# SDR VNAA0204005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2002
- Submitted: April 16, 2002
- Operation: Air carrier
- Aircraft: N438JS
- Make and model: Dorner DO328100
- Aircraft serial: 3056
- Aircraft time: 16,969 hours, 14,984 cycles
- Engine: Pwa PW119B
- Propeller: Hartzl HDE6C3B
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fmc
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA0204005

## Discrepancy

DURING TAKEOFF, THE HEADING MODE OF THE FLIGHT MANAGEMENT SYSTEM FAILED AND THE CREW ABORTED TAKEOFF.  THE CREW CALLED MAINTENANCE CONTROL AND RESET THE SYSTEM.  FLIGHT 4032 ATTEMPTED A SECOND TAKEOFF AND DEPARTED WITHOUT ANY OTHER INCIDENTS.

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