ROUGH idle on cold start and until warm
question about rough idle on cold start...
engines need to warm up to run properly. i suppose everyone has just gotten accustomed to fuel injected vehicles that do a better job at masking ...
Rough idle cold start - Lincoln Forums
Rough idle can be due to air/fuel mixture incorrect. Or burning bad fuel. Or an ignition system issue. When cold it is generally a lean mixture if the mixture ...
Rough idle on cold start | Drive Accord Honda Forums
So during the warm up transition you are feeling the engine because the cold engine needs the higher rpm but the mounts are in the stiff mode.
Rough idle when cold (Solved) | Mercedes-Benz Forum - BenzWorld
Each cylinder has an injector which supplies fuel as commanded by engine computer, in response to calculations that depend on other sensors. So ...
Rough idle when cold...smooth when warm..? - MBWorld.org Forums
Check the throttle body plate for sludge buildup on the backside as well as around the diameter, known to cause idle issues. Ken311's Avatar.
Rough Idle When Warm: Troubleshooting The Engine Problem
It is because rough idle when warm can either be caused by one faulty component or through a series of problems. However, it is easy to ...
rough idle cold, smoother when when warm? - MR2 Owners Club
The cold start injector is supposed to turn off as soon as you disengage the starter. You could check for a bad temperature sensor. That is one ...
Q&A: TROUBLESHOOTING ROUGH IDLE at COLD start -
Could also be a headgasket leak , not uncommon either, check if there is any white smoke from the exhaust when cold or loss o9f coolant in the ...
Extreme rough idle/chugging on cold start, clears as thermostat opens
Now I know that upon cold starts, the ECU enriches the fuel mixture. My spitball idea is that maybe you have a faulty temp sensor, and as a ...
Rough idle at cold start? | Honda CR-V Owners Club Forums
It should be roughly 1200-1500 rpm initially, and then as the engine warms a bit the idle point throttles down in steps until it reaches around ...
Thread: Rough hot idle but smooth cold start - EFILive Forum
... temperature. The engine starts fine when cold and idles really smooth without any rocking until it gets warm. AFR is around 14.2 when warm ...
Rough idle when cold then smooth when warm - MBWorld.org Forums
Don't overlook the possibility of unmetered air (vacuum leak) especially at intake gaskets. Leaky gasket can close up as surfaces warm and ...
Rough idle when the engine is cold only | EricTheCarGuy
After the installation, i still get the rough idling on cold starts ... before cranking the key ( after the check engine light went off).
ALH - Quick cold starts but runs rough until warm - TDIClub Forums
An air bubble that winds up in ONE hole will result in a rough idle for a few seconds, but only briefly. I usually only bleed one injector when I've had the ...
Rough idle at cold start-up . Once warmed up goes away. No codes
I just know the car didn't idle so rough when cold before and I'm quite used to getting a problem fixed on my car only to have to turn-around ...
Rough cold start idle, misfire codes, but runs fine warm
I found a cracked PCV hose and replaced it. On the first start after replacing the cracked hose, the idle problem started. But, I fixed the WOT ...
Need help cold start rough idle! | Polaris RZR Forum
Runs great when hot! No mods! Also smell like it's running real rich till warm. I've checked fuel pressure ? Replaced spark plugs? Checked to ...
Very Rough Idle When Cold - Harley Davidson Forums
Only when the engine is cold, when I first start it up it sounds like the engine is galluping, idles very rough. Hard to explain, but after 2-3 ...
Occasional rough idle on cold start. - Ford Taurus Forum
When starting cold the rpm was around 1100 -1200 then it would quickly drop to 600-700 rpm then when engine was warmed up would run perfect the ...
Rough idle when cold, hard start and fluctuating idle when warm.
If your problem seems to be only at idle, predominantly when the engine is cold, then there is either not enough fuel or too much air. The ...