High rev on startup
WebApr 17, 2013 · High idle at start is normal in cold weather. The colder it is, the higher the RPM usually go. Perhaps your car is overdoing it a little, but it usually is normal. especially if it drops back down after a little while (30 second usually. In really cold weather it might take a few minutes to drop to normal idle rpm. WebApr 30, 2009 · Harley Davidson 2003 FLHRCI; Motor idles at 2000 rpm on start-up. Runs rough for about 10 miles, then starts to run right including proper idling when stopped. Turn engine off for gas, whatever, the problem starts again. Checked the crank case sensor, it was covered with oil. Not being a mechanic, not sure if this is normel or not.
High rev on startup
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WebNov 7, 2004 · 98 Jetta 250,002k. Oct 29, 2004. #5. My 98 TDI began experiencing some higher revs during startup and disappeared shortly after startup. I also experienced some power loss at highway speeds. VW mechanic indicated that the aging (but not worn out) belt stretched and created enough of a timing issue to cause those issues. WebApr 21, 2014 · Discussion Starter · #1 · Feb 1, 2010 Its more like a flare up to about 2500 rpm and a slow drop to normal after about a minute. I know cold start idle is a little higher but the rpm is just too high. Anyone have this issue?? I am thinking it is maybe a IAC valve issue. H Higgs Boson Registered Joined Feb 2, 2009 267 Posts #2 · Feb 1, 2010 normal.
WebApr 13, 2009 · increase the catalyst temperature at cold start to reduce emissions. However if you are getting engine knock at cold start you may want to take it in and have them … Nov 21, 2016 ·
WebJan 30, 2014 · Usually when an engine runs higher RPM than it is set for, it means extra air is entering the engine from somewhere. Using a spray water filled bottle, go around seams and also spray vacuum lines and the EGR pod while the engine is running. Any openings will draw in the water and affect RPM. Then you will have found the leak. WebJan 7, 2006 · The high idle after start up is one of Toyota's way of reducing emission. A warm engine emits less emission than a cold one so Toyota and other manufacturers put in this feature to help get the engine to operating temperature quicker and thus reducing the higher emission that would have been emitted if the engine was still running cold.
WebHow to STOP Honda engine High Idle revving surge at COLD start up, Its NOT IAC Wise Monkey 5.58K subscribers 29K views 2 years ago Honda 4 cylinder engines are made to …
csun thesisWebOct 15, 2014 · On startup, the RPM will climb up to 2,000 and then idle back down to around 6oo. It doesn't matter if the engine is hot or cold. Engine is the 4.7 in a '99 Could this be a … csun theatreWebMay 1, 2011 · 2003 Mercedes S320 CDi (W220) Joined Apr 17, 2009. 340 Posts. Discussion Starter · #3 · May 11, 2010. Hi and thanks for the quick response. I would be happy with +-1000rpm on startup - think that is about what it was. Car is warm at the moment, just started it and it went to: Neutral : +-1500. as it engages : +-1800. csun the hubWebNov 3, 2013 · No it just revs up kinda high on start up then runs mostly normal for the rest of the time. However, I was going through a parking lot earlier and I took my foot off the … csun thesis loginWebJan 28, 2011 · High revs at startup while it's dry up where all this stuff failed. Ford says this type of failure can be a result of using 3rd party oil filters (fibers break off and clog things) I've always used motorcraft filters. I did buy the car used and have no idea what the guy used before i bought it. csun thesis defenseWebJan 12, 2004 · Instant high revs on start up = damage? - SjB {P} Current petrol Volvos on the P2 range of floorpans are designed to rev instantly to a moderate extent on startup, to help reduce emissions and extend the life of the cat. My V70 typically spins instantly to 1400 RPM, holds for a second or two, drops to 900 RPM, then drops to the normal tickover of … csun thesis guidelinesWebFeb 21, 2014 · You need to be sure there is not a fault because 2000 is a bit high. Try another IAC. Here is how cold start works. Key to 'run' computer looks at the cylinder head … csun theme park tickets