What was found
CREW RECEIVED MULTIPLE CAS MESSAGES IN FLIGHT: HSDB FAULT, ENGINE NO DISPATCH, E2 TT0 HTR FAIL, AND GRND SPOILER FAULT. IN ADDITION, YELLOW ‘X’S” APPEARED OVER ENG 2 OIL PRES AND OIL TEMP. THIS AIRCRAFT IS ONE OF 17 EMBRAER PHENOM 300 AIRCRAFT IN THE FLEXJET FLEET THAT IS EQUIPPED WITH P/N 011-03177-10 XM RADIO AND AVIONICS SOFTWARE LOAD 18.10. IN THIS CONFIGURATION, THE RECEIVER CAN GO INTO RESET MODE WHEN IT RECEIVES CERTAIN PACKETS OF DATA FROM SIRIUS XM. DURING A XM RADIO RESET, IT DRAWS DOWN THE HSDB, RESULTING IN SOME OR ALL OF FOLLOWING CAS MESSAGES: HSDB FAULT, ENGINE NO DISPATCH, E2 TT0 HTR FAIL, GND SPLR FAIL. FURTHER, IT CAN DRIVE THE FOLLOWING GTC MESSAGES: GDL69 FAIL AND FAILED DATA PATH. LASTLY, THE FOLLOWING MFD ENGINE INDICATIONS MAY BE PRESENT: YELLOW X OVER E1 AND E2 OIL PRESSURE, YELLOW X OVER N1 AND N2 ENGINE, YELLOW X OVER LH AND RH ITT, YELLOW X OVER LFE VALUE. EMBRAER IS INVESTIGATING (CASE # EEJ-05526497). XM RADIO DISABLED AND PLACED ON MEL.