Originally Posted by shiv@vishnu
The PROcede actively retards the ignition timing under boost. Sometimes by as much as 6 degrees. This way the factory ECU does not need to respond through negative timing advance trims or knock-induced ignition retard events. Adding fuel to snuff out knock is reasonably ineffective in a DI system.
very nice. Thanks for the quick reply.
I wasnt sure if the procede system actively retards timing or not. Based on the instructions to install the unit, it seems like only a few wires, so I was curious as to how its actively retarding timing and monitoring, boost, IGN, RPM, road speed etc...