregs. I've religiously put premium in the tank since new. Last week, after almost 6k miles, I tried a tank of regular from the same company that I buy most of my gas from (Shell). I noticed an almost imperceptible roughness to the engine under load, as well as a slight lack of power under part and full throttle acceleration. Kind of a "doggy" feeling. Filled up an almost empty tank this morning with premium and noticed better throttle response, smoother running. This is not by any means a scientific test, but I figure there are others out there wondering whether regular will do the trick at about 20 cents a gallon less. I guess I'll stick with premium, although I might try a similar experiment with a tank of mid-grade. By the way, I changed the oil last weekend. It wasn't too bad. Put the air suspension on full off-road, crawl under, ten screws to take off the plastic shroud under the engine and trans. Oil drain right there. Oil filter comes off with a 36mm socket.
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Replying to: big_guy (Jun 25, 2004 2:44 pm) |
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Replying to: panzer (Jul 01, 2004 11:46 am) |
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Replying to: spockcat (Jun 23, 2004 4:25 pm)
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