JASC 3397

Service difficulty reports · 22,654

Reports filed under 3397 · Light System Wiring, newest first.

Query with SQL
duckdb -csv -c "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 jasc_code = '3397'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR DALA2026021701077Wire Harness · damagedDURING CBN WALK THRU FOUND EMERGENCY LIGHT 28D INOPERATIVE. REPLACED SEAT WIRE HARNESS.Feb 11, 2026 · N371DA · Boeing 737832SDR JJBA20260216024Wire · brokenSERVICE DOOR EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED SERVICE DOOR LIGHT LAMP. OPS CHECK FAILED. PERFORMED WIRING CHECKS. FOUND 6V AT SP7376 AND NO CONTINUITY AT SP7377. PERFORMED WIRE CHECKS ON SP7377. FOUND CONTINUITY ON BACK END OF PIN BUT NOT FWD Feb 11, 2026 · N12201 · Emb EMB145XRSDR AALA202602129024Light · shortedAIRCRAFT WAS NOT GROUNDED: MULTIPLE FLOOR PROXIMITY EMERGENCY LIGHTS INOP SEATS 2D TO 5D. MAINTENANCE FOUND 4D AFT PROX LIGHT SHORTING TO GROUND, REPLACED 4D AFT FLOOR EMERGENCY LIGHT REF. WDM 33-51-58, OPS CHECK GOOD REF AMM 33-51-00.Feb 11, 2026 · N791AN · Boeing 777223SDR AALA202602126708Wire · looseAIRCRAFT WAS NOT GROUNDED: SEAT 20C EMERGENCY LIGHT DOES NOT COME ON WHEN TESTED. MAINTENANCE REPAIED WIRE IAW ESPM 23-53-30, PERFORMED OPERATIONAL TEST OK IAW AMM 33-51-00.Feb 11, 2026 · N9019F · Airbus A319115SDR CALA2026021213722Elec Connector · disconnectedL2 DOOR EMERGENCY LIGHT DID NOT TEST, FOUND CONNECTOR 7245VC DISCONNECTED ENTIRELY IAW AIPC 24-92-04-46M, ITEMS 10, AND 20, AWM 33-51-03 PAGE 8, AND ESPM 20-44-29-01. RECONNECTED & OPS CHECKED PERFORMED IAW AMM 31-51-00-710-007-A. OPS CHKD NORMAL.Feb 11, 2026 · N457UA · Airbus A320232SDR DALA2026021701071Wire Harness · damagedSEAT 51C SIDE PANEL MOUNTED EMERGENCY LIGHT INOPERATIVE. REMOVED & REPLACED LIGHT HARNESS IAW CMM 25-21-24. REMOVED MEL & PLACARDS. REV M PROCEDURES. OK FOR SVC. (LP# 8548617)Feb 10, 2026 · N503DN · Airbus A350941SDR AALA202602112252Wire · brokenAIRCRAFT WAS NOT GROUNDED: EMERGENCY AISLE LIGHT ROW 11 ABC INOPERATIVE. MAINTENANCE FOUND BROKEN WIRE AT SEAT ROW 11ABC AND REPAIRED IT PER ESPM 20-43-10. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WAS ACCOMPLISHED WITH NO ISSUES NOTED.Feb 10, 2026 · N423AN · Airbus A321253NXSDR DALA2026021000947Wire · damagedROW 21 EMERGENCY LIGHT INOPERATIVE. FOUND LOOSE CONNECTION BETWEEN LIGHT AND SEAT HARNESS. RETERMINATED WIRES IAW SWPM 20-30.Feb 10, 2026 · N392DA · Boeing 737832SDR AALA202602107375Elec Connector · looseAIRCRAFT WAS GROUNDED: WHILE PERFORMING PS CHECK, FOUND WHITE SEAT MOUNTED EMERGENCY AISLE LIGHT AT SEAT 2C INOP. SECURED LOOSEN CONNECTORS. IAW AMM 33-51-18.Feb 9, 2026 · N836AW · Airbus A319132SDR AALA202602103855Elec Connector · disconnectedAIRCRAFT IN BASE MAINTENANCE: SEAT MOUNTED EMERGENCY AISLE LIGHTS INOPERATIVE AT SEAT ROWS 11, 12, AND 13. MAINTENANCE FOUND CONNECTOR 7261VC3 DISCONNECTED, RE-CONNECTED IT AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM PER Feb 9, 2026 · N143AN · Airbus A321231SDR DALA2026022301278Wire · damagedSHIP 198 DURING SVC FOUND EMERGENCY AISLE ESCAPE PATH LIGHTS - 46B, 51G, 36G INOP. CORRECTIVE ACTION: REPAIRED WIRES TO ALL SEAT LIGHTS, CHECK GOOD PER B767 AMM 33-5. (7460617)Feb 8, 2026 · N198DN · Boeing 767332SDR DALA2026021000960Wire · damagedSEAT 5J EMERGENCY PATH LIGHT INOPERATIVE. REPAIRED WIRES PER A330 AMM 20-44-20. (1442100)Feb 8, 2026 · N416DX · Airbus A330941SDR SIMA20260207004Elec Connector · disconnectedCOCKPIT EMERGENCY LIGHT INOP. REMOVED LIGHT AND FOUND TO NOT BE PLUGGED IN. REINSTALLED LIGHT IAW AMM 33-50-03, OPTS CHECK GOODFeb 7, 2026 · N207AN · Emb ERJ170200LRSDR AALA202602100185Elec Connector · dirtyAIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHTS ON SEAT 2H-5H SUITE ARE INOP. MAINTENANCE FOUND CONNECTION DIRTY CLEANED CONNECTION AT SEAT 2H, FIXED ALL SEATS IAW SWPM 20-60-01.Feb 7, 2026 · N789AN · Boeing 777223SDR AALA202602109637Wire · brokenAIRCRAFT IN BASE MAINTENANCE: FOUND BROKEN WIRE FOR THE R4 DOOR EMERGENCY LIGHT (MARKED WITH RED TAPE). MAINTENANCE REPAIRED WIRES 3351-2111 AND 2110 IAW ESPM 20-53-21.Feb 7, 2026 · N813AW · Airbus A319132SDR AALA202602098263Wire · looseAIRCRAFT WAS NOT GROUNDED: SEAT ROW 36 EMERGENCY-AISLE LIGHT INOPERATIVE. MAINTENANCE FOUND CONNECTOR UNDER SEAT ROW 36 HAD LOOSE WIRES, SECURED CONNECTOR AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM PER AMM 33-51-19 WITH Feb 7, 2026 · N443AA · Airbus A321253NXSDR AALA202602095515Elec Connector · disconnectedAIRCRAFT IN BASE MAINTENANCE: G4 GALLEY TOP LEFT HAND OUTBOARD FLANGE ASSEMBLY MISSING EXIT SIGN FACE PLATE. FOUND CONNECTOR ON FORWARD GALLEY HEADER PANEL THAT WAS NOT CONNECTED. PLUGGED IN CONNECTOR IAW AMM 24-21-34. ALL EMERGENCY LIGHTS IN FORWARD GALLEY ANFeb 6, 2026 · N302SA · Boeing 7378SDR AALA202602099174Connector · intermittentAIRCRAFT WAS NOT GROUNDED: DURING SYSTEM TEST FAULT MESSAGE EXTERIOR LT/2 EPSU (10WL) FWD L. DISPLAYED. MAINTENANCE FOUND INTERMITTENT ELECTRICAL CONNECTOR ON THE R1 DOOR SLIDED AND FOUND THE GIRT BAR FOR THAT SLIDE WAS BOWED. MAINTENANCE REPLACED THE SLIDE RAFeb 5, 2026 · N417AN · Airbus A321253NXSDR DXTA2026020906795Wire Harness · defectiveAMBER DOOR CLOSED LED ON MAIN CABIN DOOR INOP. THE AMBER DOOR LED TURNS OFF WHEN THE DOOR IS CLOSED WITH THE DOOR HANDLE IN THE OPEN POSITION. THE AMBER LED TURNS OFF WHEN THE DOOR IS ABOUT HALF WAY UP. CORRECTIVE ACTION: REMOVED HARNESS ASSY CAB DOOR THRESHOFeb 5, 2026 · N805QS · Textrn TEXTRON700SDR DALA2026020600881Wire · miswiredROW 39 OVERHEAD EMERGENCY LIGHT INOPERATIVE. FOUND WIRING REVERSED. CORRECTED WIRING, LIGHT OPERATES NORMAL. GOOD FOR SVC. (LP 7650406)Feb 4, 2026 · N581DA · Airbus A321271NXSDR DALA2026021100981Elec Connector · disconnectedFOUND EMERGENCY LIGHTS INOP AT SEATS 6A-9A. T/S PER B767 WDM 33-51-19. FOUND CONNECTOR D22360 DISCONNECTED. RECONNECTED PLUG REF B767 SWPM 20-60. OPS CHK NML. (8415339)Feb 3, 2026 · N835MH · Boeing 767432ERSDR DALA2026020400823Wire · damagedSEAT 36H, EMERGENCY LIGHT INOPERATIVE. REPLACED THE LIGHT ASSY AND REPAIRED WIRING IAW AMM 33-51. (6932146)Feb 3, 2026 · N812NW · Airbus A330323SDR CALA2026020513595Wire · brokenSEAT 36CBA EMERGENCY EXIT LIGHT INOP WIRE IS BROKEN FROM SEAT HARNESS CONNECTOR REQUESTING MEL 3350C FOR SEAT 36CBA EMERGENCY EXIT SEAT LIGHT WIRES HAVE BEEN SECURED OKAY TO DEFER EMERGENCY ESCAPE PATH LIGHT PER MEL 3350C CORRECTION SEAT 36CBA FLOOR PROXIMITY Feb 2, 2026 · N464UA · Airbus A320232SDR CALA2026020313525Wire · shortedEMERGENCY LIGHTS, WHITE WIRE FOUND SHORTED TO GROUND BY THE ACTUATOR PLATE NEAR 3 WAY SPLICE AT SEAT 5B. WIRE WAS NOT SECURED PROPERLY UNDER THE RECLINE ACTUATOR. REMOVED 1 INCH OF DAMAGED WIRE. REMOVED 3 WAY SPLICE. INSTALLED NEW ENVIRONMENTAL SPLICE IAW BSFeb 2, 2026 · N17529 · Boeing 7379SDR AALA202602034069Elec Connector · looseAIRCRAFT WAS NOT GROUNDED: 11C SEAT MOUNTED EMERGENCY LIGHT INOPERATIVE. SECURED LOOSE CONNECTOR AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-08.Feb 1, 2026 · N106NN · Airbus A321231SDR AALA202602028817Elec Connector · defectiveAIRCRAFT WAS NOT GROUNDED: 19C AND 20C SEAT MOUNTED EMERGENCY LIGHTS ARE INOPERATIVE. MAINTENANCE REPLACED CONNECTOR 7260VC13 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WITH NO ISSUES NOTED AT SEATS 19C AND 20C PER AMM 3Feb 1, 2026 · N106NN · Airbus A321231SDR AALA202602094661Wire Harness · defectiveAIRCRAFT WAS NOT GROUNDED: SEAT-MOUNTED EMERGENCY LIGHT AT ROW 22 DOES NOT ILLUMINATE. MAINTENANCE REPLACED EMERGENCY LIGHT WIRE HARNESS ON SEAT ROW 22 PER AMM 25-60-00. ** (CLOSED)Jan 31, 2026 · N825AW · Airbus A319132SDR DALA2026020500828Wire Harness · no testON SERVICE CHECK, FOUND ISLE EMERGENCY LIGHT OUT AT 38G. FOUND THE WIRE HARNESS BROKEN. R & R THE WIRE HARNESS IAW AMM 33-51, OK FOR SERVICE. (8489649)Jan 31, 2026 · N186DN · Boeing 767332SDR AALA202602028059Elec Connector · disconnectedAIRCRAFT WAS NOT GROUNDED: SEAT 1G EMERGENCY LIGHT INOPERATIVE. PERFORMED T/S FOUND CONNECTOR D23P DISCONNECTED. RECONNECTED 1G SEAT PROXIMITY EMERGENCY LIGHT, OPS CHECK GOOD. PER CMM 25-25-00.Jan 31, 2026 · N728AN · Boeing 777323ERSDR DALA2026020200774Wire · damagedEMERGENCY LIGHTS OUT ON SEAT 20IH AND 21IH. REPAIRED WIRING PER A330 ESPM 20-43. OPS CK GOOD. (7113154)Jan 31, 2026 · N806NW · Airbus A330323SDR DALA2026020300797Wire · detachedROW 35AB WHITE EMERGENCY LIGHT INOPERATIVE. RECONNECTED A WIRE IAW AMM 33-51. OK FOR SERVICE. (8562832)Jan 30, 2026 · N801NW · Airbus A330323SDR AALA202602027554Wire · misinstalledAIRCRAFT WAS NOT GROUNDED: EMERGENCY CEILING LIGHT AT SEAT ROW 11 IS INOPERATIVE. MAINTENANCE REINSTALLED EMERGENCY OVERHEAD WIRING LIGHTING AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER TSM 33-51-00-810-810-A.Jan 30, 2026 · N951XV · Airbus A321253NSDR AALA202602136518Elec Connector · disconnectedAIRCRAFT IN BASE MAINTENANCE: EMERGANCY LIGHT ON SEAT 22D IS INOPERATIVE. MAINTENANCE FOUND EMERGENCY PROXIMITY LIGHT AT SEAT 22D DISCONNECTED. RECONNECTED LIGHT IAW AMM 33-51-06. OPS CHECKED GOOD.Jan 28, 2026 · N870AX · Boeing 7878SDR SWAA2026020965484Elec Connector · brokenG1 GALLEY EMERGENCY EXIT LIGHT, BLUE PLUG IS BROKEN ON ACFT WIRE SIDE. SPLICED G1 GALLY EMERGENCY LIGHT IAW SWPM 20-30-12. OPS CHECK TO BE PERFORMED ON CC TTG8Q01A5SA6.Jan 28, 2026 · N945WN · Boeing 7377H4SDR DALA2026020500833Wire · damagedDURING A SERVICE CHECK, EMERGENCY LIGHTS FROM SR34AB TO 44 AB INOPERATIVE. REPINED WIRES AT SEAT 37AB IAWSWPM 20-10, AND R & R THE POWER SUPPLY AND BATTERY IAW AMM 33-51. ACFT OK FOR SERVICE. (8447109)Jan 28, 2026 · N169DZ · Boeing 767332SDR CALA2026012813420Wire · detachedWHILE T/S MEL 7400Q. FOUND WIRE BUNDLE BURNT ON EMERGENCY LIGHTS PANEL. MEL 7400Q RELATED TO LP 7743774, NR 2 ENG IGNITION ISSUES. REMOVED EMERGENCY LIGHTS CONTROL PANEL IAW 33-51-08 FOR AVIONICS SUPPORT. RETERMINATED PIN THREE WIRE 1003 OF CONNECTOR D838J (Jan 28, 2026 · N661UA · Boeing 767322SDR CALA2026012813403Wire · brokenSEAT 41G TRIM PIECE FELL OFF WITH BROKEN WIRE. REPLACED THE LIGHT AND INSTALLED THE TRIM PIECE. THE LIGHT OPS CK GOOD IAW AIPC 33-51-05-16.Jan 27, 2026 · N784UA · Boeing 777222SDR DALA2026012800666Wire Harness · faultedWHITE EMERGENCY LIGHT INOPERATIVE, THREE ROWS AFT OF OVERWING EMERGENCY EXIT. REPLACED THE EMERGENCY LIGHT & INTERMEDIATE WIRE HARNESS FROM FLOOR CONNECTOR TO LIGHT.Jan 26, 2026 · N397DA · Boeing 737832SDR ASAA2026012663970Wire Harness · pinchedWHILE PERFORMING T/C 78233008, FOUND RT AFT OVER DOOR EXIT SIGN AND OVERWING HATCH HANDLE EMERGENCY LIGHTS INOPERATIVE. GROUNDED - YES. ACCESSED CONNECTORS D12460, D12462, AND D12464 IAW AMM 33-21-00. IAW WDM 33-51-13-8 EXPECTED 6 VDC, FOUND 0 VDC ACROSS 464Jan 26, 2026 · N589AS · Boeing 737890SDR DALA2026012700630Wire · damagedFLOOR EMERGENCY LIGHT, SEAT 35A WHITE, INOPERATIVE. REPAIRED THE WIRING AND REPLACED THE LAMP ASSY IAW AMM 33-51. (8562810)Jan 26, 2026 · N801NW · Airbus A330323SDR DALA2026012700629Wire · damagedFOUND RED EMERGENCY LIGHT, SEAT 41H & R3 DOOR INOPERATIVE. WIRE REPAIRED IAW AMM 33-51-22. TESTED OK. (8562809)Jan 26, 2026 · N801NW · Airbus A330323SDR CALA2026012713348Wire · detachedEMERGENCY LIGHT BULB NEAR AISLE UNDER SEAT 31C BURNT OUT. REMOVED AND REPLACED LIGHT MODULE. OPS CHECK FAILED. FOUND WIRING PULLED OUT OF CONNECTOR. TERMINATED EMERGENCY LIGHTING WIRE AND MOLEX CONNECTOR IAW ESPM 20-44. REPLACED SEAT MOUNTED EMERGENCY LIGHTIJan 26, 2026 · N826UA · Airbus A319131SDR AALA202601305862Elec Connector · disconnectedAIRCRAFT IN BASE MAINTENANCE: R1 OVER DOOR EXIT SIGN FAILED TO ILLUMINATE DURING THE EMERGENCY LIGHTS TEST. RECONNECT EXIT SIGN CONNECTORS. OPS CHECK GOOD.Jan 25, 2026 · N970NN · Boeing 737823SDR DALA2026012900713Elec Connector · faulted51 ABC EMERGENCY LIGHT INOPERATIVE. SLAVED IN KNOWN GOOD LIGHT AT ROW 51ABC. NO HELP. REQUIRES ADDITIONAL T/S. IAW AMM 33-51. DEFER TO MEL 33-50-07A. PLACARD INSTALLED NO M PROCEDURES. FOUND PINS IN INCORRECT SLOTS. REPINED CONNECTOR J12 PER A350 AWM 33-51 ANJan 25, 2026 · N576DZ · Airbus A350941SDR CALA2026012713345Wire · openEMERGENCY LIGHTS OPERATIONAL CHECK - RIGHT CENTER OVERWING EXIT EXTERIOR EMERGENCY LIGHTS DID NOT ILLUMINATE DURING CHECK.REQUESTING MEL REF 3314A FOR EXTERIOR R CTR O/W EMERGENCY EXIT LIGHT RELAMPED REF AMM 33-51-04-960-801. NO FIX. CHECKED FUSES ON POWER SUJan 25, 2026 · N39726 · Boeing 737724SDR DALA2026012600555Wire Harness · pinchedWORKING ON SLIDE CHANGE ON OVERWING W/C 2562-4003 PERFORMING EPCU BITE ON MCDU FAULTED EPSU (13WL)/AFT LEFT. FOUND EMER FLOOR PATH MARKING LIGHT AT ROW 31, 32. & 38 NOT LIT. FOUND WIRES UNDER SEAT TRACK PINCHED CAUSING SHORT TO GND AT ROW 31 & 32 AFTER PLUG Jan 25, 2026 · N539DN · Airbus A321271NXSDR AALA202601263478Wire · damagedAIRCRAFT IN BASE MAINTENANCE: INTERIOR AISLE EMERGENCY LIGHT AT ROW 12DEF INOPERATIVE. REMOVE AND REPLACED CEILING LIGHTING CABLE. PER AMM 33-51-03. OPS TEST GOOD AT THIS TIME.Jan 23, 2026 · N847NN · Boeing 737823SDR SWAA2026012963489Connector · brokenCONNECTOR FOR EMERGENCY LIGHT, BIN NR 6 LT, (THE CONNECTOR WAS LOCATED BTWN BIN 6 & 7 LT) WAS BROKEN. R & R THE CONNECTOR FOR EMERGENCY LIGHT IAW SWPM 20-63-02. PERFORMED A GOOD TEST IAW AMM 33-51-00-710-801.Jan 22, 2026 · N8837Q · Boeing 7378SDR DALA2026012900714Elec Connector · faultedCABIN EMERGENCY LIGHT. PERFORMED EPSU BITE TEST, FAULTED EMERGENCY EXIT SIGN AT DOOR 2R PERFORMED TEST ON FRONT OF EPSU, NO HELP, DISCONNECTED & RECONNECTED ELECTRICAL CONNECTORS ON EPSU-MSG CLEARED PERFORMED EPSU BITE TEST-TEST OK ALL OPS NORMAL REF MM A35Jan 22, 2026 · N529DN · Airbus A350941SDR CALA2026012313222Wire · shortedFIRST CLASS EMERGANCY AISLE LIGHTS DO NOT ILLUMINATE. REPLACED FUSE IN POSITION 2 AT POWER SUPPLY M 2816 IAW WDM 33-51-21-110, FOUND SHORTED WIRE TO GROUND UNDER SEAT 3B. REPAIRED THE WIRE IAW BSWPM 20-30-12. FIRST CLASS EMERGENCY LIGHTS OPS CHECKED GOOD.Jan 22, 2026 · N17362 · Boeing 7378
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