Freelander Td4 smoke problem

Hi chaps ime new on here and a mate of mine has a problem he has a 53 plate freelander td4 and have changed all filters the glow plugs and renewed all 4 injectors the problem is that from cold it misfires slightly and kicks out lots of blue smoke get it warm and the smoke goes with just a slight misfire but drives good we have done the egr conversion as well can anyone please help us hope to learn alot from you all and are intrested in trying greenlaning if anyone can help cheers for now

bog roll breather swapped to bmw spec? failing that look for oil in turbo or valve stem seals at a guess

fanatic said:

bog roll breather swapped to bmw spec? failing that look for oil in turbo or valve stem seals at a guess

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Hi the small crankcase breather has been changed but would turbo cause the aformentioned problems could a sensor be problem