What was found
FMC MESSAGE VTRK DISAGREE FOR ABOUT 5 SECONDS. CLEARED ITSELF. NO OTHER UNUSUAL INDICATIONS. MESSAGE ON BOTH SCRATCHPADS. ACFT GROUNDED.
- Difficulty date
- April 29, 2018
- Submitted
- May 1, 2018
- Operation
- Air carrier
- Aircraft
- N453AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36354
- Aircraft time
- 17,074 hours, 5,664 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Warning Message
- Condition
- False Activation
- Location
- Fmc
- Stage of operation
- DE
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.