Yep, it was a dodgy
breaking down when the engine was warm and under load (most noiticable when going uphill!) I knew about Scenics eating
but assumed they either worked or didn't....now I know different!
A now have a new coil. Thanks for all your replies!
Glad you got it sorted JGB and thanks for keeping us updated.
It's often the case once one
fails the rest follow soon after maybe best to get a spare .
I have seen complete
packs for about £50 from most good motor factors