Unplug the door lock actuator electrical connector.
Rear door lock actuator rx300 fix.
Clean and reconnect the actuator.
Door lock actuator motor fits rear left drive side rear right passenger side for 1998 2005 gs300 1998 2000 gs400 2001 2005 gs430 rx300 4 2 out of 5 stars 23 25 99 25.
Lexus rx300 door actuator replacement.
Diy bri shows you how to repair a door lock actuator without a complete replacement.
You should see the voltage polarity toggle with each switch activation.
Attach the plastic door lock actuator back onto the assembly with two screws.
This low cost method works great and can be done on many cars.
Door lock systems operate the actuator by toggling positive negative voltage to the actuator.