# Service difficulty reports: N343QS A list on [N343QS](https://openairdocs.org/aircraft/N343QS.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DXTA2026062208522](https://openairdocs.org/sdr/DXTA2026062208522.md): Warning Message · illuminated · Jun 20, 2026 · N343QS · Emb EMB505 · Trailing Edge Flap Control System > DURING THE APPROACH WHILE SELECTING FLAPS FROM 2 TO FULL WE RECEIVED A YELLOW FLAP FAIL CAS MESSAGE. WE ACCOMPLISHED THE RESPECTIVE QRC AND TRIED CYCLING THE FLAPS THREE TIMES AND THEY DID NOT MOVE. DURING THE POST FLIGHT IT APPEARS THAT BOTH THE RT AND LT FLA - [SDR DXTA2026061508426](https://openairdocs.org/sdr/DXTA2026061508426.md): Warning Message · false activation · Jun 13, 2026 · N343QS · Emb EMB505 · Rudder Control System > DURING TAXI OUT WE RECEIVED A VENTRAL RUDDER FAIL CAS FOLLOWED BY AP FAIL AND YD FAIL. WHEN WE STOPPED TAXIING, ALL MESSAGES DISAPPEARED. WHEN WE STARTED TO TAXI AGAIN, THEY IMMEDIATELY CAME BACK. CORRECTIVE ACTION: POWERED ON AND NO CAS MESSAGE PRESENTED. PER - [SDR DXTA2026042707778](https://openairdocs.org/sdr/DXTA2026042707778.md): Latch · inoperative · Apr 24, 2026 · N343QS · Emb EMB505 · Passenger/Crew Doors > MAIN PAX DOOR DOWN LOCK LATCH MECHANISM IS IN-OP. INSPECTED MAIN PAX DOOR AND CHECKED LENGTH OF HOIST ROD. ADJUSTED THE MAIN DOOR HOISTING ROD TO 8.5 INCHES PER AMM RECOMMENDATIONS. OPERATIONAL CHECKED GOOD. WORK DONE IAW PHENOM 300 AMM 52-10-00. - [SDR DXTA2026022306958](https://openairdocs.org/sdr/DXTA2026022306958.md): Pressure Switch · faulted · Feb 19, 2026 · N343QS · Emb EMB505 · Aircraft Fuel Distribution System > DURING CRUISE WE HAD A FUEL 1 FEED FAULT CAS MESSAGE. FUEL SYNOPTIC SHOWS YELLOW X OVER PUMP. QRH PROCEDURE SHOWS CREW AWARENESS. CORRECTIVE ACTION: REMOVED THE LH FUEL PRESSURE SWITCH REMOVED P/N: D98C07-61L S/N:2328. INSTALLED CUSTOMER SUPPLIED, NEW SWITCH P - [SDR DXTA2025111105645](https://openairdocs.org/sdr/DXTA2025111105645.md): Contactor · faulted · Nov 10, 2025 · N343QS · Emb EMB505 · DC Generating System > REPEAT WRITE UP ON APPROACH TO LANDING IN KYIP WE RECEIVED GEN 1 OFF BUS YELLOW CAS ACCOMPANIED BY SHED BUS OFF. PLACED GEN 1 SWITCH IN OFF POSITION PER QRH DUE TO THE SHORT DURATION OF FLIGHT REMAINING. PLEASE NOTE THAT N1 FOR THE SAME RESPECTIVE THROTTLE POS - [SDR DXTA2025011601957](https://openairdocs.org/sdr/DXTA2025011601957.md): Battery · defective · Jan 13, 2025 · N343QS · Emb EMB505 · Emergency Lighting > EMERGENCY LIGHTING: EMERGENCY LIGHTS FLASH CONTINUOUSLY UPON LANDING AND TAXI. CORRECTIVE ACTION: REPLACED FWD & AFT EMERGENCY BATTERIES. OPS CHECK GOOD. ORIGINAL SUBMISSION DATE: 1/16/2025 - [SDR DXTA2024070312242](https://openairdocs.org/sdr/DXTA2024070312242.md): Pin · failed · Jul 2, 2024 · N343QS · Emb EMB505 · Door System Wiring > AT FL400 PAX DOOR OPEN LIGHT CAME ON. REMAINED ON UNTIL DECENDING THROUGH FL370. REMOVED PIN, P/N: 43031-0009 NSN AND INSTALLED CUSTOMER SUPPLIED NEW PIN, P/N: 43031-0009 NSN. PERFORMED OPERATIONAL CHECK OF THE MAIN DOOR OPEN LIGHT WITH NO DEFECTS NOTED. REF - [SDR DXTA2024062612179](https://openairdocs.org/sdr/DXTA2024062612179.md): Wire Harness · mislocated · Jun 26, 2024 · N343QS · Emb EMB505 · Light System Wiring > WHEN EMER LIGHTS ARE ON, THE MIDDLE, CEILING FLOOD LIGHT DOES NOT ILLUMINATE; WHEN TURNING ON THE SEAT BELT SIGN, MIDDLE CEILING FLOOD LIGHT DOES ILLUMINATE. FORWARD FACING CEILING SEAT BELT SIGN DOES NOT ILLUMINATEL. AFTER TROUBLESHOOTING, DIGGING IN WM & - [SDR DXTA2023121810364](https://openairdocs.org/sdr/DXTA2023121810364.md): Engine · faulted · Dec 17, 2023 · N343QS · Emb EMB505 · Engine Oil Pressure > RIGHT ENGINE ENGINE OIL PRESSURE INDICATION: WITHIN A MINUTE OF EXPERIENCING SEVERVE TURBULENCE A SMELL WAS NOTICED AND THEN SMOKE IN THE CABIN WAS OBSERVED. OIL PRESSURE WENT TO 0 AND WE PROCEEDED TO SHUT DOWN THE RIGHT ENGINE. ENGINE EXCEEDANCE WHITE CAS I - [SDR DXTA2023103199410](https://openairdocs.org/sdr/DXTA2023103199410.md): Unknown · unknown · Oct 30, 2023 · N343QS · Emb EMB505 · Trailing Edge Flap Control System > DURING LEVEL FLIGHT AT 32000 WE HAD THE FOLLOWING AMBER CAS MSGS SWPS FAULT,FLAP FAIL,PTRIM BKP FAIL ALSO AMBER X ON FLAP SYNOPTIC FLAP POSITION,FLAP INDICATION AND AMBER X ON PITCH SYNOPTIC INDICATOR. ONE WHITE CAS MSG FOR SPOILER FAULT. WE RAN THE ASSOCIA - [SDR DXTA2023102398420](https://openairdocs.org/sdr/DXTA2023102398420.md): Unknown · unknown · Oct 20, 2023 · N343QS · Emb EMB505 · Emergency Lighting > CABIN EMERG LIGHT: EBATT CABIN LIGHTS FLICKERING WHEN ON. //SIGNOFF// FOUND CABIN OVERHEAD LIGHTING PULSING WITH GPU ON. STARTED ENGINE IAW PHENOM 300 AMM 71-00-01. LIGHTS NO LONGER FLICKER OR PULSE. PERFORMED EMERGENCY LIGHTING OPS CHECK IAW PHENOM 300 AMM 3 - [SDR DXTA2023060587870](https://openairdocs.org/sdr/DXTA2023060587870.md): Unknown · unknown · Jun 5, 2023 · N343QS · Emb EMB505 · Doors > DOOR PAX OPEN CAS ILLUMINATED IN FLIGHT. FIRST INTERMITTENT, THEN CONTINUOUS AT 37000FT. DIVERTED. BELOW 10000FT, THE MESSAGE WENT OUT.//CORRECTIVE ACTION//PRINTED MEL PROCEDURES, REVIEWED MEL AND COMPLIED WITH MEL REQUIREMENTS. ACCESSED LOWER AFT FRAME DOOR - [SDR DXTA2023053087240](https://openairdocs.org/sdr/DXTA2023053087240.md): Unknown · unknown · May 30, 2023 · N343QS · Emb EMB505 · Emergency Lighting > CABIN EMERG LIGHT: OF THE THREE CENTER EMERGENCY CEILING LIGHTS THE MIDDLE LIGHT DOES NOT ILLUMINATE WHEN THE EMER LT SWITCH IS PLACED TO ON//CORRECTIVEACTION//REMOVED CABIN HEADLINER CENTER EMER. LIGHT FIXTURE AND FOUND CONNECTION TURNED 180 DEGREES. CONNECTE - [SDR DXTA2023050185080](https://openairdocs.org/sdr/DXTA2023050185080.md): Unknown · unknown · May 1, 2023 · N343QS · Emb EMB505 · Landing Gear Brake System > MLG BRAKE PRESSURE: ON TAXI OUT BOTH BRAKES WERE SHUDDERING WHEN APPLIED. AND WOULD RATTLE THE WHOLE AIRCRAFT. THIS HAPPENED WHEN APPLYING BOTH BRAKES OR EACH BRAKE INDEPENDENTLY.//CORRECTIVE ACTION//PERFORMED BRAKE ASSEMBLY GENERAL VISUAL INSPECTION AND NLG A - [SDR DXTA2023042184630](https://openairdocs.org/sdr/DXTA2023042184630.md): Unknown · unknown · Apr 20, 2023 · N343QS · Emb EMB505 · Engine (Turbine/Turboprop) > DURING CLIMB OUT, PASSING 13,000', FELT & HEARD A VIBRATION IN AIRFRAME. LEVELED OFF AT 16,000' & RAN ENG ABNORMAL VIBRATION CHKLST NAP1-15. AFTER REDUCING POWER ON LT ENG, VIBRATION DID DECREASE BUT DID NOT GO AWAY. RAN IN FLT ENG SHUTDOWN CHKLST IAW QRH. - [SDR DXTA2023030280760](https://openairdocs.org/sdr/DXTA2023030280760.md): Stowage Box · leaking · Feb 19, 2023 · N343QS · Emb EMB505 · Crew Oxygen System > BOTH OXYGEN MASKS WERE STOWED AND STARTED FLOWING OXYGEN. YOU COULD HEAR THE SOUND. WHEN DONNED, WE RECEIVED CONTINUOUS FLOW AND WAS UNABLE TO SHUT OFF. LANDED WITH OXYGEN LEVEL AT 850 PSI. *** CORRECTIVE ACTION *** REMOVED BOTH 02 MASKES FROM WEEPS AND INSP - [SDR DXTA2023011978850](https://openairdocs.org/sdr/DXTA2023011978850.md): Battery Pack · faulted · Jan 19, 2023 · N343QS · Emb EMB505 · Emergency Lighting > EMERGENCY LIGHTS NOT ARM YELLOW CAS: ON START UP LIGHTS WOULD FLICKER THEN THE YELLOW CASS MSG. LIGHTS WOULD GO OUT AFTER ENGINE START THEN COME BACK ON IN THE BACK WITH THE YELLOW CASS MESSAGE. GAINED ACCESS TO THE AFT AND FWD EMERGENCY BATTERIES, REMOVED AN - [SDR DXTA2022090970040](https://openairdocs.org/sdr/DXTA2022090970040.md): None · none · Sep 8, 2022 · N343QS · Emb EMB110* · Emergency Lighting > NONE OF THE 3 EMER LIGHTS HOUSED IN EACH OF THE 3 MAIN ENTRY DOOR STEPS OPERATE WHEN THE EMER LIGHT SWITCH IS TURNED ON. IF PRESSURE IS APPLIED BY WALKING DOWN THE STAIRS, THE LIGHTS WEAKLY FLASH ONCE. THE 2 LIGHTS IN THE MED FRAME DO WORK. THE SAME SITUATION - [SDR DXTA2022070565140](https://openairdocs.org/sdr/DXTA2022070565140.md): Battery · inoperative · Jul 1, 2022 · N343QS · Emb EMB505 · Emergency Lighting > CABIN EMERG LIGHT: CABIN EMERGENCY LIGHTING FLICKERING ON/OFF WITH SWITCH IN ARM. "CORRECTIVE ACTION" REMOVED AND REPLACED AFT EMERGENCY LIGHTS BATTERY, OPERATIONAL CHECK SATISFACTORY. REF EMB PHENOM 300 AMM 33-52-00. PART # OFF 6450LS-00 ON 7450LS-00 S/N OFF - [SDR DXTA2022040159460](https://openairdocs.org/sdr/DXTA2022040159460.md): None · none · Apr 1, 2022 · N343QS · Emb EMB505 · Starter-Generator > EMERGENCY LIGHTS BATTERY: IMMEDIATELY AFTER ENGINE START THE EMERGENCY LIGHTS STARTED CYCLING ON/OFF. WE TURNED THE EMER LT SWITCH TO ATM THEN OFF, BUT THE EMER LIGHTS CONTINUED TO CYCLE.//CORRECTIVE ACTION//PERFORMED FIM 4885-33-50-00--810-801-A E LIGHTS INAD - [SDR DXTA2018020500549](https://openairdocs.org/sdr/DXTA2018020500549.md): Control Handle · failed · Feb 4, 2018 · N343QS · Emb EMB505 · Landing Gear Selector > ON GEAR RETRACTION THE MLG LEVER WAS PLACED IN THE UP POSITION. RECEIVED A RED CAS MESSAGE FOR LG LEVER DISAGREE. HAD THREE RED DOWN INDICATORS. RAN THE MLG LEVER DISAGREE CHECKLIST, CYCLED THE HANDLE DOWN CAS MESSAGE CLEARED AND RETURNED FOR LANDING. REMO - [SDR DXTA2015062206033](https://openairdocs.org/sdr/DXTA2015062206033.md): Control Unit · failed · Jun 18, 2015 · N343QS · Emb EMB505 · Elevator Control System > FLYING AT 40,000 FT, NOTICED YELLOW X THROUGH BOTH PITCH & SPOILER INDICATORS. NO OTHER INDICATIONS OR CAS MSGS DISPLAYED. ACFT SEEMED FINE BUT SHORTLY THEREAFTER THE AUTOPILOT WOULD NOT FOLLOW COMMANDS. TURNING AUTOPILOT OFF IT BECAME APPARENT THERE WAS A ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE n_number = 'N343QS' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N343QS/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.