> Oh wait -- that's the problem! > > If rpm greater than 1500 + idle switch closing means kill the fuel, then > how does the ECU know to richen the mixture when the full throttle switch > is closed? As I have been saying over and over, they both connect to the > same ECU pin (pin 4). It can't tell the difference between the idle switch > and the full throttle switch. They are wired in parallel and either one > will ground Pin 4. Add knowledge from the AFM which reflects throttle position. Richard |
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