i need sum help ya.. i have a 90 integra and latley the check engine light has been commin on.. i checked it and its throwin the code 43 (fuel supply) i noe fuel supply can mean anything dealing with the fuel... but i dont noe where to start to fix this problem.. im no mechanic and was wonderin if anyone noes how to solve this problem.. i herd that these year integra have bad O2 sensor but im not sure if it is that too.. like i said the only code its throwin is 43... if anyone noes please let me noe ASAP... thanks