MTX Ford Explorer/Mercury Mountaineer/Mazda Navajo 1991-2001 Thunderform Loaded with 10 Inch Woofer and ... Car Speaker "2001 throttle position" Questions

...If not, then you need to replace the valve.If that does not work , then check for a code. the throttle position sensor may be the problem. you can have it scanned at an AutoZone or other parts

rough idle on 1991 mazda navajo I have a 91 navajo with 105,000 miles on it I have already replaced the following.....IAC,MAF,IGNITION COIL,PLUGS/WIRES,O2 SENSOR, AND YET I CONTINUE TO HAVE ROUGH IDLE