Power Door Lock Fuse Keeps Blowing

And the fuse blows as soon.

Power door lock fuse keeps blowing.

4 people found this helpful. If the power door lock relay fails it will cut off power to the entire power door lock. To test disconnect all locks and switch then replace fuse if don t blow start with driver door and reconnect lock check fuse see if it blew if not reconnect switch active lock check fuse see if ok. Does it blow the fuse if so sounds like possibly a door lock actuator is going out and sticking causing the fuse to blow.

Best answer mark helpful. Usualy the door wiring is damaged but there may be more then two cigarette lightes depending on the model. Iv since had the dash back apart and replaced the door lock relay. Which blew the fuse within 15 miles.

If you caught it early enough you may be able to clean it up with dielectric grease a must have for working on car electrical systems. Maybe one of the lock actuators or a switch. Ive disconnected the brake controller the cig. When i got home i noticed the fuse for the door locks was blown.

I hooked up my camper and a few mile down the road i could smell electric burning. You have a short somewhere in the system. Unplug cigarette lighter check circuit unplug each door individualy at first don t forget the back doors check circuit. Fuse to suburban cigarette lighter power locks keeps blowing.

Power door locks that do not function are another common symptom for a problem with the door lock relay. Power door locks are prone to failures due to electrical interruptions corrosion broken wires or blown fuses. Worked fine for a week until i hooked up my camper again. Ive recently had the dash apart to fix the defrost diverter.

Replace fuse then press the lock button from inside vech what happens.