What was found
FMC MESSAGE "SINGLE FMC OPERATION" AND VTR & MAP FLAGS ON F/O MFD DISPLAY PRIOR TO ENGINE START. GROUNDED - YES. REMOVED AND REPLACED #2 FMC. SYSTEM CHECKS GOOD IAW B737-800 AMM 34-61-02-000-801,34-61-02-400-801 AND 34-61-00-710-801.
- Difficulty date
- November 4, 2021
- Submitted
- November 9, 2021
- Operation
- Air carrier
- Aircraft
- N569AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35184
- Aircraft time
- 53,414 hours, 16,070 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Fmc
- Part number
- 1762000101
- Part serial
- 002817
- Condition
- Faulty
- Location
- E/E Rack E5-2
- Part time
- 53,891 hours, 15,835 cycles
- Stage of operation
- TX
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.