Web8 de set. de 2008 · They checked emissions at two levels: 25mph @ 1868rpm and 15mph @ 1746rpm HC: 241ppm / limit 120ppm @ 25 and 271ppm / limit 124ppm @ 15 CO: 0.43% / limit 0.67% @ 25 and 0.52% / limit 0.69% @ 15 CO2: 14.1% @ 25mph and 13.9% @ 15mph O2: 0.5% @ 25 and 0.6% @ 15 NOx: 350ppm / limit 848ppm @ 25 and 778ppm / … Web22 de jul. de 2024 · Here are some steps to determine and correct the cause of high NOx emissions. Steps ... My 2000 Ford Expedition passed the first time on emission test for the NOx GPM and failed on the HC GPM and CO GPM. ... Do a Compression Test. How to. Flush a Heater Core. How to. Install a Head Gasket. How to. Clean Your EGR Valve.
honda - Emissions - High CO reading only - Motor Vehicle …
WebThe tests were performed in an emission test facility consisting of a climatic chamber, a “chassis dynamometer” and an emission measuring system complying with the European legislative requirements for type approval of passenger cars. The test vehicle was a recent passenger cars complying with the Euro 5 emission standards. Web9 de jun. de 2007 · Joined Oct 9, 1998. 29,754 Posts. #10 · Jun 7, 2007. at 210 your engine is hot enough burn off most of the HC that's left over from incomplete combustion. retarding the timing and raising the water temp both help with getting the metal temp in the chambers up high enough to lower the HC readings. incoming flights to pensacola tonight
emission test failed due to HC ppm on IDLE BimmerFest BMW …
Web17 de abr. de 2014 · HC ppm 205 ( norm 220) So I'm failing on idle. YES, oil changed, 20 minutes drive @ 65mph before test, left running. No visible problems, perfect idle, no smell from cat, no high pitch sounds which will point to vac leaks. When I start it in cold weather when engine cold I smell gasoline, and after couple of minutes it does not smell anymore. Web22 de jan. de 2024 · Carbon monoxide (CO), hydrocarbon (HC), and nitrogen oxide (NO) emissions from more than 48000 valid gasoline-powered vehicles were measured. … Web4 de jun. de 2005 · #1 I have a 1995 cavalier with the 2.2L pushrod engine and it failed the emission test. The hc emissions are a bit high .80 is the standard and mine is at 1.20 … incoming flights to pensacola fl