hi guys i,ve just got vr6 obd1 engined mk2 and it has the centre consul with the 3 guages in only the volts one is working i,ve had a look and the other 2 are connected but don,t work when i swapped the wires round the temp one started to work slightly but the oil temp on my clocks was reading low, has anybody got these guages in a mk? any help appreciated cheers