Questions & Answers for: revs up while idling

the engine continually revs in idle, it kind of sounds like a heart beat, rev then bak to idle rev then bak to idle over and over. i think it might be an electrical issue but im not sure how do i fix ...

revs up and down at low revs escort 1.8 revs up and down at low revs you need to clean or replace your idle air control valve(IAC). The IAC allows your engine to idle smoothly by opening and closing a

...with idle on tick over. when my mazda mx5 <1600cc>is warmed up the engine idles at 800 revs after about 20 seconds the revs drop to 400 revs,after 5 seconds they pickup again to 800 ...

when i start 2001 dodge caravan the engine revs is 750-850.is this normal?????then when go on R engine revs goes 450-600. is this normal??? when go D revs goes 500-600 end push gas drives normal what ...

... Is this normal or is there something i can do to fix this? There is no connection between the idle revs and revs at speed .The revs for 60 mph sound about right but the idle revs are controlled by ...

engine idle speed on citreon berlingo 1.9 Warm diesels should idle low. Some of them 800-900 revs. At cold, they should have a fast idle, some 1100 revs. look if your engine has a cylindrical device, ...

...idling adjust the L screw in fully till right in,then out 1.5 turns,same with H screw.Then start saw,adjust L screw in or out slowly till you get max revs.You may need to lower idle via idle screw if ...

I own a 1990 3cv it increases revs from idle to around 3000 once it has warmed up if I stop the motor for a bit then start it again the revs will do the same I have cleaned out the carbs and replaced ...

My quantum start idle but does not rev up My Toyota Quantum 2.7GL idles but does not rev up. i ve ... www.fixya.com/.../t15670829-toyota_quantum_2_7gl_idles_but_not_re... Jan 5, 2013 - My Toyota ...

revs really high when starting About 222,000 results (0.52 seconds) Search Results vrrrrooooommm... high rev at start up - JeepForum.com www.jeepforum.com > ... > WJ Grand Cherokee Forum Jun 15, 2011