JASC 7697

Service difficulty reports · 66

Reports filed under 7697 · Engine Control 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 = '7697'
  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 VE7A2026101200226Switch · failedDURING CRUISE FLIGHT, AIRCRAFT EXPERIENCED A FADEC FAILURE RESULTING IN LANDING OFFSITE AND PERFORMANCE OF A RUN ON LANDING.Oct 5, 2026 · N450PH · Bell 407SDR AALA202210038317Wire Harness · unserviceableAIRCRAFT WAS GROUNDED: DURING CLIMB OUT ABOVE FL200 SUSTAINED ENGINE 2 VIBRATIONS GREATER THAN 4.0 MAX; APPROXIMATELY 4.3 ON DESCENT; WITH POWER AT IDLE NOTICEABLE AIRFRAME VIBRATIONS. ENGINE INDICATION NORMAL. FLIGHT RETURNED TO MIA, LANDING SAFELY. REPLACED Sep 30, 2022 · N336SR · Boeing 737823SDR DALA2021080204350Wire Harness · faultedSHIP 3254 -ATB- PERFORMED AN AIR TURN BACK TO ATL DUE TO RIGHT ENGINE THRUST LEVER DISAGREE MESSAGE. THE RIGHT ENGINE HAS BEEN PULLED BACK TO IDLE. CORRECTIVE ACTION: FOUND HIGH RESISTANCE IN J3 HARNESS WIRES. REPLACED J3 HARNESS ON THE RIGHT ENGINE. RAN ENGINAug 1, 2021 · N354NW · Airbus A320212SDR HALA2021060100084Connector · looseSHIP 378 - ATB - ENG 1 THRUST LEVER DISAGREE DURING CLIMB AND INTERMITTENT. CORRECTIVE ACTION: TEST OF FADEC AND FOUND MESSAGE "THROTTLE CONTROL UNIT (9SK1)". FOUND PLUG 9KS1C LOOSE. INSPECTED PLUG. RE-SECURED 9KS1C AND 9KS1D. FADEC TEST OK. TAKE OFF POWER TESMay 27, 2021 · N378HA · Airbus A330243SDR UIEA2019061804521Connector · brokenCONNECTOR D7990P REQUIRES REPLACEMENT DUE TO PIN #5 LOCK MECHANISM BROKEN. REPLACED CONNECTOR D7990P IAW B767 SWPM 70-61-00. OPS CHECKED GOOD</P>)Jun 11, 2019 · N1373A · Boeing 76731KSDR CA190415005Wire Harness · shorted(CAN) LEFT ENGINE WAS SHUTDOWN DURING APPROACH. THE ENGINE HARNESS WAS FOUND SHORTED IN THE AREA BELOW THE INTERCOOLER. WE REPLACED THE ENGINE HARNESS, AUX ALTERNATOR HARNESS, VOLTAGE REGULATOR, FUEL INJECTORS, AND ECU WITH NEW. ENGINE AND SYSTEMS GROUND TESTEApr 11, 2019SDR 2019FA0000097Wire Harness · brokenAIRCRAFT STAYED AT FLIGHT IDLE EVEN AFTER THROTTLE TWIST GRIP WAS ROLLED TO THE IDLE POSITION. FOUND BROKEN WIRES FROM CONNECTIONS AT THE 53KA, 53KB AND 65K MICRO SWITCHES LOCATED UNDER CO-PILOT FLOOR.Mar 23, 2019 · N3972A · Snias AS350B3SDR ASAA2019011027770Wire Harness · defectiveWHILE ACCOMPLISHING T/C 78273000 FAULT CODE APPEARED ON NR 1 ENGINE #76-31361, THE START LEVER SIGNALS DISAGREE, LONG TIME. MUST BE CORRECTED IN 450 FLT HRS. GROUNDED - YES. HIGH RESISTANCE D10920 Y2 TO GROUND WITH START LEVER AT IDLE REF FIM 76-11 TASK 801 & Jan 10, 2019 · N448AS · Boeing 737990ERSDR UIEA2018062701277Wire · shortedLEFT ENGINE VALVE ILLUMINATED. T/S PER FIM 76-11 FT805. FOUND SHORT ON WIRE FROM PLUG D4230J TO D4204P PIN 12. REPLACED WIRE PER WDM 76-11-11, SWPM 20-60-13. RUN ENGINE PER AMM 71-00-00, ALL OPS CHECK GOOD.Jun 26, 2018 · N1511A · Boeing 767383SDR HALA2018052900260Connector · looseOPEN - ETOPS SIGNIFICANT SYSTEM - DURING DESCENT W/ BOTH THROTTLES AT IDLE STOPS R ENGINE POWER WAS SIGNIFICANTLY HIGHER THAN LT ENGINE POWER. AT FL 250 L ENG N1= 31.8; R ENG N1= 46.7. L ENG N2= 65.2%, RT ENG N2= 79.8% (CONT) (CONTINUED) AT FL 250, IDLE DESCENMay 25, 2018 · N594HA · Boeing 767332SDR CALA2017091103130Circuit Breaker · openREVERSE THRUST LEVER HAS LOST MOTION, NO THRUST REVERSER OPERATION FOR NR 2 ENGINE, FOUND CIRCUIT BREAKERS OUT AT GATE. NR 2 ENGINE SYNC LOCK, INTLK , CONT, AND IND. RESET. NR 2 THRUST REVERSER OPS CHECKED OK, NO FAULTS NOTED.Sep 11, 2017 · N36280 · Boeing 737824SDR DALA2017020901125Connector · damagedLEAVING CRUISE AT FL350, RIGHT THROTTLE WAS PHYSICALLY STUCK, UNABLE TO MOVE WITH OR WITHOUT AUTOTHROTTLES ON. AFTER APPROXIMATELY 6 MINUTES DURING DESCENT, IT FREED UP AND WAS NORMAL FOR REMAINDER OF FLIGHT. R & R THE CONNECTOR IAW SWPM CH.20. COMPLIED WFeb 7, 2017 · N904DE · Doug MD88SDR CALA2016071195559Pin · damagedENGINE THRUST LEVER DISAGREE ECAM DISPLAYED. REPLACED PINS ON J1 CONNECTOR. PIGGY BACK WIRES J7 AT EEC TO FIREWALL CONNECTOR 407VC1.Jul 8, 2016 · N431UA · Airbus A320232SDR HNAA2016012200016Wire · brokenAUTOFEATHER WILL NOT ARM. FOUND BROKEN WIRE AT NR 1 ENGINE POWER LEVER MICROSWITCH TERMINAL. RESOLDERED WIRE TERMINAL, PERFORMED OPS CHECKED. OPS CHECK GOOD. COMPLIED WITH ENGINE RUNS IAW SR MANUAL. OPS CHECKED GOOD.Jan 22, 2016 · N938HA · Dhav DHC8102SDR CA151229016Cable · broken(CAN) AIRCRAFT ENTERED RUNWAY FOR A NORMAL TAKEOFF, UPON APPLICATION OF TAKEOFF POWER THE CREW NOTED THAT THE LT THRUST REVERSER PIGGY BACK DROPPED DOWN SLIGHTLY, HEARD A SNAP AND INITIATED A REJECTED TAKEOFF. AS THE CREW ATTEMPTED TO RETURN THE POWER LEVERS Dec 26, 2015 · Lear 35ASDR DJFA20151120002Wire Harness · damagedCREW REPORTED ENG POWER ROLL BACK INTERMITTENTLY. ACFT LANDED SAFELY. REPLACED THE ENG CONTROL B WIRE HARNESS.Nov 20, 2015 · N708FL · Cessna 750SDR CA151021010Wire · broken(CAN) SHORTLY AFTER TAKEOFF, FLIGHT CREW OBSERVED TORQUE FLUCTUATIONS ASSOCIATED WITH STRONG YAW INPUTS. THE ENGINE WAS SHUTDOWN AND AN EMERGENCY DECLARED. ACFT RETURNED AND LANDED WITHOUT FURTHER ISSUE. TROUBLESHOOTING REVEALED THE BETA LOCKOUT WAS ENGAGED Oct 20, 2015 · Dhav DHC8102SDR CA150310007Diode · mismanufactured(CAN) WHILE CARRYING OUT POST INSTALLATION WIRING CHECKS, FOUND SUPPLIED DIODE SPLICES SHORTED. FURTHER INVESTIGATION FOUND DIODES MANUFACTURED WITH SHORTING PINS INSTALLED.Mar 5, 2015 · Dhav DHC8102SDR DALA2015012300553Wire · burnedDURING TAXI, RT ENGINE WOULD NOT SHUTDOWN. CIRCUIT BREAKER FOR RT ENGINE FUEL SWITCH TRIPPED. MAINTENANCE FOUND WIRES SHORTED RT SIDE OF ATC TRANSPONDER NR 1 AND FOUND BURNED WIRES ON TOP OF ATC NR 1. INSPECTED WIRES IAW SWPM 20-10-01, WIRES THAT ARE OUT OF Jan 22, 2015 · N968AT · Boeing 717200SDR CA140728020Wire · damaged(CAN) DURING AN A,B,C STRUCTURAL INSPECTION CHECK MAINTENANCE NOTICED A SINGLE WIRE FROM AN ADJACENT WIRE BUNDLE WAS WRAPPED AROUND THE REVERSE LINKAGE FOR THE PROPELLER CONTROL. THE WIRE WAS FURTHER INSPECTED AND FOUND CHAFED. THE WIRE WAS REPAIRED AND RE-SECJul 25, 2014 · Beech 1900DSDR CALA2014050290945Connector · dirtyRIGHT ENG WOULD NOT SHUT DOWN ON ARRIVAL. MX MG 73-60212 NOT ACTIVE. ACCOMPLISHED FIM TASK 73-22-802 IAW WD 76-21-71. WHILE ACCOMPLISHING WIRING CHECKS FOUND OPEN LINE DUE HIGH RESISTANCE BETWEEN PLUGS D71024P & DM76001C PINS 3 & 4 TO 1 & 14. DISCONNECTED May 1, 2014 · N222UA · Boeing 777222SDR CA131118029Wire Harness · cracked(CAN) WATER ENTERED THE NR 1 ENGINE HARNESS THROUGH A CRACK IN THE SHIELDING AT THE TORQUEMETER CONNECTOR PLUG. THE WATER MADE ITS WAY DOWN THE HARNESS TO THE CONNECTOR AT THE DECU, DIGITAL ENGINE CONTROL UNIT. THE WATER CAUSED A DECU TO MALFUNCTION AND PUT Oct 28, 2013 · Aerosp AS355NSDR ASAA2013070595481Wire · damagedWHILE ACCOMPLISHING TASK CARD 78273000, ENGINE 1 LOGGED LONG TERM FAULT 76-31361. THE START LEVER SIGNAL DISAGREE. ACFT GROUNDED. FOUND GROUND WIRE FROM PIN 15, D11288 TO GD800-DC NOT SEATED IN GROUND BLOCK, RECONNECTED AND TESTS GOOD REF WDM 76-21-11, AND Jul 5, 2013 · N570AS · Boeing 737890SDR CHQA20130222061Connector · corrodedCREW REPORTED THAT ON TAKEOFF THEY SELECTED THE CLIMB THRUST RATING AND THE MODE AUTOMATICALLY REVERTED TO T/O THRUST MODE. THE CREW RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED CORROSION FROM THE PINS ON RESISTOR MODULES A7055 AND A705Feb 22, 2013 · N266SK · Emb EMB145LRSDR 2012FA0000627Wire · chafedTHROTTLE QUADRANT EMITTING SPARKS WITH LT POWER LEVER AT TAKEOFF. FOUND T/R DEPLOY/STOW MICROSWITCH WIRES CHAFED THROUGH. POOR POSITIONING OF PLASTIC PASSTHRU CONDUIT CAUSED WIRES TO RUB HARD ON QUADRANT MECHANISM NEAR THE TAKEOFF POSITION. POSSIBLE T/R DEPAug 16, 2012 · N380AK · Cessna 550SDR CA110808003Wire Harness · damagedTHE ACFT WAS SCHEDULED FOR A FLIGHT. APU START WAS NORMAL. HOWEVER, THE AREA WAS CLOSED SHORTLY BEFORE ENGINE START BECAUSE A THUNDERSTORM WAS ABOUT TO CROSS THE AREA. THE APU WAS SHUTDOWN. THE THUNDERSTORM CROSSED THE AREA WITH MEDIUM RAIN FOR ABOUT 30 MINUJul 13, 2011 · Bombdr BD1001A10SDR UALA2011030401062Wire · faultyON DESCENT AS THROTTLES RETARDED TO IDLE, WITH AUTO PILOT & AT OFF. SUPPLEMENTAL DATA UPDATE F/O FELT VIBRATION IN YOKE & RUDDER PEDALS SIMILAR TO STICK SHAKER. WHEN POWER ADVANCE VIB'S SUBSIDED, SAMC TEXT: PREVIOUS HISTORY INDICATES LEFT HPSOV CAUSING CONTROMar 3, 2011 · N669UA · Boeing 767322SDR CHQA201100041Connector · corrodedCREW REPORTED THAT AFTER TAKEOFF THE THRUST MODE WOULD NOT CHANGE FROM TAKEOFF MODE. THE CREW RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND CORROSION ON CONNECTOR P0885. THE CORROSION WAS CLEANED AND THE CONNECTOR WAS RE-CONNECTED. OPERAFeb 23, 2011 · N266SK · Emb EMB145LRSDR 2010F00243Connector · dirtyAMBER GOV CAUTION MESSAGE APPEARED FOR APPROX 2-3 SECONDS IN FLIGHT 2 MILES OUT FROM LANDING IN COVENANT MEDICAL CENTER. ON SHUTDOWN ACFT DISPLAYED A (FAILURE DETECTED) MESSAGE. MX WAS NOTIFIED AND A MECHANIC WAS SENT TO THE ACFT. THE ACFT WAS PARKED TO THE FNov 11, 2010 · N150AE · Snias AS350B3SDR CA101019013Wire Harness · chafedDURING TROUBLESHOOTING FOR MULTIPLE AUTOTHROTTLE DISCONNECT SNAGS FOUND WIRES W0770-2008B-20, W0770-2008R-20, W0770-2006B-20 AND W0770-2006R-20 CHAFED ON NR 2 ENG FAN CASE AT THE 12 O`CLOCK POSITION. WIRES TEMPORARILY REPAIRED UNDER PRODUCTION PERMIT B777-73-Oct 16, 2010 · Boeing 777333ERSDR HNAA2008121900353Switch · dirtyWHEN ADVANCING POWER LEVER FOR TAKEOFF AT APPROXIMATELY 30 PERCENT TORQUE NUMBER 2 PROPELLER FEATHERED. INSPECT ENGINE CONTROL PANEL NO FLAG NOTED. CLEANED POWER LEVER SWITCHES 6126-S6 THRU S 13. COMPLY WITH WORK CARD 61-20-03Q AND 61-20-04Q.Dec 19, 2008 · N980HA · Dhav DHC8102SDR CA070827008Wire · damaged(CAN) AFTER AIRCRAFT LANDED AND WAS TAXING THE SPEED LEVERS WERE PULLED BACK INTO LOW IDLE THE RT ENGINE OIL LIGHT CAME ON AT WHICH POINT THE CREW REALIZED THE RT ENGINE HAD SHUT ITSELF DOWN. CREW CONTACTED MAINTENANCE. MAINTENANCE INVESTIGATED AND REPAIRED WIAug 23, 2007 · Frchld SA227DCSDR NSVA20070107Wire · brokenFLIGHT IDLE STOP OPEN ANNUNCIATOR ILLUMINATED UPON GEAR UP AT TAKEOFF. INSPECTED AND CLEAN SQUAT SW'S AND CONNECTOR FOR OBVIOUS DEFECTS. FOUND BROKEN WIRE AT CONNECTOR 66-A REQUIRED WORK IAW AC 43:13-IB PAGE 11-65, SECT 13 OPS CK GOOD 36-10-20. Apr 19, 2007 · N210CJ · Saab 340BSDR RAIA00704037Wire Harness · faultyPRE FLT 8010 - STL - ENGINE 2 NO DISPATCH. MAINTENANCE REMOVED AND REPLACED NR 2 ENGINE INTERNAL YELLOW B-HARNESS, NO FAULTS AT THIS TIME.Apr 13, 2007 · N841HK · Emb EMB145LRSDR NSVA20070029Wire · brokenFLIGHT IDLE STOP OPEN LIGHT ILLUMINATED AFTER TAKEOFF, OVERRIDE KNOB IS IN. T/S IAW 76-10-60 AND FOUND A BROKEN WIRE ON 6GA-J1 PIN N. REPAIRED WIRE IAW MM 20-20-00, OPS CHECKED GOOD IAW AMM 76-10-60.Feb 5, 2007 · N339CJ · Saab 340BSDR 4511401112007Monopole · malfunctionedON TAKEOFF, THE RT ENGINE BEGAN SURGING. CREW ELECTED TO RETURN TO DEPARTURE AIRPORT FOR MAINTENANCE. MAINTENANCE RE-SHIMMED THE N-2 MONOPOLE SENSOR AND PERFORMED SATISFACTORY GROUND ENGINE RUNS.Jan 11, 2007 · N417FX · Lear 45LEARSDR MASA200602561Switch · dirtyASH 7014 GJT. ABORTED TAKEOFF DUE TO A CONFIG CAUTION. MX CLEANED THROTTLE SWITCHES.Nov 11, 2006 · N454YV · Dhav DHC8202SDR NSVA200600181Connector · dirtyFLT IDLE STOP OPEN LIGHT ON AFTER TAKEOFF. CLEANED CONNECTOR ON LT MLG WHEEL WELL, OPS CK GOOD IAW SAAM 76-10-60-05.Oct 20, 2006 · N339CJ · Saab 340BSDR CA060425001Relay · stuckAFTER PRIMING THE ENGINE, IT WAS NOTED THAT THE AUX FUEL PUMP WOULD NOT SHUT OFF. THE TROUBLE WAS TRACED TO THE CONTROL RELAY. THE INTERNAL POINTS IN THE RELAY HAD STUCK TOGETHER AND WERE KEEPING THE CIRCUIT CLOSED. THE RELAY WAS REPLACED, AND NO FURTHER DEApr 23, 2006 · Robsin R44RAVENIISDR C2XA06CL003Connector · looseCLE FLIGHT NR 2542, THE CREW REPORTED THEY WERE UNABLE TO CHANGE THRUST SETTING AFTER TAKEOFF. THE AIRCRAFT RETURNED TO CLE AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND TIGHTENED CANNON PLUG J2228 AT THE THRUST RATING PANEL. OPERATIONAL CHECKS WERJan 4, 2006 · N16976 · Emb EMB145LRSDR QXEA200600003Connector · dirtySEA FLIGHT NR 2004, NR 1 ENGINE TORQUE WENT TO 108 PERCENT FOR LESS THAN A SECOND THEN RETURNED TO NORMAL TORQUE WITH POWER LEVER BEING SLIGHTLY ADVANCED FROM DISC SETTING WHILE BEGINNING TO TAXI NO OTHER ABNORMAL INDICATIONS. MAINTENANCE PERFORMED A DATA DOWJan 2, 2006 · N360PH · Dhav DHC8202SDR 08182005CCable · damagedRT POWER LEVER DOES NOT CONTROL TORQUE INFLIGHT OR ON THE GROUND. REMOVED AND REPLACED RT POWER CABLE.Aug 18, 2005 · N314CE · Saab 340BSDR GAJ2005F00000Ground Wire · shortedA .2500 INCH X .5000 INCH PIECE OF FOD (A SHIM GLUED ONTO THE RT THROTTLE LEVER TO (MAKE) THE SWITCH ,( NOT INSTALLED BY CURRENT OPER)FELL ONTO A HOT TERMINAL OF THE RT THROTTLE SWITCH AND GROUND CAUSING AN ELECTRICAL ARC WHICH RESULTED IN A PRECAUTIONARY LANDFeb 7, 2005 · N3528Y · Piper PA31350SDR P5CA0401267Connector · dirtyFUEL CONDITION ACTUATOR NR 1 ENGINE CIRCUIT BREAKER POPPED ON ENGINE START. REMOVED, CLEANED & REINSTALLED CONNECTOR AT J14-P, PERFORMED SYSTEM CHECK, GOOD PER AMM 76-11-00.Oct 31, 2004 · N920FT · Boeing 747249FSDR CA040601014Connector · shorted(CAN) UNCOMMANDED IN-FLIGHT SHUTDOWN OF NR 4 ENG. DURING FINAL APPROACH. CONNECTOR IDENT (P52) ON BACK-UP OVERSPEED CONTROLLER FOUND TO BE SHORTED INTERNALLY. VOLTAGE LEAKING ACROSS VARIOUS PINS ON PLUG ALSO OUT TO OVERSPEED FUEL BYPASS/SHUT-OFF VALVE. THISMay 30, 2004 · Bac 146200ASDR AWXA200400578Wire · chafedON CLIMBOUT, RECEIVED ECAM INDICATION NR 2 ENG NACELLE TEMP VARIES BETWEEN 315 & 380 DEGREES, INDICATION INTERMITTENT, DIVERTED TO PHX FOR REPAIR. MX TROUBLESHOT WIRING FROM PIN A/10B OF ENGINE INTERFACE UNIT (EIU) TO PIN 1 OF NACELLE TEMP SENSOR, NO FAULTS WMay 27, 2004 · N645AW · Airbus A320231SDR CA040527010Wire · brokenON TAKEOFF THE CREW ABORTED DUE TO AN AMBER 'NOSE STEER FAIL' LIGHT WAS 'ON'. SYSTEM WAS TROUBLESHOT AND A BROKEN WIRE WAS FOUND ON THE LT POWER LEVER ENABLE NOSE WHEEL STEERING SWITCH. THE WIRE WAS REPAIRED AND THE SYSTEM TESTED SERVICIBLE. AIRCRAFT RETURNMay 26, 2004 · Swrngn SA227ACSDR MALA040349Lead · shortedIN CLIMB AT APPROX 7000 FT HEARD LOUD POPPING NOISE THEN APPROX 1 MIN LATER ANOTHER POPPING NOISE FOLLOWED BY POWER LOSS ON NR 3 ENGINE AS INDICATED BY N1 AND N2 AS WELL AS AIRCRAFT YAW. COMPLETED SHUTDOWN OF NR 3 ENGINE. FLIGHT ATTENDANT REPORTED, PASSENGERApr 24, 2004 · N530XJ · Bac AVRO146RJ85ASDR DL767040507Wire · corrodedDURING HMV IN GSO FOUND NR 2 PYLON AND ENGINE WIRING CORRODED AT CANNON PLUGS. REPLACED WIRES AND PLUGS.Mar 4, 2004 · N103DA · Boeing 767232SDR DL767040506Wire · corrodedDURING HMV IN GSO FOUND NR 1 PYLON AND ENGINE WIRING CORRODED AT CANNON PLUGS. REPLACED WIRING AND PLUGS.Mar 4, 2004 · N103DA · Boeing 767232
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