Both the 1996 Integra and the 1993 Civic have similar engines but different ECU hardware ... whips out an Arduino Mega and wires it up to the chip and is off and running.

Honda and Renesas Electronics have signed an agreement for the development of a high-performance, system-on-chip for software ...

[P1kachu] owns a pair of early 1990’s Honda’s with custom tuning on their stock ECUs, and after having to get the ECU repaired on his ’93 civic, he found himself going down the rabbit hole ...