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Old 06-19-2009, 11:36 AM   #6 (permalink)
turbophil
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Join Date: Dec 2005
Location: Kansas City/ Overland Park
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Quote:
Originally Posted by breinhar View Post
Quick question: Why did you switch back to cable throttle? Is the EFI not good with the DBW?
I've asked Marc about this before. If I recall it was because he wanted control of the throttle rather than leaving the stock ECU in control of it and didn't want to buy the additional DBW control module at the time. A year and half ago, the support and development for this solution was pretty thin- especially on the DBW cars... Today--- a much different story
Personally, I THINK it was because he wanted the cool looking 05 throttle pedal rather than the god-awful DBW pedal

DBW:
FWIW- the newest model of the EFI computers will have an internal DBW controller for those that really want it. It's not really needed for the NA DBW cars that are going to FI, as the throttle bodies open all the way up on the NA cars... For some of the S cars switching to EFI, the module will be nice as the stock ECU doesn't open the S throttle plate all the way open and a controller is needed to get it opened up...

In summary, the EFI is just fine for DBW cars. There are a bunch of them out there running it both with and without a controller... On the controller front, Robains (on the forum) has done a lot with the DBW controller as far as making throttle ramps, tweaks, etc. He's probably done as much or more with the DBW controller itself on our cars as anyone....

Cheers,

TP
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