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IGf signal on Toyota EFI: What is it for?
Posted to Technical Discussion Forum on 11/8/1997 9 Replies

My pulse still hasn't quite slowed down from the near miss of almost having replaced a Toyota computer unnecesarily. The IGf wire was grounded somewhere between the computer and the ignitor and for some reason I didn't consider it until I read a post in the ar... Login to read more.

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