2004 Ford Ranger Q&A

2004 Ford Ranger Question: THERE IS A DEAD MISS UNDER LOAD, PLUGS COIL AND WIRES OK WOUD CAT CAUSE THIS

AFTER SHIFTS TO OD, THEN PRESS ACCELERATOR, HARD MISS -
Answer 1
Usually a plug wire issue; Do a resistance test on your ok wires to make sure they are good. -
Answer 2
Ignition fire breakdown! Scope and/or scan will find it!! Can't assume any part is "ok"..! It's not the cat conv,.. -