Finally i installed Cold Air Intake system on my 1.3 yaris ! K&N

[Jack Yak]

Originally Posted by 1.5

Dirtiest engine bay ever. And 1.3?

:( i'm gonna clean it ,, but i did not do it before because someone told me that it's too bad if you cleaned your engine and you don't have to do it

and yes sir it's 1.3

Originally Posted by goliath1812

did you disconnect the negative from the battery to let the ECU reset?

yes i did

i disconnected it and reconnect after about 10 min ! NO change NO improvement !