1990 190d

[flanners]

have this beautie a while!on cold mornings it starts first turn but on my way to work the glow plug light comes on?usually after driving on the motorway, then stoping at traffic lights, whilst taking off from the lights the ****** light comes on.can anyone tell me why this is? its driving me crazy

 

[190D]

Sounds like you have a heater plug out, the light comes on after you start the car if there is a plug not working .