misfire on cylinders one and two on 1997 Hyundai Elantra

about every one hundred miles I get a misfire code P0301 or P0302 and sometimes I get both at once. Replacing injectors is getting costly.

by in Weatherford, TX on March 30, 2011
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1 answer
ANSWER by , March 30, 2011
plugs and coils is where you start. these are basic maintenance items. did you change these yet?? Roy