Loose power when A/C switch on
I have spark 0.8 manual 2010 .
I have changed idle sensor
Fuel pump
Spark plug
Plug cable
Fuel filters
Injectors
But still engine not runing smmothly
And there is no spark on 2nd number ignition coil.
When start engine .the engine start with half round
of starter,but when I switch on ac engine knocking
and reduce the speed and power