peugeot 307 54 reg - oil pressure insufficent/anti pollution fault :( - nikkiavoxx

hiya ive just purchase a 307 54 plate and it started coming up with the oil light and a message saying oil pressure insufficent? the oil level is fine though? now today, another light came up on the dash and a message saying anti pollution fault!!! what could these mean please as i dont want to be fobbed off by the garage and have 3 young children i drive about and a job as a carer so need the car to be safe!! :-( thanks xx

peugeot 307 54 reg - oil pressure insufficent/anti pollution fault :( - Collos25

Take it back from where you bought it ,it could be a faulty sensor but more likely to be something much more expensive,