The Truth About Cars » gdi http://www.thetruthaboutcars.com The Truth About Cars is dedicated to providing candid, unbiased automobile reviews and the latest in auto industry news. Sat, 06 Feb 2016 17:30:53 +0000 en-US hourly 1 http://wordpress.org/?v=4.2.4 The Truth About Cars is dedicated to providing candid, unbiased automobile reviews and the latest in auto industry news. The Truth About Cars no The Truth About Cars editors@ttac.com editors@ttac.com (The Truth About Cars) 2006-2009 The Truth About Cars The Truth About Cars » gdi http://www.thetruthaboutcars.com/wp-content/themes/ttac-theme/images/logo.gif http://www.thetruthaboutcars.com New Or Used: Wishing For Simpler Times http://www.thetruthaboutcars.com/2015/07/new-used-wishing-simpler-times/ http://www.thetruthaboutcars.com/2015/07/new-used-wishing-simpler-times/#comments Mon, 06 Jul 2015 14:00:38 +0000 http://www.thetruthaboutcars.com/?p=1107425 Hi Sajeev & Steve, “You have not covered extensively the problems encountered by GDI engines, especially Mitsubishi Dion (the engine is 4G63). As the revs go beyond the 2000 rpm, the ‘check engine’ light comes on, then eventually the engine — if forced — cuts off. After a few minutes, the engine can start but […]

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Hi Sajeev & Steve, “You have not covered extensively the problems encountered by GDI engines, especially Mitsubishi Dion (the engine is 4G63). As the revs go beyond the 2000 rpm, the ‘check engine’ light comes on, then eventually the engine — if forced — cuts off. After a few minutes, the engine can start but […]

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TUV Nord Testing Firm: Direct Injected Gasoline Engines Emit More Particulates Than Diesels http://www.thetruthaboutcars.com/2013/11/tuv-nord-testing-firm-direct-injected-gasoline-engines-emit-more-particulates-than-diesels/ http://www.thetruthaboutcars.com/2013/11/tuv-nord-testing-firm-direct-injected-gasoline-engines-emit-more-particulates-than-diesels/#comments Fri, 29 Nov 2013 11:00:14 +0000 http://www.thetruthaboutcars.com/?p=666362 TUV Nord, a safety testing and certification agency, has issued a report commissioned by an environmental group that says that modern engines that use gasoline direct injection (GDI) of fuel emit more small particles in their exhausts than modern diesel engines. Particulates raise concerns over possibly causing cancer. GDI has proliferated as a means of increasing […]

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TUV Nord, a safety testing and certification agency, has issued a report commissioned by an environmental group that says that modern engines that use gasoline direct injection (GDI) of fuel emit more small particles in their exhausts than modern diesel engines. Particulates raise concerns over possibly causing cancer. GDI has proliferated as a means of increasing […]

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Piston Slap: Hocus Pocus…Focus??? http://www.thetruthaboutcars.com/2013/01/piston-slap-hocus-pocus-focus/ http://www.thetruthaboutcars.com/2013/01/piston-slap-hocus-pocus-focus/#comments Tue, 29 Jan 2013 12:10:13 +0000 http://www.thetruthaboutcars.com/?p=475449   Zack writes: Hi Sajeev, I’ve been following a series of discussion on a MK3 Ford Focus forum; in particular I’ve been following the technical discussion about how to squeeze more power from the MK3’s new 2.0 GDI motor. Of course, this involves talk of CAIs, Cat-deletes (inadvisable), and free flow exhaust. One of the more curious things […]

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  Zack writes: Hi Sajeev, I’ve been following a series of discussion on a MK3 Ford Focus forum; in particular I’ve been following the technical discussion about how to squeeze more power from the MK3’s new 2.0 GDI motor. Of course, this involves talk of CAIs, Cat-deletes (inadvisable), and free flow exhaust. One of the more curious things […]

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Piston Slap: A Solution to our Coking Problem? http://www.thetruthaboutcars.com/2012/07/piston-slap-a-solution-to-our-coking-problem/ http://www.thetruthaboutcars.com/2012/07/piston-slap-a-solution-to-our-coking-problem/#comments Wed, 25 Jul 2012 10:53:00 +0000 http://www.thetruthaboutcars.com/?p=453777     Kurt asks: I’ve heard from maintenance shops and oil additive producers that DI engines, especially Audi and BMW, have severe problems with carbon buildup in their valve systems. Might be good to chat about this and also poll readers to see if other vehicles have the same issue. Thank you. Sajeev answers: Luckily a […]

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    Kurt asks: I’ve heard from maintenance shops and oil additive producers that DI engines, especially Audi and BMW, have severe problems with carbon buildup in their valve systems. Might be good to chat about this and also poll readers to see if other vehicles have the same issue. Thank you. Sajeev answers: Luckily a […]

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Ask An Engineer: GDI Problems In A Nutshell http://www.thetruthaboutcars.com/2012/05/ask-an-engineer-gdi-problems-in-a-nutshell/ http://www.thetruthaboutcars.com/2012/05/ask-an-engineer-gdi-problems-in-a-nutshell/#comments Thu, 03 May 2012 13:00:11 +0000 http://www.thetruthaboutcars.com/?p=442513 “Ask an Engineer” is hosted by Andrew Bell, a mechanical engineer and car enthusiast. Andrew has his MASc in Mechanical Engineering from the University of Toronto, and has worked on Formula SAE teams, as well as alternative fuel technologies in Denmark and Canada. Andrew’s column will explore engineering topics in the most accessible manner possible. Even though […]

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“Ask an Engineer” is hosted by Andrew Bell, a mechanical engineer and car enthusiast. Andrew has his MASc in Mechanical Engineering from the University of Toronto, and has worked on Formula SAE teams, as well as alternative fuel technologies in Denmark and Canada. Andrew’s column will explore engineering topics in the most accessible manner possible. Even though […]

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