air\fuel ratio on 03 N\A mache 1 - Ford & Mustang Forums at Muscle Mustangs & Fast Fords Magazine Muscle Mustangs & Fast Fords

air\fuel ratio on 03 N\A mache 1

  
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air\fuel ratio on 03 N\A mache 1

 
spraySRT10 spraySRT10
New User | Posts: 1 | Joined: 09/09
Posted: 09/18/09
05:57 AM

I have a buddy that has a mach 1 and when he starts his car when it is cold it idles fine when the a\f is around 13.5 but as it warms up it wants to die and the A\F is around 18-19. His sct tuner man says this is normal. What do you all think it needs to be? Thanks for any help....  

 
JETBLK98gt JETBLK98gt
User | Posts: 63 | Joined: 04/09
Posted: 09/22/09
10:58 AM

any thing higher the 14.1 is lean check fuel pump and pressure hot and anything that will cause extreme lean out  
we will all have our day in court (tickets suck)

 
JETBLK98gt JETBLK98gt
User | Posts: 63 | Joined: 04/09
Posted: 09/22/09
10:58 AM

ie temp sensor  
we will all have our day in court (tickets suck)

 

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