WHILE DRIVING VEHICLE IN HOT WEATHER,IT WOULD START TO LOSE POWER WITHOUT ANY WARNING. VEHICLE WOULD BE TURNED OFF FOR 1/2 HOUR & THEN RESTARTED. TOOK TO DEALERSHIP. MECHANIC PLACED ON DIAGNOSTIC MACHINE & FOUND NOTHING. GAVE INDICATION IT WAS FUEL PUMP & THAT THE AIR FLOW SENSOR NEEDED REPLACING.*AK
2004
ENGINE AND ENGINE COOLING
MY 2003 FORD TAURUS SE; HAS HAD A ROUGH IDLE AND ROUGH RUNNING WHEN SLOWING DOWN TO STOP AND WHEN STOPPED. THE ENGINE WILL ACT LIKE IT IS RUNNING OUT OF FUEL, SOME TIMES IT WILL JUST SHUTDOWN WITH NO WARNING. USUALLY HAPPENS UNDER 40 MPH.*AK VEHICLE IS MAINTAINED BY A FORD DEALER, AND HAS ALL FILTERS CHANGED BEFORE THE SCHEDULED TIME. ALSO HAS HAD TRANSMISSION FLUID CHANGED TWICE IN 60,000 MILES ALONG WITH COOLANT CHANGE AS DIRECTED BY FORD. DEALER SAYS THAT ROUGH IDLE AND HESITATION IS NORMAL FOR THIS V6 ENGINE. BUT I SEE THAT OTHER FORD AND MAZDA VEHICLES USING THIS ENGINE ARE HAVING SAME PROBLEM. ALSO HAVE HAD TO REPLACE ALL 4 CONTINENTAL 215X60X16 TIRES DUE TO EXPLOSIVE BLOWOUT BETWEEN 35000 MILES AND 55,000 MILES