Car: Vauxhall Astra Hatchback, 1.4, Petrol, Manual, 5 door, Engine is Z14XEP
Update: I have already replaced all spark plugs, coil pack, used Redex a few times. 02 sensors have come back on OBD2 scanner. I have also disconnected MAF sensor and issue persists.
Issue: A handful of times the car...