I have a 1993 toyota camry 4 cyl i believe somone has syphoned gas from my car i started it this a.m. and got about 6 miles then the engine just stopped and the check engine light came on. it has 243,000 miles on it , iput some gas in it and it still will not start. friend told me its probably the fuel filter if so where is it located and how do i replace it?