What was found
FMC DISAGREE DISPLAYED ON BOTH NAV DISPLAYS, DISAPPEARED AFTER 5 MIN NO FUTHER ACTION. GROUNDED - YES. PERFORMED BOTH FMCS BITE NO FAULTS, FMCS OPS TEST NORMAL FIM 34-61 TASK 801 & AMM 34-61-00-=710-801, NO HISTORY 30 DAYS.
- Difficulty date
- October 2, 2023
- Submitted
- October 4, 2023
- Operation
- Air carrier
- Aircraft
- N413AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 35205
- Aircraft time
- 39,331 hours, 12,345 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- NR
- 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.