JASC 7397
Service difficulty reports · 532
Reports filed under 7397 · Engine Fuel 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 = '7397' 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.
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 = '7397' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR DXTA2023090594450Wire Harness · defectiveON DESCENT POWER REDUCED TO APPROX 47% & INCREASED TO APPROX 70%. LT ENG POWER REMAINED AT 47% & DISPLAYED AN AMBER ENG CTRL FAIL L MESSAGE & A WHITE AT FAIL MESSAGE. COMPLETED CHECKLIST ITEMS & ENG REMAINED UNRESPONSIVE AT IDLE POWER FOR REMAINDER OF FLT. SDR ASAA2023052343330Harness · damagedWHILE ACCOMPLISHING ASA TASK CARD #8420001 ON ENG#2 FOUND J10 HARNESS DAMAGED AT 9 O'CLOCK ABOVE VSV B CONNECTOR. GROUNDED - YES. REMOVED AND REPLACED J10 WIRE HARNESS. PERFORMED GOOD INSTALLATION TEST REF B737-900 AMM 73-21-06/401.SDR ASAA2023052243316Harness · damagedWHILE PERFORMING ASA T/C N8420001, FOUND HARNESSES MW0235, MW0311 & J9 DAMAGED BEYOND LIMITS #2 ENG. GROUNDED - YES. REMOVED & REPLACE HARNESS MW0235 PER B737-800 AMM TASKS 73-21-06-000-803-F00 + 73-21-06-400-803-F00. OPS CHECK GOOD. REMOVED & REPLACED HARNESSSDR ASAA2023041942954Harness · faulty#1 ENGINE CONTROL LIGHT ILLUMINATED AFTER #1 ENGINE START. GROUNDED - YES. REMOVED AND REPLACED J9 HARNESS. REF B737-800 AMM 73-21-06.SDR ASAA2023040242741Harness · faultedENG #2 MX MSG 75-20412 HPTACC POSITION DISAGREE. GROUNDED - YES. REPLACED J6 HARNESS ON W/O 1951595 NON ROUTINE 00004 NO FAULTS.SDR ASAA2023040242740Harness · faultedENG #2 MX MSG 75-10462 HPTACC DEMAND AND POSITION SIGNALS DISAGREE. GROUNDED - YES. REPLACED J6 HARNESS REF B737-900 AMM 73-21-06 ACTUATOR TEST AND EEC BITE PASS NO FAULTS.SDR ASAA2023012541648Wire Harness · faultedGE DIAGNOSTICS REPORTS #1 ENGINE TREND DATA SHOWS A LARGER THAN NORMAL AMOUNT OF SCATTER AND EGT HDM DECREASE. EGT INDICATION ERRORS ARE SUSPECT. GROUNDED - YES. REMOVED AND REPLACED ENGINE #1 J10 HARNESS REF B737-800 AMM 73-21-06-400-802-F00. REPLACED ENG #1SDR ASAA2023012441646Wire Harness · damagedFOUND #2 ENGINE MW0311 HARNESS DAMAGED BEYOND REPAIR AT 3 O'CLOCK POSITION, FORWARD OF HPTACC SENSOR. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE MW0311 HARNESS IAW B737-800 AMM 73-21-06.SDR ASAA2023011141536Wire Harness · faultedMAINTENANCE MESSAGE NUMBER 75-20801, T25 SIGNALS DISAGREE SHORT TIME FAULT. NUMBER ONE ENGINE. GROUNDED - YES. REMOVED & REPLACED J9 & J10 HARNESSES. PERFORMED GOOD INSTALLATION TESTS IAW B737-900 AMM 73-21-06.SDR ASAA2023010241394Wire Harness · failedREF ASA L/P 60410136 J-10 HARNESS FAILS INSULATION RESISTANCE CHECK OF B737-900 AMM 77-21-01/501. ON #1 ENGINE. GROUNDED - YES. REPLACED ENG #1 J10 ENGINE HARNESS REF B737-900 AMM 73-21-06. EEC BITE GOOD. J10 OPS CHECK PASSES REF AMM 73-21-06.SDR ASAA2023010241390Wire Harness · shorted#1 ENGINE CJ-10 HARNESS IS SHORTED INTERNALLY. GROUNDED - YES. REPLACED #1 ENGINE HARNESS REF B737-900 AMM 73-21-06-000-803.SDR SWAA2022120176793Wire Harness · leakingJUST AFTER LEVEL OFF, AT CRUISE, RECEIVED A ZERO OIL PRESSURE INDICATION ON THE NR 1 ENGINE, RETURNED TO DEN, ALL OTHER ENGINE INDICATIONS WERE NORMAL, EEC 1 FAULT CODE 79-11091 PRESENT ON FLIGHT LEG 0 & 1. REMOVED AND REPLACED J7 AND J8 FAN WIRING HARNESS' ISDR SWAA2022120176478Wire Harness · damagedJUST AFTER LEVEL OFF, AT CRUISE, RECEIVED A ZERO OIL PRESSURE INDICATION ON THE NR 1 ENGINE. RETURNED TO DEN, ALL OTHER ENGINE INDICATIONS WERE NORMAL EEC 1 FAULT CODE 79-11091 PRESENT ON FLIGHT LEG 0 & 1. REMOVED AND REPLACED J7 AND J8 FAN WIRING HARNESDR ASAA2022110140799Wire Harness · faultedENGINE 1 EEC BITE TEST REPORTS ENGINE FAULT CODE 77-20861 " THE BOTTOM LEFT EGT SIGNAL IS OUT OF RANGE" DISPATCH LEVEL- LONG TIME. GROUNDED - YES. REMOVED AND REPLACED CJ10 HARNESS B737-900 AMM REF 73-21-06. FADEC SYSTEM TEST OK.SDR ASAA2022092640146Wire Harness · damagedACCOMPLISHING ASA T/C 78273000 THE FOLLOWING FAULT MSG FOR ENG # 2 WAS SEEN MSG NBR: 75-20452 AND MSG NBR: 75-10452 (SHORT TIME) THE VBV POSITION SIGNALS DISAGREE. FLT. LEG 1-X; 2-X; 3-X. GROUNDED - YES. REMOVED AND REPLACED #2 ENG J9 HARNESS REF B737-900 AMM SDR ASAA2022042938184Wire Harness · damagedWHILE PERFORMING ASA T/C # 78273000. # 2 ENG SHORT TIME FAULT MSG NBR 73-10342, THE FMV POSITION IS OUT OF RANGE. FLIGHT LEG 1,2, AND 3. DEFERRED PER ASA T/C 78273000. GROUNDED - YES. FOLLOWED B737-900 FIM 73-25 TASK 803. FOUND J5 HARNESS RESISTANCE @ DP0501SDR AALA202110212248Connector · misinstalledAIRCRAFT WAS GROUNDED: #1 ENGINE THROTTLE SPLIT 1/2 KNOB LESS THAN #2 ENGINE THROTTLE FROM TAKEOFF TO ~12,000'. N1 RPMS MATCHED. ACCOMPLISHED FIM 37F00 TASK 801 EEC BITE. FOUND #2 ENGINE T12 SENSOR FAULTED. ACCOMPLISHED AMM 73-21-05, FOUND T12 CONNECTOR NOT SDR ASAA2021092536098Wire Harness · faultedWHILE WORKING TC 78273000 - ENG #1 FAULT CODE 75-10801. T25 SIGNALS DISAGREE. SHORT TERM FAULT. DEFER PER TC 78273000. GROUNDED - YES. REFERENCE LOGPAGE 60269685 REMOVED AND REPLACED J9 AND J10 HARNESSES REF B737-800 AMM 73-21-06-400-802-F00 STEPS E(1,2). PERFSDR ASAA2021082335776Wire Harness · wornREF LEFT ENGINE HARMESS INSPECTION T/C N8420000 J-10 HARNESS IS WORN THROUGH TO BRAIDING AT 9'OCLOCK VBV ACT POSITION. GROUNDED - YES. REPLACED LEFT ENGINE J-10 HARNESS REF AMM 73-21-06-400-802-F00. ACCOMPLISHED EEC TEST, IDENT/CONFIG TEST, AND DISCRETES TEST,SDR ASAA2021081535708Wire Harness · damagedFROM MIG 2C 60221977 WIRE HARNESS T3-A DP0901 WORN /TORN SHOWING BRAIDED SHIELDING. GROUNDED - YES. REMOVED AND REPLACED J9 HARNESS REF B737-800 AMM 73-21-06-400-802-F00. PERFORMED FADEC TEST STEPS 73-21-00-700-802-F00 3A, B C, E ALL TEST GOOD ACTUATORS TEST SSDR ASAA2021081435706Wire Harness · damagedJ9 3 O'CLOCK STRUT WIRE HARNESS CHAFFED APPROX 12 INCHES FROM CONNECTOR DP8104 LPTACC VALVE CHANNEL A. GROUNDED - YES. J9 HARNESS DAMAGE MARKED WITH BLUE TAPE . REMOVE #2 ENG 3 O'CLOCK STRUT COVER. REPLACED J9 HARNESS ON #2 HARNESS , REINT 3 OCLOCK STRUT COVERSDR ASAA2021080435616Connector · damagedWHILE ACCOMPLISHING RIGHT ENGINE HARNESS INSPECTION, FOUND TEMP REPAIR ON HARNESS CONNECTOR DP1005. GROUNDED - YES. REMOVED & REPLACED J10 HARNESS REF B737-800 AMM 73-21-06-400-802-F00. ACCOMPLISHED FADEC SYSTEM TEST REF AMM 73-21-00-700-802-F00. ALL OPS CK'S SDR ASAA2021060835092Wire Harness · damagedREF TC 78273000 ENGINE 1 SHOWS THE SHORT TERM FAULT. NUMBER 75-20421. HMU VBV CONT CURR OUT OR RANGE. GROUNDED - YES. CONFIRMED FAULT ACTIVE 6 OF 10 FLIGHT LEGS. PERFORMED B737-800 FIM 75-32 TASK 804. FOUND SLIGHT RESISTANCE FLUCTUATION WHEN CABLE MANIPULATED SDR AALA202106069019Wire Harness · defectiveAIRCRAFT WAS GROUNDED: CLIMBING THROUGH 33000 ECAM MESSAGE ENGINE 2 FUEL CONTROL FAULT AVOID RAPID THRUST CHANGES. REPLACED #2 ENGINE J7 HARNESS PER AMM 73-21-50.SDR ASAA2021052634928Wire Harness · chafed#2 ENGINE, MW0311 HARNESS HAS CHAFE DAMAGE. GROUNDED - YES. DAMAGE HAS EXTENDED THROUGH PORTIONS OF METAL BRAID. REMOVED AND REPLACED #2 ENG MW0311 HARNESS. PERFORMED INSTALLATION TESTS REF B737-900 AMM 73-21-06-400-802-F00. ALL TESTS PASS. ETOPS SIGNIFICANT SSDR ASAA2021052634924Wire Harness · chafed#1 ENGINE J10 HARNESS CHAFE DAMAGE. GROUNDED - YES. DAMAGE HAS EXTENDED THROUGH PORTIONS OF METAL BRAID. REMOVED AND REPLACED #1 ENG J10 HARNESS IAW B737-900 AMM 73-21-06. PERFORMED INSTALLATION TESTS FOR #1 ENGINE J10 HARNESS REF AMM 73-21-06-400-802-F00. ALLSDR ASAA2021042234636Connector · brokenDURING FUEL PUMP INSTALL FOUND CONNECTOR DP1207 BROKEN ON HMU #1 ENG. GROUNDED - YES. ON THE #1 ENG, REMOVED AND REPLACED MW0312 HARNESS REF B737-800 AMM 71-51-03/401. ALL OPS TEST PASS. ETOPS GROUND VERIFICATION SUCCESSFUL.SDR ASAA2021041634597Wire Harness · inoperativeWHILE INSPECTING #1 ENGINE CORE WIRING FOR DEFECT 60125716, FOUND UNAUTHORIZED REPAIRS ON J9 AND J10 HARNESSES IN HOT SECTION. GROUNDED - YES. REMOVED AND REPLACED J9 AND J10 HARNESSES REF B737-800 AMM 73-21-06. PERFORMED FADEC SYSTEM TEST REF AMM 73-21-00-700SDR ASAA2021040434527Wire Harness · faultedREF DEFECT# 60109263. LH ENGINE EEC FAULT FOUND: 77-10841 THE TOP RIGHT EGT SIGNAL (T495S1) IS OUT OF RANGE. GROUNDED - YES. T495 S1-----, S2-22.33, S3-26-75, S4-66.18. PERFORMED ALT DEACTIVATION. FAULT ACTIVE ON ALL 10 FLIGHT LEGS. PERFORMED EGT SYSTEM INSPECSDR ASAA2021040434501Connector · loose#2 ENGINE T-12 CONNECTOR ON J8 ENGINE HARNESS HAS A LOOSE BACKSHELL. GROUNDED - YES. REMOVED AND REPLACED J8 HARNESS #2 ENGINE REF B737-800 AMM 73-21-06-000-801-F00/ 73-21-06-400-801-F00 EEC TEST GOOD. ACTUATOR CHECK GOOD REF B737-800 73-21-00-700-804-F00 / 71SDR UIEA2021033000764Connector · damaged#2 ENG FUEL TRANSMIITTER (PRESS) CONNECTOR IS DAMAGED(<P>REPLACED #2 ENG FUEL PRESS TY CONNECTOR D10998 PER SWPM 20-63-00 & W/D 73-33-11</P><P>ENG #2 RUN UP; L PRESS IND. NORMAL PER AMM 73-33-00</P>)SDR QXEA2021031900122Connector · looseON CLIMB OUT 10 MIN AFTER DEPARTURE AT APPROXIMATELY 20,000 FT. NOTICED A MOMENTARY REDUCTION IN THE #2 ENGINE TORQUE TO ABOUT 50%. MONITORED SYSTEM, NO OTHER ANOMALIES NOTED. REMOVED FROM SERVICE. PERFORMED GVI OF #2 FADEC. ON TACTILE INSP OF CANNON PLUG P50+SDR P5CA2021031500069Connector · dirtyDURING TOUCHDOWN, EICAS MESSAGE "R ENG CONTROL" DISPLAYED.(<P>R PIMU SHOWS "CH A/B SENS DISAGREE" R ENG VBV ACT ELEC CONN COND CHED OK, & CLEANED, NO EICAS MSG & STATUS MSG WITH R ENG RUN PER AMM 71-00-00.</P>)SDR P5CA2021031100066Connector · dirtyEICAS AND STATUS MSG: "R ENG CONTROL".(<P>R-PIMU SHOWED VBV OSI SNS DISAGREE. CLEAN UP VBV AND HMU ELEC CONECTOR, PERFORMED ENG RUN CK NORMAL, NO MSG AND NO FAULT IAW AMM 71-00-00</P>)SDR P5CA2021031000065Connector · dirty"R ENG CONTROL" EICAS WHILE TAXIING TO PARKING"(<P>R PIMU SHOWED "VBV POSI SNS DISAGREE". CLEANED UP VBV AND HMU ELEC CONNECTOR. PERFORMED ENG RUN CK NORMAL. NO MSG NO FAULT STORED IAW AMM 71-00-00</P>)SDR P5CA2021030900063Connector · dirtyEICAS AND STATUS MSG: "R ENG CONTROL"(<P>R-PIMU SHOWED "VBV POSI SIG DISAGREE" SO VBV ELEC CONNECTOR CLEANED UP AND CHECKED OK, ALSO R ENG RUN UP THEN MSG DISAPEARED. R-PIMU NO FAULT STORED PER AMM 71-00-00-501</P>)SDR ASAA2021030534249Connector · detachedWHILE ACCOMPLISHING TC 78273000 # 1 ENG. MAINT. FAULT 73-30901 T12 SIGNAL DISAGREE. SHORT TIME FAULT. GROUNDED - YES. ACCOMPLISHED T/S FOR FAULT 73-30901 PER B737-800 FIM 73-26 TASK 805 - INITIAL EVALUATION (EEC TEST) CONFIRMED FAULT AND INPUT MONITORING SHOWESDR ASAA2021022734213Connector · looseENG #2 ESN 894276 FOUND BOTH WIRE BUNDLE CONNECTOR FOR THE EEC ALTERNATOR LOOSE (HEAT SHRINK OVER BACKSHELL). GROUNDED - YES. ON THE #2 ENG S/N 894276, REMOVED AND REPLACED J7 AND J8 HARNESS REF B737-800 AMM 73-21-06-000-801-F00 AND AMM 73-21-06-400-801-F00. ASDR 9JLA2021011829495Wire · chafedTHE FLIGHT CREW REPORTED THAT DURING FLIGHT THE LEFT LOW FUEL PRESSURE ANNUNCIATOR FLICKERED NUMEROUS TIMES IN FLIGHT. EVENTUALLY CAUSING THE LEFT FUEL BOOST ANNUNCIATOR TO ILLUMINATE. THE MAINTENANCE VENDOR TROUBLESHOT AND DISCOVERED THE WIRE TPD010-BPD011 SDR ASAA2021010733831Wire Harness · damagedWHILE WORKING ON T/C N8420000, FOUND HARNESS MW0311 DAMAGED. GROUNDED-YES. REMOVED & REPLACED HARNESS MW0311, REF B737-800 AMM 73-21-06/401. PERFORMED FADEC SYSTEM TEST PASSED NO FAULT, AMM 73-21-00-010-804-F00. ACCOMPLISHED TESTS, IAW AMM 73-21-06-400-802SDR ASAA2021010333818Wire Harness · damagedWHILE PERFORMING TC N8420001, NOTICED J9 AND J10 HARNESSES DAMAGED AND REQUIRING REPLACEMENT. GROUNDED-YES. REMOVED AND REPLACED J9 AND J10 ON NR 2 ENGINE, REF B737-900 AMM 73-21-06 6. FADEC SYSTEM TEST PASSES.SDR ASAA2020121633728Connector · looseREF T/C 78273000, CDU CHECK FOR ENGINE FAULTS, ENGINE 2 SHORT TIME FAULT 75-30802 T25 SIGNALS DISAGREE. GROUNDED-YES. FOUND CONNECTOR DP0910 NEEDED TIGHTENING. PERFORMED REPAIR CONFIRMATION IAW B737-900 FIM 75-33 TASK 805. EEC TEST GOOD.SDR QXEA2020112500328Wire Harness · malfunctionedJUST STARTED ADDING POWER FOR TAKEOFF-LOW POWER LOW AIRSPEED AND RECEIVED A POWERPLANT MESSAGE. ABORTED TAKEOFF, RETURNED TO GATE. REMOVED FROM SERVICE. INTERROGATED CDS AND FOUND CURRENT FAULTS 719A AND 719B FAULT CODES (3540). CLEARED FAULT ON NR 1 ENGISDR ASAA2020112033580Wire Harness · wornON THE NR 2 ENGINE, J10 HARNESS ABOVE RT THRUST LINK ATTACH BRACKET WORN THROUGH OUTER AND METAL BRAID. GROUNDED-YES. REPLACED NR 2 ENGINE HARNESS ASSEMBLY, REF B737-900 AMM 73-21-06-802-F00 PARAGRAPH 5E. POWER RE-APPLIED, ACCOMPLISHED ALL J10 HARNESS INSTASDR ASAA2020101533375Wire Harness · damagedMW0311 HARNESS FOUND CHAFED BY J10 HARNESS. GROUNDED-YES. REMOVED AND REPLACED MW311, REF B737-900 AMM 73-21-06-000-802-F00 AND AMM 73-21-06-400-802-F00. OPERATIONS TEST REQUIRED. AAVM VIBE OPERATIONS TEST PASSED, REF AMM 77-31-00. FADEC SYSTEM TEST PASSEDSDR ASAA2020101533360Connector · damagedFOUND CH B CONNECTOR DAMAGED DURING HPTACC REMOVAL. J10 HARNESS REQ REPLACEMENT. GROUNDED-YES. REF L/P 60158705 FOR ALTERNATE DEACTIVATION PROCEDURES, REMOVED AND REPLACED J10 HARNESS, REF B737-900 AMM 73-21-06-00-802-F00 AND B737-900 AMM 73-21-06-400-802-FSDR UIEA2020101502260Cable · damagedLT ENGINE W11 AND W12 CABLE ASSEMBLYS HAVE HEAT DAMAGE IN THE AREA NEAR BOTH COUPLING SEAT OF 8TH STAGE MANIFOLD. REMOVED AND REPLACED W11 CABLE, IAW B767 AMM 73-21-18-804-099-H00, 73-21-18-004-088-H00, 73-21-18-404-92-H00, NO FAULTS NOTED. REMOVED AND REPLASDR SWAA2020090914681Wire Harness · out of toleranceDURING CLIMBOUT THE NR 2 ENGINE EGT GAUGE TURNED AMBER AND INDICATED A TEMPERATURE OF APPROXIMATLY 915-920 FOR APPROXIMATLY 2 SECONDS. AFTER PERFORMING QRH PROCEDURE WE OPERATED AT REDUCED THRUST AND ALL INDICATORS WERE NORMAL. AIRCRAFT WAS AT REDUCED CLIMB SDR ASAA2020072732974Wire Harness · faultyWHILE PERFORMING T/C 78273000, FOUND ENG #2 FAULT MSG # 75-30452 "THE VBV POSITION SIGNALS DISAGREE. SHORT TIME FAULT DEFERRAL REQUIRED. GROUNDED - YES. RELEASED ON PLT PER T/C PLT 78273000 50 FLT HRS SHORT TIME FAULT. REF B737-900 FIM 75-32 TASK 803 PERFORMEDSDR DXTA2020072703895Connector · dirtyAPPROXIMATELY 90 MINUTES INTO THE FLIGHT WE STARTED OUR DECENT FOR LANDING. FIRST WE GOT A ENG CNTRL FAULT R MESSAGE THEN WE WOULD GET A GEA FAIL 3 MESSAGE (THAT WOULD CYCLE ON AND OFF FOR THE DURATION OF THE PROBLEM). WITH THE GEA FAIL 3 MESSAGE WE WOULD AL
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