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More than likely you have a vacuum leak. Check all the hoses, make sure none are torn, britle, and disconnected.
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∙ 14y ago
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Why does the roketa 250cc motor scooter idle ruff and then shuts off?
YOU WILL HAVE TO INCREASE THE IDLE RPM.
Changed battery and now rpm drop at idle and dies?
changed battery in 2000 chrystler sebring and now will not idle
Why does rpm drop from 900 rpm to 500 rpm when idling?
when a dozer is idling its rpm are at 90,000 to 95,000 Could be dirt in the carb's idle circuit. Maybe a vacuum leak.
How do you fix a high idle in 1992 dodge stealth?
when the engine starts and is warming up the idle is supposed to be at around 1500 rpm but when the engine warms up the idle should drop to between 700 and 1000 rpm. if it doesnt drop then see a mechanic because it is a very complicated fix
Rpm increases when car is in park?
It is normal for the RPM to increase a little when put in park or neutral. If the RPM increases by a lot, then you need to adjust your idle speed.
Need to increase the idle RPM on your 1991 thunderbird sc how can you do that?
If you need to increase the idle you either have a vacume leak or the iac (idle air control) valve needs replace. Because this motor are control eletronicly.
What would make my car RPM's drop down to 500 and hardly will idle?
mass air flow sensor
What would cause the oil pressure to climb to 70 psi when you step on the gas and drop back down to 45 when at idle?
As you increase rpm, the oil pump runs faster, thus creating more pressure.
What should be the RPM reading when hot on a 1999 jeep Cherokee?
It will idle as low as 600 rpm.It will idle as low as 600 rpm.
What is the idle RPM for a 1.8L integra?
when u first start the car it will idle high, around 1.5 rpm to 2 rpm. when its warm up it should idle between 700-1000 rpm
What is the RPM at idle for 86 cutlass supreme?
the idle should be about 900 RPM in park or neutral.
What is the idle RPM on a 1999 Toyota 4 runner?
the RPM should idle 700 - 900
