speedometer

My speedo and revs dials aren't working. Did the gauge diag test, both the fuel & temps rise and fall, but the previously mentioned two don't budge. Also the odometer shows all zeros (000000). No eml, or other malfunctions. The RSX manual states to replace the cluster if the test fails - but...

Hello All, I'm writing this for my friend who owns DC5 bought in UK. He has one question. In order to register and go through inspection he had to get a converter which plug ins somewhere into the wires and it changes km/h to mph. Now the question is, if he removes this converter will the speed...