GT S197 General Discussion This section is for technical discussions pertaining specifically to the V8 variation of the 2005 and newer Ford Mustang.

KB BAP = fuel system overload/not enough load

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Old Jan 13, 2009 | 06:16 PM
  #11  
loots06's Avatar
loots06
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Thanks Hammeron and One Eye, hopefully this solves the problem. It does seem to make sense to me now because the ECM it trying to compensate to get extra fuel pressure but can not.

This is comming from the KB Website.
One main principle in delivering the correct amount of fuel relies on feedback from the FuelPressure Sensor mounted on the fuel rail. The EEC must monitor fuel pressure constantly and adjust the fuel pump duty cycle in relationship to manifold pressure (more on this later) to deliver the correct amount of fuel. Old return type fuel systems incorporated a mechanical fuel pressure regulator. The old style regulator has been replaced by software in the EEC, fuel pump driver module and fuel pressure sensor. **********ly, they now function as the “regulator”.

The important thing often overlooked is that the nozzle outlet pressure of the injector MUSTREMAIN CONSTANT against the forces of increasing/decreasing pressure in the manifold. Imagine a door you are trying to keep shut against the wind, but this door has no latch, so it’s up to you to keep enough pressure applied to keep it shut as the wind against it increases or decreases. In order to keep the door in the same position, you would have to apply equal force on your side against the wind speed (force) trying to open it.
Old Jan 13, 2009 | 07:58 PM
  #12  
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one eyed willy
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without those 2 wires together, the BAP wont do anything other than keep it at 12.5 volts.twist them together and turn the **** up full blast and you should be all good. When i had mine i didnt even use the ****,i twisted those wires together as well so it was constant 17.22 volts at all times.
Old Jan 13, 2009 | 08:35 PM
  #13  
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loots06
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One Eye,

I was told to keep the **** at zero so that it runs all of the time. I'll double check with Justin at VMP.

These were my problems.

KB BAP
http://www.youtube.com/watch?v=ObuKrc7fU54


IAT Sensor
http://www.youtube.com/watch?v=0LNLGASHVfU
Old Jan 13, 2009 | 08:44 PM
  #14  
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one eyed willy
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Originally Posted by loots06
One Eye,

I was told to keep the **** at zero so that it runs all of the time. I'll double check with Justin at VMP.

These were my problems.

KB BAP
http://www.youtube.com/watch?v=ObuKrc7fU54


IAT Sensor
http://www.youtube.com/watch?v=0LNLGASHVfU
if you leave the **** at zero it will run at 12.5-14, which is just like running with out it becuase your car does 14 stock, so you need to turn the **** up and twist those wires together to see any difference.

very sweet ride
Old Jan 13, 2009 | 09:18 PM
  #15  
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loots06
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Originally Posted by one eyed *****
if you leave the **** at zero it will run at 12.5-14, which is just like running with out it becuase your car does 14 stock, so you need to turn the **** up and twist those wires together to see any difference.

very sweet ride


Thanks, I'll will try. By the way I love your car...
Old Jan 14, 2009 | 07:07 PM
  #16  
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loots06
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150 miles and no codes so far.
Old Jan 14, 2009 | 07:09 PM
  #17  
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hammeron
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well i think that's an excellent
sign, let's hope it stays code
free
Old Jan 14, 2009 | 07:16 PM
  #18  
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Va. Stang
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From: Virginia
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Good work guys. Don't you just love the way these fellow Stang owners work for you! Its like having Ford Mustang tech's living right in your house. But you don't have to clean up after them.
Old Jan 14, 2009 | 08:11 PM
  #19  
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hammeron
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i think the closest thing we have to
a ford tech is 157db, he is always there
to help someone in need and always
offers advice based on ford procedures.



Originally Posted by Va. Stang

Its like having Ford Mustang tech's living right in your house.
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