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Thanks VOBD for interest. looking for OBD on the 850/70 forum .posts are alphabetical as to item discussed I think. page 13 was the "o" page - 2 items on oil seals . suggestion : my e mail is highlanders@sympatico.com My have to borrow freq meter come monday. got hold of Mitchell Repair. On nostart, first place to go is the coolant probe. its ok @ 2370 ohms ,second is the mass air flow sensor across pins1-4 should see 110 ohms. I see 23,740 ohms?? then its the resistance at the pulse(crank) sensor Ok at 263 ohms.then check pins through a "drop out box" at module recieving sig. from cam sensor in Hz WHILE CRANKING.through a the pulse generating you discussed. Will see if pawn shops ars open tomorrow. Dead 850
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