JASC 8012

Service difficulty reports · 839

Reports filed under 8012 · Engine Start Valves/Controls, 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 = '8012'
  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 ABXA20261005446Start Valve · faultedDURING TAXI, RIGHT ENG START VALVE. CREW RETURNED TO THE GATE (BTB). MTC DEFERRED R ENG START VALVE IAW B767 MEL 80-00-2-1. MX PROCEDURES C/W. PLACARDS INSTALLED. MBCB 10/15/2026. A/C REMAINS NO ETOPS. A/C RETURNED TO SERVICE.Oct 5, 2026 · N763CK · Boeing 7673P6SDR ABXA20260909400Start Valve · faultedDURING TAXI, WHILE STARTING LH ENGINE, START VALVE LIGHT ILLUMINATED, NO ROTATION. A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED A/C. MTX DEFERRED IAW B767 MEL 80-00-2-1. MX PROCEDURES C/W MBCB 09/19/26. PLACARDS INSTALLED. A/C RELEASED ETOPS 180 AND RETURNSep 9, 2026 · N1499A · Boeing 767328SDR VNAA2026090924601Start Valve · openR START VLV OPEN IN FLIGHT C/A REMOVED AND REPLACED STARTER AND STARTER CONTROL VALVE IAW AMM 80-11-01-000/400-801-AO1-PSASep 8, 2026 · N562NN · Cndair CL6002D24SDR AALA202608303210Start Valve · stuckAIRCRAFT WAS GROUNDED: START VALVE OPEN LIGHT IN FLIGHT. DECESION MADE TO RETURN TO PHX, EMERGENCY DECLARED AND AIRCRAT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED ENG 1 START VALVE IAW AMM 80-11-03. .Aug 29, 2026 · N929NN · Boeing 737823SDR CALA2026082018763Start Valve · faultyENGINE START START VALVE OPEN MESSAGE FLASHES FOR UP TO 10 SECONDS & THEN STAYS ON DURING ENGINE OPS. T/S E1 START VALVE OPEN ANNUNCIATOR LIGHT IN FLIGHT TO FAULTY START VALVE INDICATION. R & R NR 1 START VALVE IAW AMM 80-11-03. OPS CHKD OK, INDICATION OK.Aug 17, 2026 · N24715 · Boeing 737724SDR 2026F00190Start Valve · faultedENGINE #1 START VALVE DO NOT OPEN, WAS CARRY OUT PROCEDURE STARTER AIR VALVE WAS REPLACED IAW AMM 80-11-02-000-801-G00.Aug 15, 2026 · Boeing 7378SDR ABXA20260814361Start Valve · malfunctionedDURING TAXI OUT ATTEMPTED TO START NR 1 ENGINE, N2 ADVANCED TO 26% BUT VALVE LIGHT ON L STAYED ILLUMINATED ATTEMPTED 2ND TIME, SAME ISSUE, ACFT RETURNED TO GATE AND MTX GROUNDED ACFT . MTX DEFERRED NR 1 START VALVE IAW MEL 80-00-2-1 FOR DEPARTURE AND RETURNED Aug 14, 2026 · N1327A · Boeing 76737DSDR ABXA20260801343Start Valve · malfunctionedDURIING TAXI OUT, STARTING RH ENGINE RH ENGINE STARTER EICAS MESSAGE , NO N2 INCREASE ON START AC RETURNED TO GATE (BTB) AND MTX GROUNDED A/C AND DEFERRED RH ENGINE START VALVE IAW ABX MEL-80-00-2-1. AND RETURNED A/C TO SERVICE.AND MANUALLY STARTED ENGINE. FIAug 1, 2026 · N312AA · Boeing 767223SDR ABXA20260724335Start Valve · malfunctionedDURING TAXI OUT DURING ATTEMPTED ENGINE START,OVERHEAD VALVE LIGHT WOULD NOT EXTINGUISH ,INTERMITTENT "L ENG STARTER" EICAS MSG ACCOMPLISHED QRH 7.39. AND RETURNED TO GATE (BTB) AND MTX GROUNDED A/C, MTX REMOVED AND REPLACED LEFT ENGINE START VALVE IAW B767 AJul 24, 2026 · N1499A · Boeing 767328SDR ABXA20260720328Start Valve · faultedON TAXI OUT, DURING LEFT ENGINE CROSS BLEED, START VALVE LIGHT REMAINED ILLUMINATED AND DUCT PRESSURE DROPPED TO ZERO. A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED A/C. MTX DEFERRED LEFT ENGINE START VALVE PER MEL 80-00-2-1 PLACARDS INSTALLED, MX PROCEDUREJul 20, 2026 · N1499A · Boeing 767328SDR ABXA20260703301Start Valve · malfunctionedDURING TAXI WHILE STARTING RH ENGINE START VALVE WILL NOT OPEN, A/C RETURNED TO GATE AND MTX GROUNDED A/C AND DEFERRED RH ENGINE START VALVE IAW MEL ABX 80-11-2-1. AND RETURNED A/C TO SERVICE. NEXT BASE REPLACED RH ENG. START VAL. IAW B767 AMM 80-11-02. OPSCHJul 3, 2026 · N290CM · Boeing 767381SDR ABXA20260617266Start Valve · faultedDURING ENGINE START, LT ENGINE START VALVE INOPERATIVE. ACFT RETURNED TO THE GATE (BTB). DEFERRED LT START VALVE IAW MEL 80-00-2-1. MX ACTIONS ACCOMPLISHED PLACARDS INSTALLED A/C REMAINS ETOPS 180. REMOVED AND REPLACED L ENG STARTER VALVE IAW B767 AMM 80-11-02Jun 17, 2026 · N371CM · Boeing 767338SDR ABXA202604264173Start Valve · faultedDURING TAXI OUT WHILE STARTING NR 1 ENGINE NO ROTATION ON NR 1, START VALVE STAYED OPEN , A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED A/C AND DEFERRED NR 1 START VALVE IAW MEL ABX-80-00-2-1 .A/C REMAINS ETOPS 180 . AND RETURNED ACFT TO SERVICE .Apr 24, 2026 · N1327A · Boeing 76737DSDR I5PA2026031588802Start Valve · inoperativeRIGHT ENGINE START VALVE FAILED TO OPEN. REPLACED RIGHT ENGINE START VALVE PER AMM.Mar 15, 2026 · N888LT · Boeing 757230SDR ABXA2026020231043Start Valve · failedON TAXI OUT WHILE STARTING LEFT HAND ENGINE START VALVE DID NOT OPEN ,LEFT STARTER EICAS MESSAGE APEARED. AC RETURNED TO THE GATE AND MTX GROUNDED AC AND DEFERRED LH START VALVE FOR DEPATURE IAW MEL ABX-80-00-2-1.AND RETURNED AC TO SERVICE.Jan 31, 2026 · N1013A · Boeing 76736NSDR ABXA20260130039Start Valve · defectiveDURING TAXI OUT, UPON START ATTEMPT FOR LH ENG, ENG START VALVE WOULD NOT OPEN. AIRCRAFT RETURNED TO BLOCKS (BTB). DEFERRED LT ENG START VALVE PER MEL 80-00-2-1. PLACARDS INSTALLED. MBCB 02/09/26. REPLACED LT ENGINE START VALVE PER B767 AMM 80-11-02. SYSTEMJan 30, 2026 · N650GT · Boeing 767231SDR ABXA20260129035Start Valve · faultedON TAXI OUT, LEFT ENGINE EICAS LEFT ENGINE START AND OVERHEAD VALVE LIGHT ILLUMINATED DURING START. ACFT RETURNED TO BLOCKS (BTB). CYCLED START VALVE AND ACCOMPLISHED NR 1 ENGINE START IAW AMM 71-00-00, NO FAULTS NOTED DURING ENGINE START A/C REMAINS NO ETOJan 29, 2026 · N1013A · Boeing 76736NSDR IPXA2026012682273Start Valve · faultedAIR TURN BACK, NR 3 STARTER CUTOUT EICAS MESSAGE IN CLIMB, CONTINUED THROUGH FLIGHT. QRH PROCEDURE FOLLOWED. R & R NR 3 ENG START VALVE IAW AMM 80-11-02/401 & OPS CHECKED NORMAL.Jan 26, 2026 · N572UP · Boeing 74744AFSDR ABXA20251214340Start Valve · faultedON TAXI OUT, LEFT ENGINE START VALVE DISCREET LIGHT ON. AIRCRAFT RETURNED TO BLOCKS (BTB). MAINTENANCE ACTUATED START VALVE IAW B767 AMM 80-11-02 DUE TO FAILED START. NO FURTHER DEFECTS NOTED A/C REMAINS NO ETOPS. AIRCRAFT RETURNED TO SERVICE.Dec 14, 2025 · N1093A · Boeing 76736NSDR SWAA2025120842628Start Valve · failedNUMBER 2 ENGINE FAILED TO START. ( REPEAT WRITE UP) R & R THE NR 2 ENGINE STARTER AIR VALVE IAW AMM 80-11-02, RAN NR 2 ENGINE & OPS CHECKED OKAY. EV E052364.Dec 4, 2025 · N8742M · Boeing 7378SDR UIEA2025112201321Start Valve · warning messageSTARTER CUTOUT MSG. R & R ENG NR 1 ENG START VALVE IAW AMM 80-11-01. OPS CHECKED GOOD, NO FAULTS NOTED. ENG 1 START VALVE STATUS MSG CLEARED.Nov 22, 2025 · N477MC · Boeing 74747UFSDR ABXA20251111296Start Valve · defectiveDURING TAXI, RH ENG START VALVE WOULD NOT GO TO COMMANDED POSITION. AIRCRAFT RETURNED TO BLOCKS (BTB). DEFERRED IAW ABX-80-00-2-1. REMOVED AND REPLACED RH ENGINE START VALVE IAW AMM 80-11-02. OPS CHECK GOOD. THIS CLEARS DI. A/C REMAINS NO ETOPS. A/C RETNov 11, 2025 · N290CM · Boeing 767381SDR ABXA20251111291Start Valve · faultedDURING TAXI OUT RT ENG START VALVE WOULD NOT GO TO COMMANDED POSITION. ACFT RETURNED TO GATE AND MTX GROUNDED ACFT. MTX DEFERRED THE RH START VALVE FOR DEPARTURE IAW MEL ABX-80-00-2-1. AND RETURNED ACFT TO SERVICE.Nov 11, 2025 · N290CM · Boeing 767383SDR ABXA20250912227Start Valve · faultedON TAXI OUT STARTING LH ENGINE LEFT ENGINE START VALVE WOULD NOT OPEN AC RETURNED TO GATE (BTB) MTX GROUNDED AC. MTC CYCLED LT ENG START VALVE OPS NORMAL IAW B767 AMM 80-11-02 A/C REMAINS NO ETOPS AND RETURNED AC TO SERVICE.Sep 12, 2025 · N760CK · Boeing 767341SDR CALA2025090508482Warning Light · false activationECAM ENG 1 START VALVE FAULT REQUESTING DEFFERAL 8011M ENG 1 START VALVE INDICATION ERRONIOUS. START VALVE VERIFIED CLOSED AMM 80-11-00-040-042-A. COMPLIED WITH DDP. PERFORMED OPS TEST OF ENG 1 START VALVE IAW TSM 80-00-00-810-801-B. NO FAULTS FOUND, OPS CSep 2, 2025 · N4901U · Airbus A320232SDR 2025F00207Start Valve · failedENG 2 START VALVE FAULT . START VALVE NOT OPENAug 28, 2025 · N728AV · Airbus A320214SDR ABXA20250819181Start Valve · failedDURING TAXI OUT, LEFT ENGINE START VALVE FAILED TO OPEN. NO ROTATION, L ENG STARTER EICAS , VALVE LIGHT. AIRCRAFT RETURNED TO BLOCKS (BTB). MAINTENANCE DEFERRED IAW MEL C ABX-80-00-2-1. AIRCRAFT RETURNED TO SERVICE.Aug 19, 2025 · N1229A · Boeing 767306SDR ABXA20250802169Start Valve · inoperativeON TAXI, RT ENGINE START VALVE INOP. AIRCRAFT RETURNED TO BLOCKS (BTB). MAINTENANCE DEFERRED IAW MEL C ABX-80-00-2-1. REMOVED AND REPLACED RT ENGINE START VALVE. DI 64875 CLEARED. A/C REMAINS NO ETOPS IAW B767 AMM 80-11-02. AIRCRAFT RETURNED TO SERVICE.Aug 2, 2025 · N762CK · Boeing 7673P6SDR HNAA2025072300472Start Valve · faultedDURING CLIMB AT ABOUT 3K BLEED 2 LEAK MESAGE ON EICAS, C/W QRH, MESSAGE CLEARED FACT 22JUL25 10:51 CLT RRD GROUND AIR START CONNNECTION ASSY IAW AMM 36-10-02. LEAK CHECK GOOD OK FOR SERVICEJul 22, 2025 · N640AE · Emb EMB145LRSDR CALA2025071706675Start Valve · faultedNUMBER 2 START VALVE OPEN LIGHT FLASHING ON TAKEOFF REMOVED ENG #2 START VALVE & PULLED ASSOCIATED CB REF AMM TASK 80-11-03-000-801-F00 UPDATED LABOR AND GROUND TIME. REMOVED AND REPLACED THE NUMBER 2 ENGINE STARTER SHUTOFF VALVE IN REF TO AMM 80-11-03-400-801Jul 16, 2025 · N24736 · Boeing 737724SDR SWAA2025063086696Start Valve · faultyDURNING ENGINE #2 START; APU BARELY MADE 22% N2; STARTER LEVER RAISED TO START ENG #2; ENG 2 OVERHEAT LIGHT ILLUMINATED. ABORTED ENGINE START. WHILE PERFORMING CHECKLIST ENG #2 FIRE WARNING ALARM SOUNDED. DISCHARGED BOTH BOTTLES. OVERHEAT LIGHT REMAINED ILLUMIJun 29, 2025 · N479WN · Boeing 7377H4SDR ABXA2025621133Start Valve · defectiveDURING PUSHBACK, #2 ENGINE RIGHT ENGINE STARTER VALVE INOP. AIRCRAFT RETURNED TO BLOCKS. (BTB) . DEFERRED IAW MEL C ABX-80-00-2-1. REPLACED RH ENGINE START VALVE IAW AMM 80-11-02 / 401. DI 63480 REMAINS OPEN DUE OPS CHECK PENDING. RH ENG START VALVE OPS Jun 21, 2025 · N364CM · Boeing 767338SDR AALA202506171098Start Valve · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DISPLAYED SHOWING ENGINE 1 OIL QUANTITY 0 IN FLIGHT, OIL PRESSURE AND TEMPERATURE INDICATIONS WERE NORMAL BUT EVENTUALLY OIL PRESSURE DROPPED, PRECAUTIONARY ENGINE SHUTDOWN. AIRCRAFT DIVERTED TO AND LANDJun 15, 2025 · N944AN · Boeing 737823SDR VNAA2025060911101Start Valve · inoperativeLEFT ENG START VALVE OPENED IN FLT. EMERGENCY DECLARED. / REMOVE AND REPLACED RELAYS K23,K25,AND K31 OF JB11-PCB4 IAW CRJ 900 AMM 20-42-00-960-801-A03. REMOVED AND REINSTALLED JB1A IAW CRJ 900 AMM 24-06-09-000/400-801. PERFORMED OPERATIONAL CHECKS OF JB11 IAW Jun 6, 2025 · N569NN · Cndair CL6002D24SDR ABXA20250602113Start Valve · faultedON TAXI OUT AND ENGINE START, RIGHT ENGINE START VALVE DID NOT OPEN WHEN START SELECTOR MOVED TO GROUND. AIRCRAFT RETURNED TO BLOCKS (BTB). MAINTENANCE DEFERRED IAW MEL C ABX-80-00-2-1. AIRCRAFT RETURNED TO SERVICE.Jun 2, 2025 · N760AX · Boeing 767281SDR ABXA20250601112Start Valve · malfunctionedON TAXI OUT AND ENGINE START, RT ENGINE START VALVE LIGHT AND NO N2 DURINIG GROUND START. RIGHT ENGINE START VALVE WIOULD NOT OPEN. AIRCRAFT RETURNED TO BLOCKS (BTB). DEFERRED SYSTEM IAW MEL C ABX-80-00-2-1. REMOVED AND REPLACED #2 ENGINE START VALVE IAW BJun 1, 2025 · N760AX · Boeing 767281SDR ABXA202505287107Start Valve · malfunctionedAFTER PUSH BACK, RH ENGINE NOT STARTING - VALVE LIGHT RH ON ALL THE TIME. A/C RETURNED TO BLOCKS (BTB) AND MTX GROUND A/C. MTX DEFERRED THE RH START VALVE FOR DEPARTURE IAW MEL ABX-80-00-2-1 AND RETURNED A/C TO SERVICE.May 27, 2025 · N760CK · Boeing 767341SDR ABXA20250524104Start Valve · faultedDURING TAXI OUT WHILE STARTING RH ENGINE R START VALVE ANNUN ILL WITH ENG START(RH) IN GND THE VALVE LIGHT WILL EXT W/ SWITCH IN AUTO. A/C RETURNED TO GATE (BTB) AND MTX GROUNDED A/C . AND DEFERRED RH START VALVE FOR DEPARTURE AND IAW MEL ABX -80-10-2-1 FOR DMay 24, 2025 · N760CK · Boeing 767341SDR ABXA20250411075Start Valve · inoperativeDURING TAXI OUT WHILE STARTING #2 ENGINE ,#2 ENGINE START VALVE WILL NOT OPEN DURING START. A/C RETURNED TO GATE (BTB) AND MTX GROUNDED A/C. MTX DEFERRED #2 START VALVE IAW MEL ABX-80-00-2-1.AC RELEASED NO ETOPS .AND RETURNED A/C TO SERVICE.Apr 11, 2025 · N220CY · Boeing 767383SDR NACA2025032900001Start Valve · failedR STARTER CUTOUT EICAS MULTIPLE TIMES IN FLIGHT. REMOVED AND REPLACED RH ENGINE START VALVE IAW AMM 80-11-02Mar 29, 2025 · N566NC · Boeing 7673BGSDR NACA2025032200001Start Valve · faultedRIGHT STARTER EICAS MESSAGE ILLUMINATED ON START. DEFERRED RH ENG START VALVES PER MEL 80-00-02-01Mar 22, 2025 · N566NC · Boeing 7673BGSDR NACA2025032100003Start Valve · failed#1 ENG START FAIL #1 ENG STARTER. REPLACED #1 ENG START VALVE.Mar 21, 2025 · N321CM · Boeing 767323SDR ABXA20250315056Start Valve · malfunctionedDURING TAXI WHILRE STARTING #2 ENG. IT FAILED TO START. A/C RETURNED TO THE GATE(BTB0 AND MTX GROUNDED A/C MTX DEFERRED RH START VALVE IAW MEL ABX-80-00-2-1. FOR DEPARTURE AND RETURNED A/C TO SERVICE.Mar 15, 2025 · N1709A · Boeing 767375SDR NACA2025031300001Start Valve · failedR ENG STARTER EICAS MESSAGE. ACCOMPLISHED FIM 80 REPLACED ENG IGN AND CONTROL MODULE IAW AMM 80-11-05 OPS CHECK GOOD. OVERHEAD VALVE LIGHT INTERMITTENT. DEFERRED OVERHEAD VALVE IAW MEL 80-00-01-01. REPLACED #2 START VALVE IAW AMM 80-11-02Mar 13, 2025 · N565NC · Boeing 7673BGSDR ABXA202503065054Start Valve · malfunctionedDURING TAXI, LEFT ENGINE START VALVE FAILED TO OPEN.  VALVE LIGHT ON OVERHEAD ILLUMINATED "LEFT ENGINE STARTER" EICAS MESSAGE. A/C RETURNED TO GATE. (BTB) A/C DEFERRED LH ENGINE START VALVE FOR DEPARTURE IAW MEL ABX-80-00-2-1. MTX RETURNED A/C TO SERVICE.Mar 5, 2025 · N362CM · Boeing 767338SDR ABXA20250214039Start Valve · faultedDURING TAXI STARTING LH ENGINE THERE WAS NO ROTATION ON LH ENGINE , A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED A/C . MTX DEFERRED LH ENGINE START VALVE IAW MEL ABX-80-00-2-1 . AND RETURNED A/C TO SERVICE .AC REMAINS NO ETOPSFeb 14, 2025 · N362CM · Boeing 767338SDR ABXA20250122020Start Valve · malfunctionedDURING TAXI WHILE STARTING #2 ENGINE START VALVE FAILED TO OPEN. A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED A/C. MTX FOUND START VALVE FROZEN, OPS CHECK START VALVE IAW AMM 80-11-02 OPS CHECK GOOD AT THIS TIME.Jan 22, 2025 · N1499A · Boeing 767328SDR CALA2025012301981Start Valve · frozenFUEL SMELL IN THE CABIN AFTER STARTING ENG 2 FUEL SMELL IN CABIN DUE TO ENG 2 STARTER VALVE NOT CLOSING, LOGPAGE 3603994 FOR SIGN OFF. ENG 2 START VALVE LT ON AFTER START. QRH PROCEDU RE DID NOT CLOS E IT MANUALLY OPERATED ENG 2 STARTER VALVE, VALVE FROZEN, MAJan 21, 2025 · N62894 · Boeing 737924ERSDR I5PA2025011868801Start Valve · inoperativeRT STARTER VALVE INOP. RT STARTER VALVE INOP. R/R RT STARTER VALVE PER AMM.Jan 18, 2025 · N688SL · Boeing 757230SDR ABXA20250115011Start Valve · malfunctionedDURING TAXI WHILE STARTING RH ENGINE ,R STARTER CUTOUT AFTER STARTING RIGHT ENGINE.AC RETURNED TO THE GATE (BTB) AND MTX GROUNDED AC . TROUBLE SHOT AND PERFORMED CONTINUITY CHECK OF RH ENG PER WDM 80-11-11 FOUND VLV STUCK ELECTRICALLY, REMOVED AND REPLACED RH Jan 15, 2025 · N220CY · Boeing 767383
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