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ignition trouble

Waverider

Active Member
Joined
July 28, 2000
Messages
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City, State
Washington, NC
Year, Model & Trim Level
'93 XLT
I seem to be having a bit of trouble. I replaced my plug wires and now i have a misfire. I put the old wires on and replaced the spark plugs but my 4 and 5 plugs still won't fire. I have fire going to the wire from the coil but that's it. I can't figure it out.
 






Just a guess...

Just a guess, Did you have ignition problems before you changed wires and plugs?

Most likely it's either a bad wire or not fully on the spark plug. Plugs could also be gapped wrong too.

Good Luck
 






No haven't had the troubles before. I got bosch p+4's so they are supposed to be gapped.
 






Narrowing it down

Well then it's either the plugs or the wires. Try changing 1 plug with cylinder that's missing with one that is not. see if the problem follows the plug or the wire. Make sure the wires are firmly in place on the ends of the plugs.
 






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