thanks sorry to sound dumb can you tell me what im looking for? what does it look like and where it is? Gwyn

hi just purchased a 02 freelander td4 and having some problems, here we go! driving at 60-70 up a slight hill power seems to go and slow right down and she throws out a load of black smoke. now she has started smoking most of the time when she is going up any hill. looked under the...