As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SWITCH FAILED. FOUND THE SWITCH HOUSING FULL OF WATER. THIS SWITCH IS LOCATED ON THE TOP SIDE OF THE ENGINE NACELLE. IT APPEARS TO HAVE WATER MIGRATING THROUGH THE SWITCH PLUNGER INTO THE HOUSING. THIS COULD COME FROM BEING PARKED IN THE RAIN OR AIRCRAFT BEING WASHED.