Оригинальный сообщение: arbaman ,
Liquid damaged boards are bad customers most of the times as damages may be scattered all over the places on different power and data lines. With board not working properly without keyboard and trackpad points to damaged components on the board itself. Check also the conditions of the screen connector and the connecting cable, screens need high voltage and if shorted by liquids may get seriously damaged. If you have in your area some lab into component level repairs you can try handing them your machine to get an opinion on a possible board repair or alternatively you may source a used logic board, the ones of a 2013 Air shouldn’t be too expensive anymore.