Ford Mustang Forum banner

1 - 3 of 3 Posts

·
Registered
Joined
·
1 Posts
Discussion Starter #1
Ive got a 03 GT with the 4.6L just started getting code P0353 so checked the coil on cylinder 3 swapped it to cylinder 4 and get the same code here is the scratch yer head moment as long as i keep it over 1k rpm i don't get the code but as soon as it drops below 1k here the code comes back also not sure if this is relevent but ac started to blow hot any suggestions?
 

·
Super Moderator
Joined
·
1,900 Posts
Welcome to ALLFORDMUSTANGS!
Please read the Site Rules and be sure to complete your account details.
We’re glad you’ve joined us.
 

·
Registered
Joined
·
60 Posts
Might not be the coil but might be wiring? Maybe a plug that is leaking spark through a crack or maybe bridged with carbon? I would change out the plug or swap it and try it again, if it still does it on cyl 3 i would look at wiring/plug
 
1 - 3 of 3 Posts
Top