What was found
SINGLE FMC MSG ENROUTE WITH SUBSEQUENT VNAV ISSUES ON ARRIVAL. WOULD NOT STAY VNAV. GROUNDED - YES. COMPLIED WITH FMC BITE PROCEDURE IAW B737-900 FIM 34-61 TASK 801, NO FAULTS NOTED.
- Difficulty date
- May 6, 2023
- Submitted
- May 8, 2023
- Operation
- Air carrier
- Aircraft
- N453AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36354
- Aircraft time
- 34,812 hours, 10,950 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.