Morning guys, I want to add a booster relay to my lights now on mym previous car i used an ordinary 4 pin relay, i can remember that number 30 on the relay is a permanent power, but now of numbers 85, 86 and 87 one is earth one is power into relay and one is power out of relay is there anyone that can tell me which is which if im not mistaken 87 is the earth but im still confused about the other 2 can anyone help? Thanks

30 will connect to 87 when coil is activated. to activate the coil current must be passed in on pin 85 and earthed out on pin 86.

Thanks jug, once again your help is much appreciated:worship: