vr obd1 wierd things happening can anyone help

well jonny carnt understand this , fired engine up this moring there no constant clicking from the relay and idiol seems back to normal , why ive no bloody idea , evern grabed loom/ while engine runing and fiddled around with sensor plugs in case of lose pins and still seems ok , very strange unsure how long it will last , checked the lamda relay and i get the correct voltages again ?