# JASC 7300: Engine Fuel and Control

- Type: JASC system/component code (FAA)
- ATA chapter: 73 Engine Fuel and Control
- Title in the code table: ENGINE FUEL AND CONTROL
- Service difficulty reports: 465
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=62
- Page: https://openairdocs.org/jasc/7300

## What it covers

For general reports of turbine or reciprocating engine fuel systems with insufficient information to file in a more specific JASC 7300 series code.

## Service difficulty reports (465, newest 50)

- [SDR YENA2026093000916](https://openairdocs.org/sdr/YENA2026093000916), Sep 29, 2026: Airbus A321271NX. SENSE LINE. DAMAGED. FLT 353, BOS-DUB. (ETOPS), AFTER TAKEOFF AND THRUST REDUCTION ENG 1 SENSOR FAULT EICAS MESSAGE, ENGINE 1 SENSOR FAULT. R (N2142J)
- [SDR I5PA2026091688806](https://openairdocs.org/sdr/I5PA2026091688806), Sep 16, 2026: Boeing 757230. SENSOR. INOPERATIVE. ETOPS SIGNIFICANT REPORT - RH PRI/SEC T2 OR ADC/EEC EPCS STATUS MESSAGE DISPLAYED - REPLACED RIGHT ENGINE PTS SENSOR PER (N888LT)
- [SDR SWAA2026091601309](https://openairdocs.org/sdr/SWAA2026091601309), Sep 15, 2026: Boeing 7377BD. VALVE. LEAKING. SUSPECTED FUEL LEAK ON NUMBER 1 ENGINE PERFORMED ENGINE VENTS AND DRAINS INSPECTION PER AMM 71-71-00. FOUND FUEL TO BE L (N7713A)
- [SDR UIEA2026072200638](https://openairdocs.org/sdr/UIEA2026072200638), Jul 22, 2026: Boeing 747409F. ENGINE. MALFUNCTIONED. NR 2 ENGINE FAILED TO SPOOL ABOVE IDLE WHEN T/O THRUST SET. RESPONDS SLOWLY TO THRUST LEVER INPUTS. PERFORMED MPA RUNS O (N438GT)
- [SDR R61A2026082400245](https://openairdocs.org/sdr/R61A2026082400245), Jul 21, 2026: Emb ERJ170200LR. PRESSURE SWITCH. FAULTED. ENG 2 LOW FUEL PRESSURE INFLIGHT, CREW PERFORMED QRH PROCEDURES AND DIVERTED TO BOS, EMERGENCY DECLARED AND LANDED SAFEL (N420YX)
- [SDR QMLA2026071020044](https://openairdocs.org/sdr/QMLA2026071020044), Jul 10, 2026: Urocop EC135P2. FADEC. FAILED. NR 1 FADEC FAILURE IN FLIGHT (N253AM)
- [SDR N6WA2026070206](https://openairdocs.org/sdr/N6WA2026070206), Jun 30, 2026: Cndair CL6002C11. WARNING MESSAGE. ILLUMINATED. L FADEC CAU MSG IN FLIGHT. REMOVED AND REPLACED LT FADEC IAW AMM 73-21-01, PERFORMED OPS CHECK GOOD, NO DEFECTS AT THIS  (N562GJ)
- [SDR CALA2026062217273](https://openairdocs.org/sdr/CALA2026062217273), Jun 19, 2026: Boeing 757224. GOVERNOR. FAULTED. ENGINE PARAMETER MISMATCH. ENG 2 N1 MUCH HIGHER WHILE EPR WAS L ESS. ENG 2 FF HIGHER. DUE TO PREVIOUS AIR RETURN REQUIRE (N33132)
- [SDR CALA2026022414053](https://openairdocs.org/sdr/CALA2026022414053), Feb 21, 2026: Boeing 757224. GCU. FAULTED. RTO AT 90. RE ENG EEC AND R ENG LIMITER. PERFORMED ENG 2 BPCGU BITE TEST PER AMM 75-32-01-742-002-R00, NO FAULTS FOUND.  (N14118)
- [SDR VNAA2026021812503](https://openairdocs.org/sdr/VNAA2026021812503), Feb 17, 2026: Cndair CL6002D24. FADEC. FAULTED. LEFT FADEC CAUTION IN FLIGHT / INTERROGATED MDC DURING ENGINE RUN FOUND MULTIPLE CURRENT FAULTS B1 CODES 006573, 153527, (N549NN)
- [SDR AALA202602090987](https://openairdocs.org/sdr/AALA202602090987), Feb 8, 2026: Boeing 737823. PRESSURE SWITCH. CLOGGED. AIRCRAFT WAS GROUNDED: ENGINE NUMBER 2 FUEL FILTER BYPASS LIGHT ILLUMINATED AFTER TAKEOFF. REMOVED AND REPLACED NUMBER 2 (N948AN)
- [SDR DALA2026010500069](https://openairdocs.org/sdr/DALA2026010500069), Jan 1, 2026: Boeing 717200. EEC. FAULTED. ATB TO DTW DUE TO LEFT ENGINE COMPRESSOR STALL ON CLIMB OUT. PERFORMED BORO INSP NO DAMAGED FOUND. REPLACED EEC, OPS CHE (N893AT)
- [SDR YENA2026010200006](https://openairdocs.org/sdr/YENA2026010200006), Dec 31, 2025: Airbus A321271NX. INDICATION SYS. FAULTED. FLT # 2233 BOS-SFO (ETOPS). FUEL USED INDCATON ENG 1 & 2 DEGRADED ( FUEL USED INDICATIONS ).; NON ROUTINE TASK PER TSM 2 (N2165J)
- [SDR QXEA2025120500361](https://openairdocs.org/sdr/QXEA2025120500361), Dec 4, 2025: Emb ERJ170200LR. UNKNOWN. LEAKING. FOUND FUEL LEAKING FROM NR 2 ENGINE DRAIN MAST. REMOVED FROM SERVICE. RAN NR 2 ENGINE, LEAK DETERMINED TO BE OUT OF LIMI (N638QX)
- [SDR JBZA20251124001](https://openairdocs.org/sdr/JBZA20251124001), Nov 19, 2025: Urocop EC135P2. FADEC. INOPERATIVE. PILOT EXPERIENCED A NUMBER TWO FADEC FAILURE AND THE RESPECTIVE CAUTION LIGHTS ILLUMINATED, PILOT DETECTED A BURNING SME (N838CS)
- [SDR AALA202510174532](https://openairdocs.org/sdr/AALA202510174532), Oct 15, 2025: Airbus A321211. SOLENOID. DEFECTIVE. AIRCRAFT WAS NOT GROUNDED: THROUGHOUT CLIMB, ENGINE #2 WOULD NOT PRODUCE SPECIFIED CLIMB THRUST, WITH N1 CONSISTENTLY 1. (N195UW)
- [SDR YENA2025092600965](https://openairdocs.org/sdr/YENA2025092600965), Sep 24, 2025: Airbus A321271NX. METERING UNIT. FAILED. FLT#523, JFK-LAX. (ETOPS) ENG FADEC FAULT, ENG 1 OIL FAULT, ENG 1 TRUB COOL FAULT, ENG 1 OIL SENSOR FAULT; INTERIGATED F (N2165J)
- [SDR HALA20250917280](https://openairdocs.org/sdr/HALA20250917280), Sep 16, 2025: Airbus A330243. CONTROL UNIT. FAULTED. ETOPS - DURING T/C 330-72-HWI-01-INSTALL, INSTALLATION OF POWERPLANT STEP 41 TEST OF FADEC SYSTEM REVEALED VSV CONTROL U (N370HA)
- [SDR ASMF2025209](https://openairdocs.org/sdr/ASMF2025209), Jul 29, 2025: Boeing 7378. PRESSURE SYSTEM. FAILED. ENGINE CONTROL LIGHT IS ON , ENG 2 . 737 IFIM TASK G73-20-00-810-858 PERFORMED , LIGHT RESET. PSS ENG 2 VISUAL INSPECCIO (N105JS)
- [SDR CALA2025072806975](https://openairdocs.org/sdr/CALA2025072806975), Jul 26, 2025: Boeing 7878. FMU. FAULTED. LEFT ENG EXCEEDENCE FOLLOWED BY FAILURE ON CLIMB, LEFT ENGINE BECAME UNCONTROLLABLE AND SPOOLED UP APROX AT 5K FT DURING (N27901)
- [SDR 454A250627095116](https://openairdocs.org/sdr/454A250627095116), Jun 28, 2025: Urocop EC135P2. FADEC. FAULTED. AIRCRAFT WAS ENROUTE TO SENDING FACILITY AND EXPERIENCED A FADEC MANUAL CAUTION LIGHT WITH A FEW OTHER INDICATOR LIGHTS  (N922NH)
- [SDR CALA2025062706005](https://openairdocs.org/sdr/CALA2025062706005), Jun 23, 2025: Boeing 777222. THERMOCOUPLE. FAULTED. ADVISORY MSG ENG ELC C1 R REP FAULT CODE 75-61062 ITEM DEFERRED AS PER MEL 7321D. FOUND PROBE M75019 OPEN BETWEEN CR STU (N206UA)
- [SDR YENA2025060400562](https://openairdocs.org/sdr/YENA2025060400562), Jun 2, 2025: Airbus A321271NX. SOLENOID. FAULTED. FLT#20, LHR-JFK. (ETOPS), AFTER SHUTDOWN RECEIVED ENG 1 FADEC CLASS II MSG ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON  (N4074J)
- [SDR GVNA20250528001](https://openairdocs.org/sdr/GVNA20250528001), May 20, 2025: Bolkms BK117C2. FUEL CONTROL. INOPERATIVE. WHEN CLIMBING OUT FROM A HELIPAD TO A HIGH HOVER AT HIGH POWER SETTINGS, THE #1 ENGINE DROPPED OFFLINE CAUSING A LARGE T (N455MH)
- [SDR 2025FA0000283](https://openairdocs.org/sdr/2025FA0000283), Apr 21, 2025: Cessna 208B. FCU. LEAKING. DISCOVERED BLUE DYE WASHOUT FROM FCU INDICATION OF INTERNAL MALFUNCTION OF COMPONENT. BLUE DYE FOUND IN ARE OF MATING SU (N347KA)
- [SDR CALA2025040103400](https://openairdocs.org/sdr/CALA2025040103400), Mar 28, 2025: Boeing 737824. SWITCH. FAULTED. L ENG FUEL FILTER BYPASS LT ON WHEN POWER SET FOR TAKEOFF LT OUT AT IDLE PWR PERFORMED EEC BITE ON #1 ENGINE AND FOUND F (N24212)
- [SDR UIEA2025032500384](https://openairdocs.org/sdr/UIEA2025032500384), Mar 24, 2025: Boeing 76731B. PRESSURE SWITCH. MALFUNCTIONED. DURING CLIMB OUT AT 7 MINS AFTER DEPARTURE, WHILE BOTH ENGINES ARE AT 14.0 FF MOMENTARY. RH ENG FUEL FILTER EICAS MSG AN (N664GT)
- [SDR ABXA20250116014](https://openairdocs.org/sdr/ABXA20250116014), Jan 16, 2025: Boeing 76736N. UNKNOWN. LEAKING. AFTER PUSH BACK GROUND CREW REPORTED FUEL LEAKING FROM #2 ENGINE A/C RETURNED TO THE GATE (BTB) AND MTX GROUNDED AC. MTX (N1093A)
- [SDR HALA20250115020](https://openairdocs.org/sdr/HALA20250115020), Jan 14, 2025: Airbus A321271N. B-NUT. DAMAGED. ETOPS - WHILE PERFORMING E1128-321-73-019 FOUND AS11 TUBE B-NUT CROSS THREADED ON #2 ENGINE BURNER PRESSURE (PB) SENSOR. (N227HA)
- [SDR HALA20241216369](https://openairdocs.org/sdr/HALA20241216369), Dec 15, 2024: Airbus A330243. RELAY. FAULTED. ETOPS - FOR 3RD CONSECUTIVE FLIGHT ENG 1 WOULD NOT SHUTDOWN ECAM:ENG 1 HP FUEL VALVE NOT CLOSED. PERFORMED TSM 71-00-00- (N390HA)
- [SDR HALA20241115325](https://openairdocs.org/sdr/HALA20241115325), Nov 14, 2024: Airbus A330243. DRAIN MAST. LEAKING. ETOPS-ON PDC FOUND #2 ENG LEAKING FUEL FROM DRAIN MAST. REMOVED AND REPLACED FUEL DRAIN TANK EJECTOR PER AMM 71-71-42. L (N360HA)
- [SDR CALA2024111701170](https://openairdocs.org/sdr/CALA2024111701170), Nov 13, 2024: Boeing 757324. GOVERNOR. FAULTY. ON TAXI OIL PRESS RAPIDY DROPPED ON LT ENG EGT CLIMBED AT MOD PACE SHUTDOWN LT ENG MANUALLY REF L/P 9861166 FOR INSPECTI (N75861)
- [SDR AALA202410297493](https://openairdocs.org/sdr/AALA202410297493), Oct 28, 2024: Airbus A321231. FADEC. MALFUNCTIONED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW DUE TO THE FLIGHT CREW REPORTING THAT  (N153AN)
- [SDR HNAA2024092300834](https://openairdocs.org/sdr/HNAA2024092300834), Sep 21, 2024: Emb EMB145LR. FUEL UNIT. FAULTED. IN FLT FUEL 1 LOW LEVEL MASTER WARNING FOLLOWED BY LOSS OF ALL FUEL INDICATIONS FACT 21SEP24 01:04 ROA FOUND CMC MESSAGE (N933JN)
- [SDR QMLA202409182011](https://openairdocs.org/sdr/QMLA202409182011), Sep 18, 2024: Urocop EC135P2. FADEC. FAILED. THE CREW AND I DEPARTED SHORTLY AFTER FOR AN APPROXIMATELY 22 MINUTE FLIGHT TO THE PICKUP LOCATION. WHILE THE AIRCRAFT W (N135WJ)
- [SDR DXTA2024091600545](https://openairdocs.org/sdr/DXTA2024091600545), Sep 14, 2024: Cessna 680A. PRESSURE SWITCH. FAILED. FUEL FLTR BYPASS L AMBER CAS: AT FL410 RECEIVED AMBER FUEL FILTER BYPASS L CAS MESSAGE. COMPLIED WITH QRH AND DIVERTED T (N690QS)
- [SDR 2024FA0000696](https://openairdocs.org/sdr/2024FA0000696), Sep 6, 2024: Urocop EC135P2. FADEC. FAILED. THE #2 ENGINE FADEC/EEC FAILURE ILLUMINATED IN CRUISE FLIGHT ON THE CAUTION AND ADVISORY DISPLAY PANEL THAT RESULTED IN  (N911SV)
- [SDR UIEA2024090500886](https://openairdocs.org/sdr/UIEA2024090500886), Sep 5, 2024: Boeing 76731B. FUEL FILTER. WARNING MESSAGE. LEFT AND RIGHT FUEL FILTER EICAS MESSAGES. R & R LH, RH & APU FUEL FILTERS IAW AMM 73-11-02 & 49-11-02. T/S IAW FIM  (N664GT)
- [SDR AALA202408203022](https://openairdocs.org/sdr/AALA202408203022), Aug 18, 2024: Boeing 7878. MODULE. FAULTY. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: LEFT FUEL VALVE (AMBER LIGHT WITH CROSSOUT) SHOWING ON SYNOPTIC (N802AN)
- [SDR AALA202408083286](https://openairdocs.org/sdr/AALA202408083286), Aug 7, 2024: Boeing 737823. PRESSURE SWITCH. FAULTY. AIRCRAFT WAS GROUNDED: NUMBER 2 ENGINE FUEL FILTER BYPASS LIGHT ILLUMINATED IN FLIGHT STAYED ON UNTIL ENGINE SHUT DOWN.  (N890NN)
- [SDR AALA202408088277](https://openairdocs.org/sdr/AALA202408088277), Aug 7, 2024: Boeing 737823. FUEL FILTER. FAULTED. AIRCRAFT WAS GROUNDED: NUMBER 2 ENGINE FUEL FILTER BYPASS LIGHT ILLUMINATED IN FLIGHT STAYED ON UNTIL ENGINE SHUT DOWN.  (N890NN)
- [SDR CALA2024073000313](https://openairdocs.org/sdr/CALA2024073000313), Jul 28, 2024: Boeing 757224. CONTROL BOX. FAULTY. RETURN TO FIELD. EPR WOULD NOT GO ABOVE 1.44 ON CLB CREW SAID THERE FELT TENSION ON THE TAKE OF POSITION ON THE LEFT THR (N18112)
- [SDR 2024F00161](https://openairdocs.org/sdr/2024F00161), Jun 27, 2024: Cessna 650. PUMP. FAILED. FROM KSAT TO MYNN WHEN WE EXPERIENCED AN ENGINE FAILURE IN FLIGHT. AT FLIGHT LEVEL 390 APPROXIMATELY 100 MILES WEST OF T (N902F)
- [SDR YENA2024062400901](https://openairdocs.org/sdr/YENA2024062400901), Jun 22, 2024: Airbus A321271NX. INDICATION SYS. FAULTED. FLT#2288, JFK-AMS. (ETOPS) ENG FF ON SD INTERMITTENT ( ECAM FUEL PAGE INDICATIONS - FUEL FLOW 1+2 N589JB AND HIGHER (LCD (N4077J)
- [SDR AALA202405159471](https://openairdocs.org/sdr/AALA202405159471), May 14, 2024: Boeing 737823. FUEL SYS. LEAKING. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: AT CLIMBING OUT THROUGH 8000 FEET STRONG BURNING ODOR SMELL. FR (N969NN)
- [SDR YENA2024041800647](https://openairdocs.org/sdr/YENA2024041800647), Apr 15, 2024: Airbus A321271N. SENSOR. FAULTED. FLT#2289, AM-JFK. (ETOPS) '#1ENG FUEL SENSOR FAULT "IDG FOC SENSOR" ON ECAM ( FUEL SENSOR FAULT CAUTIONS ON ECAM E/WD ID (N4073J)
- [SDR YENA2024041100508](https://openairdocs.org/sdr/YENA2024041100508), Apr 10, 2024: Airbus A321271N. SENSOR. FAILED. FLT#2220, LHR-JFK. (ETOPS) 'ENG 1 MIN0R FAULT ECAM MESSAGE COMES ON AND OFF AT RANDOM ( MINOR FAULT CAUTIONS ON ECAM EWD (N4074J)
- [SDR ABXA202404030074](https://openairdocs.org/sdr/ABXA202404030074), Apr 3, 2024: Boeing 767383. FUEL. LEAKING. LH ENGINE FUEL LEAK AT DRAIN MAST. NOTED RESIDUAL FUEL FOUND LEAKING FROM ENGINE DRAIN MAST PERFORMED ENGINE VENT AND DR (N290CM)
- [SDR CALA2024040901009](https://openairdocs.org/sdr/CALA2024040901009), Mar 27, 2024: Boeing 737824. SWITCH. FAILED. FUEL FILTER BYPASS NUM 1 ENG AT 90 KTS. FIM 73-05 TASK 801 FOR ISOLATION ADDING FUEL DIFF PRESS SWITCH AND FILTER BOTH I (N18220)
- [SDR NACA2024022500001](https://openairdocs.org/sdr/NACA2024022500001), Mar 25, 2024: Boeing 767323. HEAT EXCHANGER. LEAKING. FUEL DRIPPING FROM #1 ENGINE HEAT EXCHANGER DRAIN LINE. OPERATED ENGINE @ IDLE FOR 5 MINUTES - NO LEAKS NOTED. (N399CM)

All 465: https://openairdocs.org/jasc/7300/reports.md

## Other codes in chapter 73

- [JASC 7310](https://openairdocs.org/jasc/7310): Engine Fuel Distribution (1,981 reports)
- [JASC 7311](https://openairdocs.org/jasc/7311): Engine Fuel/Oil Cooler (226 reports)
- [JASC 7312](https://openairdocs.org/jasc/7312): Fuel Heater (254 reports)
- [JASC 7313](https://openairdocs.org/jasc/7313): Fuel Injector Nozzle (530 reports)
- [JASC 7314](https://openairdocs.org/jasc/7314): Engine Fuel Pump (1,734 reports)
- [JASC 7320](https://openairdocs.org/jasc/7320): Fuel Controlling System (4,391 reports)
- [JASC 7321](https://openairdocs.org/jasc/7321): Fuel Control/Turbine Engines (2,878 reports)
- [JASC 7322](https://openairdocs.org/jasc/7322): Fuel Control/Reciprocating Engines (1,272 reports)
- [JASC 7323](https://openairdocs.org/jasc/7323): Turbine Governor (544 reports)
- [JASC 7324](https://openairdocs.org/jasc/7324): Fuel Divider (74 reports)
- [JASC 7330](https://openairdocs.org/jasc/7330): Engine Fuel Indicating System (407 reports)
- [JASC 7331](https://openairdocs.org/jasc/7331): Fuel Flow Indicating (197 reports)
- [JASC 7332](https://openairdocs.org/jasc/7332): Fuel Pressure Indicating (158 reports)
- [JASC 7333](https://openairdocs.org/jasc/7333): Fuel Flow Sensor (80 reports)
- [JASC 7334](https://openairdocs.org/jasc/7334): Fuel Pressure Sensor (198 reports)
- [JASC 7397](https://openairdocs.org/jasc/7397): Engine Fuel System Wiring (532 reports)

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