BMW E90 rear door lock actuator assembly.

Some instructions on how to assemble a rear door lock actuator if you took it apart.

[@funitoo]

1:41 is a mistake! I put grease in the wrong place. You have to put grease into the wiggly channel that goes all the way round.

[@Tuck_Frump]

What was wrong with original gear?

[@funitoo]

in my case nothing, maybe one of the electric motors was faulty, I had to replace the entire lock mechanism

[@bridgettbrendal4981]

😢 Pᵣₒmₒˢᵐ