2007 Audi A4 Convertible "octane vibrate" Questions

...here, A vibration while idleing is not really normal, a rough idle could be many things, wrong octane gas, dirty gas filter, dirty smog controls. Have your local shop take a look for

... Message came up on clock that reads ''Time for service'' Could be low grade oil or fuel issues? 87 octane ,,,you kidding ---more like 95 octane .But this has nothing to do with the vibration and ...

...vibrate or rattle when started cold? When car engine is cold and started it vibrates or rattles. Doesn't always do it if it has already been driven somewhere and then restarted. Can feel it through ...

...operating temperature before driving,if problem removes it's self after warm up,up grade gas to 93 octane for 1 tank full. then see if problem goes away. it's cold where you are right? if so the

...timing. Also can be buildup on the injectors, Run some injector cleaner thru the system. Buy a high octane gas 91 octane. Get a bottle of heat to put in your gas, this takes all the water out of it. ...

...a 2006 ford focus zx3 There is a problem with dirty injectors. Please clean those by putting high octane fuel in your car or putting an octane booster in your car also you may lube your cluch look ...

Can I use 88octane-15% ethanol in my 2011 ram hemi The owners manual probably says no. Most say 89 octane is the lowest. Look in manual if you have one or they are typically on-line. With that said, ...

...bad but on level ground at about 30 to 50 miles an hour it runs fime any ideas try moving up the octane on one

1990 toyota four runner running rough no loss of power no check engine light after "dumping clutch" engine running rough,alot of vibration,and low idle speed spark plugs injector cleaner have u been ...

...off the road and started off again and it ran fine the rest of the way home. What do you think? Low octane gas and a missfire could caused the knock sensor to send a signal to the computer which ...