#5208, "RE: Help with shift light and launch control circuit" In response to In response to 0
Originally posted by freakingbori617 Ive searched all over and dont fully understand what i need to do. For the shift light all im going to use is 1 simple led.
What kind of MegaSquirt ECU do you have? MS1? MS2? The schematic you posted only applies to a particular kind of shift light for use with MS1. For MS2, you want to build a programmable output circuit. Be sure to use about a 330 ohm resistor inline with the LED: