guys i cant link up with my computer in my 1997 Nissan pickup xe extended cab 2 doors 2.4 liter. iv followed the book,nothing i try seems to work,need to know if its my computer or something else.first of all it eats maf sensors at 104.00 dollars once a year for oem one.the check engine light wasn't on so took dash apart and figured it was the balb changed it now the check engine light comes on,i know its the maf sensor tested it bad,ordered some cheaper one on eBay none of them worked of course lol,iv looked for vacuum leaks none,did what the manual told me how to turn the screw clockwise all the way that puts computer into diagnostics mode,when a light starts to flash on the dash but never seen any light,is there a light supposed to flash or just the check engine light driving me crazy,using a OBD2 & EOBD code reader ancel ad310 its supposed to work tried it on my 2004 Saturn works great try it on my Nissan wont link up,bunch of crap lol guys give me ideas please ill try anything thanks?