Questions & Answers for: Ford F-150 change ht leads

#5cylinder miss fired changed spark plug and the wire.Could it be the coil or the distributor cap? I didn`t clear the computor after changing the plug and wire. Hi Are you sure you are getting a spark

...HT leads and plugs wouldnt go amiss(fire wires) weird name that fire wires HT stands for high tension leads in proper english . It was tune up time 19,000 miles ago. Get new spark plugs, wires, air ...

I have a 2005 F150 w/ 5.4. The following doces are reading on a scan: P0012, P0021, P0345, P0349, P0307. I do have a miss at times and rough idel. Any help would be appreciated P0012 says the cam ...

HT wires, if the intensity is bad this must be swapped and checked to confirm. DO NOT CHANGE any part without a confirmation by trying with a replacement from another vehicle or friend. Finally the LT