What RPM should a v6 idle at?
about 600-800 rpm
Typically, engines idle at about 600-800 rpm. Older engines may go up to 1200 rpm or more while warming up. But if the engine is revving up while idling, even after it’s sufficiently warmed up, you might have a problem. High idle speeds waste fuel, cause extra wear and tear on your engine, and can be unsafe as well.
Why are my RPMs so high at idle?
If the computerized engine control system is faulty, high idling can be one symptom. A vacuum leak in any of the hoses can be the culprit—inspect them all for leaks. A bad idle-speed control unit can cause the problem; it may need to be replaced. A faulty alternator can fast idle issues; if so, replace it.
Is it normal for a car to idle at 1000 rpm?
In most of today’s cars, an idle speed of 600 to 1000 RPMs is average. If your car is idling rough, though, it won’t feel smooth. A cold-start rough idle, for example, may be caused for different reasons than a vehicle that idles rough only when the engine’s hot.
What can cause high idle?
High Idle Causes
- Faulty Fuses. Most modern car engines control the engine idle speed through a motor called an IAC (idle air control) motor.
- Computer Malfunctions. Computers control a modern car’s engine and transmission, its brake system and its airbag system.
- Leaking Vacuum.
- Malfunctioning Throttle.
- IAC Motor Malfunction.
What should the idle RPM be on a car?
Your engine should normally get to around 700 RPM after you start the vehicle, depending on the model. If your idle is way off and you have one or more of the problems listed above, then you will want to diagnose the issue right away.
Why is the RPM on my Harley Davidson so high?
(Could be you went through 50 key cycles with no engine issues) When you get off the interstate & the idle is high,,, if you were to power it off and restart the bike, does the idle calm down or does it resume the high idle. Would help to know how high the RPM was, but you have no tach. (?)
What happens when the Idle is high on a Harley Davidson?
Strange that there are no historical codes since you did say you saw the check engine light come on. (Could be you went through 50 key cycles with no engine issues) When you get off the interstate & the idle is high,,, if you were to power it off and restart the bike, does the idle calm down or does it resume the high idle.
Is it normal to have a rough idle?
This is definitely not a normal situation. If you are experiencing a rough idle or your RPM is running high, then there are a variety of reasons for why this could be happening. It is not always easy to diagnose the cause because there are so many factors involved here. Below are the top 5 causes that a mechanic would look for.