SOURCE: 730d bmw on 2004 no power and black smoke from
i do feel you are being given a bit of the stuff that comes from bulls here,the odd bit of plastic entering the cylinders would only melt then burn away ,i had trucks **** the air filter in before now and only had to remove the inlet manifold to get teh last few bits out .No i would take it to another garage and get them to have a look ,i think it could be the erg valve and /or something in the inlet manifold blocking the air flow .
SOURCE: BMW Z3 rough idle on start codes read P1189 , P0173
all the codes you have are all related to the fuel trim, this problem needs to be looked at with a european capable scanner for futher tests sorry.
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SOURCE: when it idles for a while and then you step on the
It sounds like piston rings are worn you can try some engine restore thats what its called when you change the oil next time put that in in place of about a 1/2 of quart of oil run for 500-1000 miles and see if its better if not need to rebuild motor.
SOURCE: When it idles for a while and then you step on the
Change PCV valves and are located on the lids of valves, when they are bad, so the car smokes just as you write. Here is a picture, price cca 20usd, replacing time: 5min does easy!!!!
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