Glow Plug Warning Light

Glow Plug Warning Light (Coil Light)

This tells you that the glow plugs are heating up. You should wait for the light to go out before starting the engine. If this light starts flashing you have an engine management problem, the car can be driven, if running ok but the engine management system should be checked with EOBD diagnostic equipment ASAP. If smoking could be problem with EGR valve click link for more help.