What was found
FLT # 2010 LAX-PBI (ETOPS). LIGHT GREEN ARROW, TURB BUTTON ON WX RADAR PANEL INOPERATIVE ( WEATHER RADAR SYSTEMS 4) TURBULENCE DETECTION MODE ).; R & R WXR CONTROL UNIT PER AMM 34-41-12. BITE TEST OK MX-4 UPDATED.
- Difficulty date
- January 30, 2026
- Submitted
- February 2, 2026
- Operation
- Air carrier
- Aircraft
- N4083J
- Make and model
- Airbus A321271NX
- Aircraft serial
- 11903
- Aircraft time
- 6,796 hours, 1,013 cycles
- System (JASC)
- 3442 · Weather Radar System
- Part
- Control Unit
- Part number
- 9306201002
- Part serial
- 1146AA3089
- Condition
- Failed
- Location
- Wx Radar Sys
- Part time
- 6,821 hours, 1,018 cycles
- Stage of operation
- NR
- 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.