This is topic cobra cuts off in forum Tech Talk at Northern California Ford Owners .
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Posted by alexdel209 (Member # 9239) on
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ook so my car cuts off when i go from over 2500 to idle.if im drivin and push in the clutch to come to a stop its cuts off and is kind of surging i think it could be the maf but i have a extra onee and dint make a difference my fuel trim is positive 20 longterm and -20 short term im kinda confused
Posted by Adam5.0 (Member # 6995) on
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did this just start happening? try cleaning tb and IAC and see if that helps some
Posted by alexdel209 (Member # 9239) on
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yeah jsut happen today and just cleaned the maf and iac now its at pos 14 on the fuel trim still nto good
Posted by LETHL 03 (Member # 5401) on
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happens to my 03, it started after my second tunne
Posted by alexdel209 (Member # 9239) on
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yeah changed the maf and put the tune back to stock now its runing rich 20 percent im confused but rich is better then lean im goin to check my fuel pressure tom and drive it a little to try to work some bugs out
Posted by 92stangLX (Member # 3252) on
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What year cobra and what mods do you have?
Posted by alexdel209 (Member # 9239) on
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2001 cobra k and n intake steeda pullies,macl ongtubes,mac x pipe,borla catback,accufab throttlebody,diablosport tuner.accel coils,spec clutch, 390 gears are my mods and i been doin some work and i think its either intake manifold leak or my fuel pump because is way too lean and maf and 02 sensors are good and no vacuum leaks on the intake tube
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