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Old 08-15-2009, 01:59 AM   #9 (permalink)
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Join Date: Nov 2008
Location: Troy, Pa.
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Pasta - '96 Volkswagen Passat TDi
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Quote:
Originally Posted by orange4boy View Post
I'm running 18 volts because it's the simplest way to keep my voltage up. I have a 6V and a 12V in series.

12V (11.5 under load) is too low to keep voltage to the coil and fuel pump high enough for my car. Keeping 18V seems to add a bit to my MPG. I have not done any good "scientific-ish" testing so take my numbers with this in mind.

See this thread:

http://ecomodder.com/forum/showthrea...e-up-7551.html
Do you have a stepper or something to make sure that you're not putting too much voltage to your ECU and related components?
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