Awkward, I didnt know that. lol. Thats weird... you would think the cluster could just get the info from the pcm .
It's actually how a lot of cars are set up. On my Stealth there are actually two different sensors. One 1-wire sensor for the gauge, and one 2-wire sensor for the ECU.
2011 Mitsubishi Lancer GTS - DD mode
1991 Mitsubishi 3000GT - Many mods to come