[Ammo]

Confused by this one

Turn the key and all the dash lights up as normal, but start the engine and after a few seconds the bit that displays the mileage and the LCD/service indicator lights go out.

The LCD still comes on with lights when it has something to display, but the mileage/service bit remains dark.

Is it meant to go out and i've got a blown bulb behind the mileage reading bit? or is it something else?

 

[Ronnie]

I would check the bulb, most likely blown