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essixx · 04-19-2012, 02:01 AM

The ECM will change spark advance to compensate for different octane gas. Never heard that the Knock sensor will fail if you use different octane gas. I'll have to research that one, Thanks!

04-19-2012, 02:01 AM	#23 (permalink)
essixx Base Member Join Date: Feb 2011 Location: Iowa Posts: 21 Drives: 2009 Silver auto Rep Power: 14	The ECM will change spark advance to compensate for different octane gas. Never heard that the Knock sensor will fail if you use different octane gas. I'll have to research that one, Thanks!