UK Car Repair Questions? Ask a Mechanic for Answers ASAP
OK the thing that needs to be done here is to diagnose what codes are causing the MIL lamp to come on..
The EGR is a very common source of fault codes, they are very prone to carbon deposits preventing the valve from moving correctly..
A cheap ebay scanner can be had for only a few pounds, alternatively you can get it scanned at a garage, however this would probably be a similar cost to buying a scanner..