need help with engine tonight guys please help

alright boys got some problems here with the ole type r b16b
well i had problem on june 3rd with my car not running in the rain and it wouldnt work a month later i disconnectecd my battery to reset the ECU and boom problem solved
so yesterday it rained and i figured lets go get some supper go get in my car and it started and startin revving uncontrollably up to 3500rpms and no farther nor none less
so what did i do this time first things first restart the ecu nope wont start
i dont know what it is but i was trading my car tomorrow on saturday and if i can get some help tonight to fix it would be greatly appreciated thanks guys
well i had problem on june 3rd with my car not running in the rain and it wouldnt work a month later i disconnectecd my battery to reset the ECU and boom problem solved
so yesterday it rained and i figured lets go get some supper go get in my car and it started and startin revving uncontrollably up to 3500rpms and no farther nor none less
so what did i do this time first things first restart the ecu nope wont start
i dont know what it is but i was trading my car tomorrow on saturday and if i can get some help tonight to fix it would be greatly appreciated thanks guys