Pico Auto presents a guest case study from Daniel Black, Mercedes Benz of Reno.
"This vehicle came in with a customer complaint of lack of power; customer’s own words, “feels like it has no boost," and the CEL was illuminated. Using the Xentry diagnostic tool we found two fault codes stored. We were not able to obtain any specific information on the criteria for setting these fault codes. We reviewed the freeze frame data and it was unhelpful at identifying the conditions that the fault was set under…"