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
- Driver monitoring camera unit power supply voltage or body ground malfunction
- Open circuit in wiring harness between driver monitoring camera unit and connector C-39
- Connector C-39 malfunction
- Driver monitoring camera unit malfunction