Ok after changing my wiring harness I noticed my speedometer and tach would not work then start working.I had mis connected at the switchover valve the connectors and vacum lines for seloniod A and b and connected one to the airpiump,Now I sprayed lps into the switchover valve and this problem started.Also my background lights at the speedometer half in the cluster are out.And my fuel gauge is also not comming on reading the correct value.Thanks for any help