Possible cause

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

Connector terminal disconnection, poor contact, damage, deformation, corrosion
Door-electrical supply unit (driver's side) power supply voltage or body ground malfunction
Open circuit in wiring harness between door-electrical supply unit (driver's side) and connector C-22
Open circuit in wiring harness between connector C-22 and connector C-47
Connector C-22 malfunction
Connector C-47 malfunction
Door-electrical supply unit (driver's side) malfunction