hi all, i have and idling issue with my missus el,it has a new head and all vaccum lines are fine it has new coil leads and plugs i have also cleaned the throtlle body and ics even tried to bump up the idle up but still no luck. im thinking of disconnecting thje battery overnight to erase any codes, please help as i am at wits end haha.thanks to all why reply to help



note.. i just disconnected the tps sencor and the thing runs like a dream, would this indicate the tps is shagged?

Most probably, yes.