I just bought a Ek hatch with a dohc zc engine complete motor in Ek hatch and head was off so I did new head stud and timing belt and head gasket and I got it started but it start but on low low idles but it go up little and it stay on but when I hit the tb cable to rev it little or gas paddle I kept trying to fix the issue I redid timing belt and I Chekx fuses and sensor and hoses and I don’t know what could be the issue it’s start rite away but something shut off after a few sec And something it’s stay on for a few min but I try to rev it and shut off rite away and maybe ecu it’s got it’s not thr rite one it came with a p2e ecu and a p2p ecu try both