Thanks for the help.

The output signal from the ECU (ECCS in Nissan speak) is supposed to be 0V at 0% TPS & up to 4 volts on 100% throttle.

Having some problems with the rpm trace on my DL1. It works fine most of the time - the rpm matches the display on my ECU display. Unfortunately it does not appear to work so well when accelerating from stand still, ie 5000+ rpm and a clutch dump. You can see it working as the revs rise before the s...