# JASC 7320: Fuel Controlling System - Type: JASC system/component code (FAA) - ATA chapter: 73 Engine Fuel and Control - Title in the code table: FUEL CONTROLLING SYSTEM - Service difficulty reports: 4,390 - FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=62 - Page: https://openairdocs.org/jasc/7320 ## What it covers The system components or parts other than the fuel control, amplifier, computer, carburetor and indication systems which control and deliver metered fuel/air to engine cylinders or turbine engine burner cans. Typical parts are sense line, power and drain valve (P & D valve), drain valve, carburetor inlet temperature sensor, etc. ## Latest service difficulty reports - [SDR CALA2026101920461](https://openairdocs.org/sdr/CALA2026101920461), Oct 14, 2026: HMU, FAULTY (N71411) - [SDR CALA2026101620403](https://openairdocs.org/sdr/CALA2026101620403), Oct 11, 2026: EEC, FAULTED (N644UA) - [SDR SWAA2026101481039](https://openairdocs.org/sdr/SWAA2026101481039), Oct 10, 2026: HMU, FAULTED (N478WN) - [SDR 9WGA2026101234402](https://openairdocs.org/sdr/9WGA2026101234402), Oct 10, 2026: HMU, FAULTED (N344KD) - [SDR SWAA2026100916385](https://openairdocs.org/sdr/SWAA2026100916385), Oct 5, 2026: VTA ACTUATOR, LEAKING (N8539V) - [SDR DALA2026100505485](https://openairdocs.org/sdr/DALA2026100505485), Oct 4, 2026: ECU, FAULTED (N125DN) - [SDR IPXA2026093085952](https://openairdocs.org/sdr/IPXA2026093085952), Sep 29, 2026: PRESSURE SWITCH, FAULTED (N452UP) - [SDR IPXA2026092985952](https://openairdocs.org/sdr/IPXA2026092985952), Sep 29, 2026: PRESSURE SWITCH, FAULTED (N452UP) - [SDR J7SA2026100500528](https://openairdocs.org/sdr/J7SA2026100500528), Sep 21, 2026: HMU, UNSERVICEABLE (N507FX) - [SDR DALA2026092205280](https://openairdocs.org/sdr/DALA2026092205280), Sep 19, 2026: EEC, FAULTED (N834MH) - [SDR FDEA202609181374](https://openairdocs.org/sdr/FDEA202609181374), Sep 18, 2026: EEC, FAILED (N935FD) - [SDR AALA202609187216](https://openairdocs.org/sdr/AALA202609187216), Sep 16, 2026: EEC, FAULT MESSAGE (N583UW) - [SDR ASAA2026091569145](https://openairdocs.org/sdr/ASAA2026091569145), Sep 15, 2026: EEC, FAULTED (N846AK) - [SDR AALA202609163852](https://openairdocs.org/sdr/AALA202609163852), Sep 13, 2026: HMU, INOPERATIVE (N807NN) - [SDR DALA2026091405120](https://openairdocs.org/sdr/DALA2026091405120), Sep 13, 2026: EEC, UNKNOWN (N515DE) - [SDR ASMF20260910201](https://openairdocs.org/sdr/ASMF20260910201), Sep 2, 2026: WARNING MESSAGE, ILLUMINATED (N438AM) - [SDR YENA2026090400724](https://openairdocs.org/sdr/YENA2026090400724), Sep 1, 2026: FADEC, WARNING MESSAGE (N4048J) - [SDR DXTA2026082809469](https://openairdocs.org/sdr/DXTA2026082809469), Aug 27, 2026: EEC, FAULTED (N547QS) - [SDR FDEA202608201185](https://openairdocs.org/sdr/FDEA202608201185), Aug 20, 2026: ENGINE, DAMAGED (N934FD) - [SDR DALA2026082104770](https://openairdocs.org/sdr/DALA2026082104770), Aug 19, 2026: FMU, FAULTED (N965AT) - [SDR YENA2026081900691](https://openairdocs.org/sdr/YENA2026081900691), Aug 19, 2026: FADEC, WARNING MESSAGE (N2193J) - [SDR ABXA20260811358](https://openairdocs.org/sdr/ABXA20260811358), Aug 11, 2026: CONTROL BOX, DISLODGED (N371CM) - [SDR YENA2026081200667](https://openairdocs.org/sdr/YENA2026081200667), Aug 10, 2026: CONTROLLER, FAILED (N4048J) - [SDR YENA2026081200666](https://openairdocs.org/sdr/YENA2026081200666), Aug 10, 2026: VALVE, FAULTED (N4048J) - [SDR DXTA2026081209207](https://openairdocs.org/sdr/DXTA2026081209207), Aug 9, 2026: COMPENSATOR, FAULTED (N868QS) - [SDR YENA2026080300638](https://openairdocs.org/sdr/YENA2026080300638), Jul 30, 2026: EEC, FAILED (N4048J) - [SDR UIEA2026073000667](https://openairdocs.org/sdr/UIEA2026073000667), Jul 30, 2026: HMU, FAULTED (N663GT) - [SDR CALA2026073118132](https://openairdocs.org/sdr/CALA2026073118132), Jul 28, 2026: EEC, FAULTED (N15969) - [SDR SWAA2026073033178](https://openairdocs.org/sdr/SWAA2026073033178), Jul 28, 2026: HMU, FAULTED (N932WN) - [SDR 2026FA0000601](https://openairdocs.org/sdr/2026FA0000601), Jul 24, 2026: ECU, FAULTED (N329L) - [SDR CALA2026072718036](https://openairdocs.org/sdr/CALA2026072718036), Jul 24, 2026: PRESSURE SWITCH, FAULTED (N73251) - [SDR AALA202607212008](https://openairdocs.org/sdr/AALA202607212008), Jul 17, 2026: EEC, FAULTED (N425AN) - [SDR YENA2026072000605](https://openairdocs.org/sdr/YENA2026072000605), Jul 17, 2026: EEC, FAILED (N2156J) - [SDR SWAA2026071502202](https://openairdocs.org/sdr/SWAA2026071502202), Jul 11, 2026: ENGINE, SLOW (N8610A) - [SDR SWAA2026071320137](https://openairdocs.org/sdr/SWAA2026071320137), Jul 9, 2026: FMU, FLUCTUATES (N8789Q) - [SDR QXEA2026070700159](https://openairdocs.org/sdr/QXEA2026070700159), Jul 5, 2026: FADEC, NOT REPORTED (N651QX) - [SDR DALA2026063003863](https://openairdocs.org/sdr/DALA2026063003863), Jun 30, 2026: HMU, CRACKED (N831MH) - [SDR I5PA2026062975708](https://openairdocs.org/sdr/I5PA2026062975708), Jun 29, 2026: EEC, FAULTED (N757QM) - [SDR SWAA2026063016239](https://openairdocs.org/sdr/SWAA2026063016239), Jun 26, 2026: HMU, FAILED (N8648A) - [SDR ABXA20260624278](https://openairdocs.org/sdr/ABXA20260624278), Jun 24, 2026: HMU, DEFECTIVE (N1013A) - [SDR CALA2026062417313](https://openairdocs.org/sdr/CALA2026062417313), Jun 19, 2026: HMU, FAULTED (N78009) - [SDR QXEA2026062200143](https://openairdocs.org/sdr/QXEA2026062200143), Jun 17, 2026: FADEC, MALFUNCTIONED (N646QX) - [SDR YENA2026061700480](https://openairdocs.org/sdr/YENA2026061700480), Jun 16, 2026: EEC, FAULTED (N2156J) - [SDR DXTA2026061808455](https://openairdocs.org/sdr/DXTA2026061808455), Jun 15, 2026: DIODE, FAULTY (N620QS) - [SDR QR9R2026061100001](https://openairdocs.org/sdr/QR9R2026061100001), Jun 11, 2026: DRAIN VALVE, LEAKING - [SDR ABXA20260608251](https://openairdocs.org/sdr/ABXA20260608251), Jun 8, 2026: ACTUATOR, DEFECTIVE (N767AX) - [SDR SWAA2026061612718](https://openairdocs.org/sdr/SWAA2026061612718), Jun 3, 2026: HMU, SLOW (N917WN) - [SDR SWAA2026060208583](https://openairdocs.org/sdr/SWAA2026060208583), Jun 1, 2026: ENGINE, FAULTED (N453WN) - [SDR QXEA2026060200127](https://openairdocs.org/sdr/QXEA2026060200127), Jun 1, 2026: FADEC, MALFUNCTIONED (N632QX) - [SDR UIEA2026053000371](https://openairdocs.org/sdr/UIEA2026053000371), May 29, 2026: FMU, FAULTED (N445MC) --- From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.