Engine problems

[Cdavis469]

Hi all iv not long bought a 09 auto mondeo and it randomly come up engine malfunction transmision service required and traction control light on sometimes engibe man light come on but not always been to garage and had a fault about gear box had it serviced new oil but not worked i do same trip down moterway everyday some days ok some not if i pull over turn of wait a bit and restart its ok but sometimes does it again bit ferther down road also when gunna happen exhaust gets louder any ideas anyone 

[unofix]

What engine size ? is it petrol or diesel ?

How many miles has it done ?

[Cdavis469]

Its 2.0 deisal 146 tho on clock no idea of history