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XfireZ51 · 02-01-2018

Ignition is controlled by the ECM and is based on RPM x MAP. Without sensors, u have a bunch of codes. Whether the motor would even start is questionable. It certainly would be in “limp home” mode. What u are describing is using an ignition control system, so that’s what u should use.

02-01-2018	#27
XfireZ51 Join Date: May 2007 Location: Chicagoland, IL Posts: 9,686	Re: 92 LT5 ecu ignition program and control Ignition is controlled by the ECM and is based on RPM x MAP. Without sensors, u have a bunch of codes. Whether the motor would even start is questionable. It certainly would be in “limp home” mode. What u are describing is using an ignition control system, so that’s what u should use.