2012 Renault Trafic Problems

Having issues with my Renault trafic 2012, spanner and engine management light came on, diagnostics said DPF Blocked along with messages about turbochargers, also had a dash message saying check injectors and check emmisions, had DPF clean ...

Yellow spanner and engine managment light are on along with Check injector and Check emissions message, diagnostics said oil deteriorated, had new oil and filter lights came back on after 5 miles, then next day the red stop light came on af...

The van has the orange engine symbol lit and the orange spanner symbol plus the red STOP light beside it lit . This has been a persistent problem ... I have had diagnostics done twice , two sensors replaced and two dpf cleans done , each ti...