Relay High Beam Low Beam Wiring Diagram

Fog lights off with high beams on.

Relay high beam low beam wiring diagram.

You splice two 20a relays into the existing wiring harness right out near the headlights so one relay controls the low beams and one controls the high beams. The original wires going to the low beams and to the high beams each split so they can feed both sides of the car. In this video i show you how to wire high and low beam lights for your custom hot rod dune buggy side by side atv or anything else you would like high and. Refer to your vehicles wiring diagram and determine the color of wire and pin number of the power supply wire for your existing high beam headlights.

Next was the relay. Remove the wire from the wiring harness. Following the above diagram relays. So low beam at top tan in my case high beam green in my case to blue and black ground to black.

Anxingo dual high low beam headlight relay wiring harness h4 9003 with high heat ceramic plugs. Look into the connector end of the wiring harness. Left to right the horn low beam and high beam relays on my 1975 bmw 2002. Power 12v to the fogs lights passes through the normally closed contacts of the relay terminals 30 and 87a.

When the coil of the relay is energized 12v from the high beam switch to terminal 86 ground on terminal 85 the. I swapped the low and high beam relays. High low beam relay wiring february 16 2019 by arfan leave a comment wiring plow lights hi low beam with relays plowsite dual high low beam headlight relay wiring harness h4 dual high low beam headlight relay wiring harness h4 low beam relay not functioning the 1947 12v headlight relay wiring diagram automotive schematic. Attach the high beam circuit feed from the headlight switch to the 86 terminal on the high beam relay.

If you have two headlight relays you can choose either one. There was no change indicating that the problem was not in the relay. How to wire automotive spdt relays. Use the existing high and low beam wires coming from the firewall to trigger the relay run a new high power feed with a fuse direct from the battery and hookup the existing high and.

The larger blue red wire from the other relay goes to the low beams. Attach the new high power feed wire to the 30 terminal on both. Love the product and have the option of high wattage bulbs. The larger blue white wire from one relay goes to the high beams.

56b is the low beam feed. Attach the low beam circuit feed from the headlight switch to the 86 terminal on the low beam relay.