📄 SID unit checks
📄 Checking the power supply
📄 Checking the grounding
📄 Checking the washer fluid and coolant levels
📄 Bulb filament check
📄 Checking the ICE data
📄 Checking the sound signals
📄 Checking the pushbuttons
📄 Checking the display lighting
📄 Before changing a controlmodule
📄 Handling control modules