1) could be any number of things and cleaning the MAF shouldn't hurt2) sounds like the idle speed is staying high at times?3) that's normal/good, as the fuel system is pressurizedklonfes2000 wrote:I RECENTLY REPLACED 2 COILS , 6 SPARK PLUGS AND AN INJECTOR ON MY CAR ,1) BUT STILL HESITATE WHEN PUSHING GAS ,2) SOME TIMES WHEN I STOP , THE CAR WANNA TAKE OFF BY IT SELF 3) AND WHEN I OPEN THE FUEL CAP,LOTS OF AIR COME OUT SO I FIGURED THAT THE MAF IS BAD .ANY HELP PLZ,