Voltage low (red)?
Electrical system bus is low and is being supplied by battery.
Oil pressure low (red)?
Oil pressure below 40psi
Reservoir fuel low (red)?
Fuel in reservoir is less than half full (90 seconds at MCP)
Generator off (red)?
Generator is not connected to the power distribution bus
Left fuel low (Amber)?
Fuel in left is less the 25 gallons
Fuel pressure low (Amber)?
Fuel pressure falls below 4.75psi
Chip detector (Amber)?
Metal chips detected in RGB (right side) or AGB (left side)