Auto Repair : Power Door Lock Troubleshooting

Auto Repair : Power Door Lock Troubleshooting


powered door lock troubleshooting power door locks like any other electrical component on a car our prone to failures due to electrical interruptions corrosion broken wires or blown fuses if your power door locks are not working it’s best to determine based on the symptoms of the failure what the component might be that’s failed if none of the door locks are going up and down then there’s a good chance that you either have a blown fuse or the primary power that’s supplying the door lock module is is not working properly if your door locks work on all but one door then it is likely that the servo actuator that is actuated the the door lock mechanism on that one door is either seized or the wire and going to it has a problem you can usually take apart the the door panel to see the actuator and you can try lubricating it or removing it from the door and testing it externally if your power door locks only work from one switch but they all work then the likelihood is that whatever switch is not functioning is the problem that switch can be replaced or disassembled and cleaned it could just be a problem with the contacts or it could be a problem with the wiring leading to the switch and lastly if you have keyless entry and your key fob is not working but the door locks appear to be working fine from the in the switches on the on the inside of the car then you likely either have a problem with the key fob or the battery and the key fob is dead and it should be replaced


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