- Difficulty date
- September 14, 2021
- Submitted
- September 16, 2021
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35682
- Aircraft time
- 51,338 hours, 15,167 cycles
- Part
- Fmc
- Part number
- 1762000101
- Part serial
- 000709
- Condition
- Failed
- Location
- Right
- Part time
- 60,466 hours, 20,673 cycles
- 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.
What was found
RIGHT FMC FAILED IN FLIGHT. - ON N.D. (F/O) GOT "MAP" & "VDK" FLAGS. - ON MCDU GOT SINGLE FMC OPERATIONS MSG. - FMC POS PAGE 3063 FMC R "BLANK". GROUNDED - YES. REMOVED AND REPLACED #2 FMCS COMPUTER IAW B737-800 AMM 34-61-02-000-801 AND AMM 34-61-02-400-801, ALL REQUIRED SOFTWARE LOADED INTO #2 FMCS COMPUTER AND ADJUSTED FMCS PERFORMANCE FACTORS. ETOPS GROUND FUNCTIONAL CHECK GOOD IAW AMM 34-61-00-710-801.