Hi everyone I'm new to this forum and need some expert advice please. My Engine management light is displaying and its annoying. I've taken the car to Audi to do a diagnostics and they have suggested that there is an issue with the cooler egr valve v400 for my Audi A4 B8 2.0 Tdi. I would like to clarify if v400 fault relates to a cooler pump issue . I would like to clarify if v400 fault relates to a cooler pump issue . I'm planning to this privately but just wanted some advice if anyone had any similar issues.
