What it covers
The system which provides information to determine aircraft position and is primarily independent of ground installations (i.e., traffic alert and collision avoidance system - TCAS). Use this code only if the specific system creating the problem cannot be established. Typical parts are collision avoidance monitoring units, etc.
Service difficulty reports · 214
Reports filed under 3445, newest first.
| 1995 | 1 |
|---|---|
| 1996 | 5 |
| 1997 | 7 |
| 1998 | 8 |
| 1999 | 4 |
| 2000 | 4 |
| 2001 | 15 |
| 2002 | 9 |
| 2003 | 11 |
| 2004 | 4 |
| 2005 | 2 |
| 2006 | 6 |
| 2007 | 4 |
| 2008 | 8 |
| 2009 | 12 |
| 2010 | 4 |
| 2011 | 14 |
| 2012 | 10 |
| 2013 | 4 |
| 2014 | 9 |
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 7 |
| 2018 | 6 |
| 2019 | 7 |
| 2021 | 9 |
| 2022 | 7 |
| 2023 | 8 |
| 2024 | 5 |
| 2025 | 8 |
| 2026 | 8 |
SDR AALA202609082369Tcas System · inoperativeAIRCRAFT WAS GROUNDED: RETURNED TO MIA ACCOUNT MAINTENANCE TCAS FAIL. EMERGENCY WAS NOT DECLARED AND AIRCRAFT WAS NOT OVERWEIGHT FOR LANDING. MAINTENANCE REPLACED TCAS COMPUTER IAW AMM 34-45-01.SDR CALA2026090719298Computer · faultedSTATUS MESSAGE, TCAS & NO AUTOLAND. R & R THE TCAS COMPUTER DUE TO PREVIOUS HISTORY IAW AMM 34-45-01-400-801. OPS CHKD GOOD, TCAS MSG WENT AWAY AND AUTOLAND MSG DOES NOT APPEAR.SDR CALA2026073118134Computer · faultyTCAS FAIL FLAG ON NAVIGATION DISPLAY SHOWS WITH ATC TRANSPONDER SELECTOR AT TA AND SHOWS WITH SELECTOR AT TA/RA FAULT NOT PRESENT, FOLLOWING FIM 34-45 TASK 821, TCAS OPERATIONAL CHECK PASSES AND TCAS BITE PASSES. FURTHER TROUBLESHOOTING REQUIRED. PERFORMED PSE
See all 214 reports