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gone-ot · 07-10-2015, 03:42 PM

The ECU determines what *kind* of gasoline it's using by:

1) electrolysis-analysis of the gasoline (older ECU's)
2) ignition-advance and "ping"-analysis (newer ECU's, especially with turbo's).

07-10-2015, 03:42 PM	#6 (permalink)
gone-ot ...beats walking... Join Date: Jul 2009 Location: . Posts: 6,190 Thanks: 179 Thanked 1,525 Times in 1,126 Posts	The ECU determines what kind of gasoline it's using by: 1) electrolysis-analysis of the gasoline (older ECU's) 2) ignition-advance and "ping"-analysis (newer ECU's, especially with turbo's). Last edited by gone-ot; 07-11-2015 at 12:06 AM..