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Chasing a misfire 200

adjusting co when cold or warm? gotta be warm. if you have to richen it to idle correctly and then it pops in the exhaust, i swear it's too rich. BUT, turbos always needed to be a little richer to idle ok. maybe a vacuum leak somewhere that the rich adj at idle covers up. intake gasket cracked? brake booster leaking? intercooler and hoses intact?

did you open the injectors when they were out? maybe 1 is opening too soon.

have you checked the test point with a dwell meter?

this manual has a good section on tuning with a dwell meter-

http://www.k-jet.org/files/greenbooks/TP30163-2_engines_b21_b23_part_2.pdf

you're sure the ignition isn't dropping out causing the miss?
not sure. good luck, chuck.






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