Hope someone can help me here, I own a Td5 06 plate, the other day my wife had taken it to work and the landie cut out and lost all power…..after a lot of chew thinking it was the battery on the fob as the doors would not open, I finally found out it was the crank sensor, changed out and after...

Can any Landie owner help me here. I have a TD5 06 plate, when I turn the key the engine management light comes on (one with the thunder bolt through)as well ( flashing) after a while it will go out and the landie starts up no proble…..if I try to start before hand after the heat coil light goes...