3-Series (E46, E90)Chat relating to the BMW 3-Series from 1999 to Current. Models include: BMW 316i, BMW 318i, BMW 318Ci, BMW 320i, BMW 323i, BMW 325i, BMW 330i, BMW 328 Ci, BMW 328i, BMW 325i/xi, BMW 330Ci, BMW 320d, BMW 330d, BMW 335d.
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I've recently got the oil change on my 2001 330ci. The service engine soon light came on 10 miles down the road. I've got it read using OBD II diagnostic tool. The two codes are P0172 and P0175. Can someone tell me what might cause these problem?
I've see check engine lights thrown if the oil filter housing isn't on tight or if the oil fill cover is left loose/off it causes a major vacuum leak (I don't know what the OBC codes would be) I would start there or it may be toatlly unrelated
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