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I have a 323ci and it's throwing up codes of P1188,1189,0304.. I have read other post and I did have to replace my whole oil separator kit including hoses. And it's still misfiring and no power.. We ran the codes again and same codes but now it's saying bank1sensor1 & sensor2..and misfire on cylinder 4.. I have replaced all the spark plugs also.. Can some some please help me.. Figure out whats wrong with my baby..
How many BMW cars have you owned?
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