I have smoke out the tail pipe

1993 MAZDA NAVAJO
229,000 MILES
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JUANALALOCA
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car hesitates and jumps ahead while driving car was idle for almost 2 years. do i need a fuel pump or fuel filter, while driving fuel does not get to engine, smoke black comes out of tail pipe.
Jan 14, 2012 at 4:52 PM
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RASMATAZ
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Check the fuel pressure with a gauge if its within specs-Black smoke indicates a too rich mixture-check injector/fuel pressure regulator
Jan 14, 2012 at 5:30 PM