maybe a vacuum leak
Fuel pump is bad!
poor spark, poor fuel grade, fuel pressure, spark plugs, not getting enough air... one of the above
car has spark and fuel it will crank over but will not start
Does it turn over? Does it have spark? Does it have fuel? Does it turn over? Does it have spark? Does it have fuel?
If your KIA Sportage won't start but has a spark and fuel, it could be a the fuel pump relay or possibly a fuse.
cause it has no fuel.
Does it have: fuel, spark, compression?
its need 3 things to start fuel spark compression and they have to be all at the right time
Assuming it is getting fuel and you have no spark, replace the ignition module.
Check for fuel and spark - noting the age of the vehicle it may be the timing chain has "jumped"
Maybe There Is Water In The Fuel; Try Using ABottle Of Dry Gas.
If getting fuel and spark, then need compression and air.