Power Door Lock Fuse Blowing

You should get a test light and start tracing wires in your door panel.

Power door lock fuse blowing.

You probably have a wire shorted to ground somewhere. I hooked up my camper and a few mile down the road i could smell electric burning. Power door locks are prone to failures due to electrical interruptions corrosion broken wires or blown fuses. Systematic troubleshooting procedures are needed along with a good.

Suggest starting w power lock solenoid and see if it is drawing too much current and blowing fuse. Iv since had the dash back apart and replaced the door lock relay. Essentially the fuse takes a large amount of electrical current and converts it into a smaller more manageable amount of current that the door lock actuator can have. Finding the source of a dead short that keeps blowing fuses can often be a real headache.

Remove door panel and route current flow through multimeter rated for 20a. 50 amp fuse b 2 provides power to the locks tail lights sunroof if you have one stop lights tailgate fog lamps if equipped and interior lamps. There are three primary components of the power door lock system that can fail resulting in a useless power door lock. Ive disconnected the brake controller the cig.

Slightly easier you could also inspect the wiring for a short very low resistance to ground and trace the short. Find out why a lack of any movement in door locks is most likely a result of a blown. Power door lock fuse keeps blowing. Which blew the fuse within 15 miles.

The door locks also get power from the fuse relay panel under the hood on the drivers side. When i got home i noticed the fuse for the door locks was blown. Worked fine for a week until i hooked up my camper again. A fuse is a low resistance resistor that creates overcurrent protection.

Haven t found the door lock relay itself yet however.