As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OIL PRESSURE SWITCH FAILED IN-FLIGHT. LOST 7-1/2 QUARTS OF OIL IN 20 MINUTE FLIGHT. HAS 9 QUART SUPPLY. SWITCH FAILED AT PLASTIC HOUSING. SINCE OIL GOES UNDER AND ON BELLY, HAVE NO IDEA OF OIL LEAK IN-FLIGHT. CESSNA SAID IT HAS HAD AT LEAST 4 FAILURES. (X)