w447 drivers door

I have a U021500 fault as my drivers door control unit is not working. I’ve checked the 30A fuse in S4, 2 which is okay on a meter. I’m wondering if there is another fuse or common problem with these. All advice greatly appreciated.

Hi all, it’s been a while but I now have a problem with the 2019 Vito W447 drivers door control. I have checked the 30A fuses in S4 and both are intact (2 is for drivers). Are there any other inline fuses I can check before I rip the door card off? it’s gone down during the recent frosts and...