The Unusual Suspects – Savvy Analysis Puzzler November 2015

One of the classic lines in Casablanca comes from Claude Rains playing Captain Renault: “Round up the usual suspects.” In engine monitor analysis, when we see an EGT or CHT diverge from normalcy, it’s often the result of a clogged injector, a rogue spark plug or an induction leak. It could also be bogus data from a failing probe or…