Asked in Jeep
Why does 1989 jeep change up at high revs?
On the front side of the throttle body on the left side is a air valve with 2 tork screws. Remove it and clean the carbon out with gumout spray or replace it. That is the fast idle valve. that is why when you start your engine it revs and idles down. ...
Asked in Ford, Ford F-150, Ford Ranger XL
4.2 liter ford idles but dies when you try tp move?
If the engine idles and revs up okay in neutral, it is likely the torque converter clutch lock up solenoid. ...
Asked in Ford Contour
Why would a 1999 Ford Contour shake or vibrate at idle?
I also wish someone would answer this question as my 1997 Ford contour does the same thing. It shakes and vibrates very bad when it idles and it idles really low. They set the idle up to make it so it wouldn't die so now when I start it it revs up really bad then it idles down then it idles down to low and shakes I also wish someone would answer this question as my 1997 Ford contour does...
What are the merits and demerits of plate clutch?
Pro: you are able to change gear when your engine revs are different from your transmission revs. Con: when torque is high or the difference in revs (see above) is too big, it will slip. ...
Asked in Toyota 4Runner
My 4runner with 227000 miles on a 4 cylinder idles well at start up run it and it revs high at 2000 rpms between shifts and idling why?
Try changing your pcv valve. if that dont work it could be your mass air flow senscer or throtle pasistion senscer ...
5spd metro starts but will not move the engine idles and revs but when in gear it will not move the funny thing is that you can fully depress the clutch in gear and the car will not die?
Nothing funny here....bad clutch disc.
Asked in Watercraft Engine Maintenance
200 EFI Black Max mercury no power?
If the boat idles fine and revs fine in neutral in the water and idles fine on the trailer, however has no power when you stick it into drive and give it some throttle a common problem with some of these early Mercury V6's is in the stator. The only way to fix this is to replace the stator. ...
Asked in Audi A4
Is it normal for my 2005 Audi a4 2.0 tdi engine to vibrate so much when it idles?
yes, because it is a diesel engine and has big pistons and slow revs but if it is very bad you should check your engine mountings ...
What does a racing cdi do?
it basically lets the bike work at higher revs, for example on mine it gives it unlimited revs, so it wont stop at about 6000rpm like a normal bike but just keep going, it can be bad because if the revs get too high the engine may explode ...
Why two stroke engines are hi-speed engines and four stroke engines are hi-torque engines?
generally , two strokes are smaller capacity , shorter stroke, higher revs. for given engine capacity , long stroke /small bore = high torque / low revs short stroke/big bore = low torque / high revs ...
1993 Ford Explorer during warm-up revs and runs fine after warm-up idles rough and shutts down?
Could be a plugged catalytic converter or bad coil. Both will act up when they get warm. ...
Asked in Auto Parts and Repairs
95 Saturn Sl1 revving at idle Engine revs to 2200rpm while in neutral 1200rpm while in drive with the brake on no other problems no trouble lights?
The idle arm may be off set. The idling is set extremely high according to the RPM's stated and need to be lowered. ...
Asked in Chevy Tahoe, Toyota Celica, Toyota SR5
Why does your 91 Toyota Celica idle rough at times and accelerate very rough at low revs before smoothing out at high revs?
My Celica is doing that as well. my uncle knows a thing or two about cars said it could be a Catalytic converter problem... ...