As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE COWLING WAS OFF FOR A LINE SQUAWK THE TECHNICIAN NOTICED EXHAUST STAIN AROUND THE TURBOCHARGER WHICH UPON FURTHER INVESTIGATION REVEALED THE HOUSING TO BE LOOSE. THE SAFETY TABS ON THE BOLTS WERE ALL IN PLACE. THE UNIT WAS REMOVED FROM SERVICE.