Originally Posted by
EagleMark
If both switches are in, and you have ground wire from AutoProm to block, and white wire from Wideband to channel 1 (I checked others as well, there was no input anywhere) then it must be the WB controller needs to be configured from your PC. Hook up WB to PC with their software and set the white wire, output correctly, should be 0 to 5 volt.
Then the other WB wires need to be connected as well, black to ground and red to key on power. Is the gauge working? Digital Volt meter would tell if white wire is putting out correct signal, what is it key on engine off?