Mitsubishi outlander 2007 2.0 diesel
 

Hy I have a 2007 mitsubishi outlander i have a problem the car turn off (rpm goes down) sometimes when i stop. He dont want to turn on but after min or 2 he turns on and i can drive again. When it happens glow plug light shows up on dashboard can you help me what can i do to fix the problem. I took it to the electric he changed that engine heat but it didnt help. Please help.