where and wha color is the speed sensor and rpm signal wire

[dcrusupra]

Originally Posted by 88Tsupra

im tryna install my turbo timer and me and my uncle took about 2 hrs then we gave up we have never put one on before and this is my first supra and my first ever import build on the tsrm it says that the tachmeter wire is A6 which is blk&white color with silver dot and the speed sensor is Brown but we arent sure

does anybody know wha the speed sensor and rpm signal wire color is and which wire it can be

Who made the turbo timer? Chances are they have a harness premade so you don't have to hack into your harness. But if they dont heres an image that might help. It's for turbo 87-88 ECUs.