so i took my wiper motor apart to clean it . but when i did there was three little metal peaces that were under this black switch . now i cant rember the order they went back under the black plastic switch.under the plastic switch theres like 5 holes that the switch slides over i think i may have the metal pleases in wrong under the switch? what im trying to say is there not working and maybe its the oder i have the peaces in.?