Power Door Locks Fuse Blowing

Lights and horn flashes honk just no action on the locking mechanism i m at a complete loss i ve disconnected entire harness inside of passenger side door fuse still blows.

Power door locks fuse blowing. You have a short somewhere in the system. This will be tedious but may id source of current draw. The power door lock switch is a relatively simple rocker switch. If the door lock relay has any.

It reacts to you pressing the lock or unlock button and sends a simple signal to the actuator. Remove door panel and route current flow through multimeter rated for 20a. 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. Maybe one of the lock actuators or a switch.

It s not rare for fuses to blow and when they do electrical current will stop running to the door lock actuator rendering the power door lock system useless. Find out why a lack of any movement in door locks is most likely a result of a blown. Suggest starting w power lock solenoid and see if it is drawing too much current and blowing fuse. Slightly easier you could also inspect the wiring for a short very low resistance to ground and trace the short.

Keyless entry won t unlock or lock doors 25a fuse location m28 blows right away when attempting to put it back in. 2002 dodge ram 1500 power door locks keep blowing fuse. Dead power door lock switch. Jul 20 2009 dodge ram 1500 cars trucks.

Power door locks function intermittently one of the first symptoms of a possible problem with the door lock relay are door locks that function intermittently.