Marotta, Jim
September 2010
Motor Age;Sep2010, Vol. 129 Issue 9, p10
Trade Publication
The article examines the secondary air fault codes among European automobiles. Generally, moisture, a noisy pump, and brittle or cracked hoses are reportedly clear signs of combination valve problems. It is also said that the pump is not always the usual part that fails during air pump failures. Procedures in checking the whole air pump system are provided.


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