Piston ring or head gasket failure5
In my experience even a small vac leak can cause idle issues
While agreeing with all those checks, i'm putting my money on the fiav
Since you stated you hold the throttle at a higher.
As it drops, it begins to sound a bit rough, but not misfireing.
If you have tried additives, oils, and gen3 lash adjusters, with no luck (like me), this solved my ticking problem.
So if you look at replacement fuel pumps make sure it has any flow back valve before installing it or when car is cold might take up to tree turns of key to start and all the time fouling plugs.
Aside from improper tuning, many people have minor idle problems that are easily fixed
If you are having problems with your idle too high or low, try adjusting the idle adjustment screw to see.
Those are the main things i've had to deal with on my mostly stock cars
There are some more important issues that you'll run into as you squeeze more and more power out of the 6g though.
Mike and ant get their hand's on the 1994's mitsubishi vr4 and try to restore it back to its original state!
The most common reasons a mitsubishi 3000gt has rough idle are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
Occasionally, the idle will fall dramatically down to nearly zero and will bounce back to 900.
I even had a mechanic take a look at the thing and he's stumped too
My 1993 vr4 fires up like a champ, but the idle is a bit louder than it's been in the past
But it's at around 1k rpm with and.
I have a '92 3000gt vr4 with about 66k miles
The car starts with no problems but when it is cold will run rich (smell of gas) and the idle will jump around from 700 rpm to about 1000 rpm.
So i start driving and it drives fine, no hesitation, no funky things.
What causes rough idle at low rpm
We have an entire article pointing out each reason for the issue and how you can solve the problem.
More often that not when i come to a stop the idle will drop really low (~600 rpm), the lights will dim, and the car will vibrate
It doesn't die, it just.
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Rough idling or rough idle represents the irregular or uneven operation of the engine when your vehicle is in idle mode or at a standstill.
Hi, i have a 1993 mitsubishi gto imported from japan, its the same as the 3000gt
The car is a vr4, 5 speed manual, twin turbo
When i start the car it runs super rough and the rpms change alot.
My name is nick and i have a 3000gt vr4 thats 43,000 mileage
The car has been service well
The car recive a complete tune.
Determining the cause of problems on your car takes research, data logging, and.