UK Car Repair Questions? Ask a Mechanic for Answers ASAP
Hi I'm Kevin this likely means that the dpf filter has become full and the system need to regen.the car will need to be plugged in and run a forced regen (if possible ).this will run engine on a specific map to heat exhaust system and remove ash particles from dpf. This just solves the immediate issue further investigation will be needed to find out why this has occurred to start with . As the car should progressively run active regeneration whilst you drive and you wouldn't notice this occurring and it shouldn't be able to get to the point that there is a problem.what sort of trips is car used for ?