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Old 02-05-2009, 11:25 AM   #16 (permalink)
ConnClark
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Join Date: Jun 2008
Location: Richland,WA
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Das Schlepper Frog - '85 Mercedes Benz 300SD
90 day: 23.23 mpg (US)

Gentoo320 - '04 Mercedes C320 4Matic
90 day: 22.44 mpg (US)
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Quote:
Originally Posted by IT_Guru View Post
That and the O2 sensor isn't seeing what it should be (not calibrated or intended for HHO in the lines) and lying outright to the MPG dev.
The O2 sensor isn't used in the calculation of mpg. Mpg is calculated from the amount of fuel injected and the speedometer/odometer
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