# JASC 2897: Fuel System Wiring

- Type: JASC system/component code (FAA)
- ATA chapter: 28 Fuel
- Title in the code table: FUEL SYSTEM WIRING
- Service difficulty reports: 656
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=28
- Page: https://openairdocs.org/jasc/2897

## What it covers

For reports indicating a problem with wiring specific to the Fuel System.

## Service difficulty reports (656, newest 50)

- [SDR R61A2026091100258](https://openairdocs.org/sdr/R61A2026091100258), Sep 11, 2026: Emb ERJ170200LR. WIRE HARNESS. FAULTED. FUEL IMBALANCE ON CLIMB OUT, APPROXIMATELY 23000 FEET. THE NUMBER 1 TANK WAS DROPPING 10-20LB PER SECOND IN FUEL. WE THO (N228JQ)
- [SDR DXTA2026082709431](https://openairdocs.org/sdr/DXTA2026082709431), Aug 25, 2026: Cessna 680A. PCB. FAULTY. JUST PRIOR TO LEVEL OFF AT FL410, THE AMBER FUEL PRESS LOW L CAS WAS CYCLING ON/OFF (AT LEAST 5 TIMES). QRH PROCEDURE WA (N945QS)
- [SDR ABXA20260817364](https://openairdocs.org/sdr/ABXA20260817364), Aug 17, 2026: Boeing 767381. CIRCUIT BREAKER. TRIPPED. DURING TAXI OUT RIGHT FWD FUEL PUMP FAILED AFTER ENGINE START. ACFT RETURNED TO THE GATE (BTB) AND MTX GROUNDED A/C TROU (N290CM)
- [SDR DXTA2026081409275](https://openairdocs.org/sdr/DXTA2026081409275), Aug 13, 2026: Cessna 680A. PCB. ILLUMINATED. AT CRUISE WHEN FUEL XFEED MOVED TO OFF POSITION, AMBER FUEL BST PUMP ON L AND R CAS MESSAGE POSTED. RAN QRH. MESSAGE POS (N598QS)
- [SDR AALA202606247198](https://openairdocs.org/sdr/AALA202606247198), Jun 19, 2026: Airbus A321231. ELEC CONNECTOR. LOOSE. AIRCRAFT WAS NOT GROUNDED: FUEL RIGHT TANK PUMP 1 LOW PRESSURE ECAM AT CRUISE WITH ASSOCIATED FAULT LIGHT ON RIGHT TANK  (N141NN)
- [SDR AALA202605129201](https://openairdocs.org/sdr/AALA202605129201), May 8, 2026: Boeing 737823. ELEC CONNECTOR. FAULTED. AIRCRAFT WAS NOT GROUNDED: RIGHT WING AFT FUEL PUMP LOW PRESSURE LIGHT WILL NOT ILLUMINATEIN FLIGHT WITH SWITCH IN OFF P (N925NN)
- [SDR FDEA202604250500](https://openairdocs.org/sdr/FDEA202604250500), Apr 25, 2026: Boeing 7572B7. CIRCUIT BREAKER. TRIPPED. LEFT AND RIGHT FUEL OVERRIDE CIRCUIT BREAKERS ARE TRIPPED ON PREFLIGHT. REINSTALLED THE P33 PANEL. AWAITING RETEST REQUI (N903FD)
- [SDR AALA202604168199](https://openairdocs.org/sdr/AALA202604168199), Apr 15, 2026: Boeing 737823. ELEC CONNECTOR. UNSECURE. AIRCRAFT WAS NOT GROUNDED: LEFT FORWARD FUEL PUMP CAUTION LIGHT ILLUMINATED ON DEPARTURE. FOUND LEFT FORWARD FUEL PUMP L (N882NN)
- [SDR 2026F00033](https://openairdocs.org/sdr/2026F00033), Mar 11, 2026: Boeing 7478. CONNECTOR. BURNED. DURING ROUTINE MAINTENANCE, REMOVAL OF A RACK AND ITS ELECTRICAL COMPONENTS, IT WAS NOTICED THAT A ELECTRICLA CONNECTOR  (N747EF)
- [SDR CALA2026030214129](https://openairdocs.org/sdr/CALA2026030214129), Feb 21, 2026: Boeing 7379. WIRE. DAMAGED. FUEL PUMP 2 FWD LOW PRESSUREMEL 2822F APPLIED. RESET GFCI CYCLED PUMP SWITCH ELECTRICAL CONNECTOR SPARKED. PUT AIRCRAFT  (N37513)
- [SDR CALA2026020413585](https://openairdocs.org/sdr/CALA2026020413585), Feb 2, 2026: Airbus A319131. WIRE. CHAFED. FOUND CHAFING DAMAGE TO CONDUIT & CORRESPONDING DAMAGE TO WIRES 4513-QG16 (R,Y,B) APPROX 5 FT FROM CONNECTOR 22QA-A, JUS (N802UA)
- [SDR AALA202602028653](https://openairdocs.org/sdr/AALA202602028653), Jan 27, 2026: Airbus A319112. ELEC CONNECTOR. CORRODED. AIRCRAFT WAS NOT GROUNDED: DURING CLIMB THROUGH FL180. FUEL LEFT TANK PUMP 2 LOW PRESSURE MESSAGE DISPLAYED. MAINTENANCE (N753US)
- [SDR 2026FA0000062](https://openairdocs.org/sdr/2026FA0000062), Jan 20, 2026: Amd FALCON7X. WIRE HARNESS. CHAFED. AIRCRAFT CURRENTLY IN MAINTENANCE. DURING REMOVAL OF FUEL GAUGE 1203 QJ FOUND FUEL TANK CENTER FUSE C1 HARNESS WITH SIGN (N990HA)
- [SDR CALA2026010812806](https://openairdocs.org/sdr/CALA2026010812806), Jan 7, 2026: Boeing 757224. WIRE. DAMAGED. RIGHT WING, DURING REMOVAL OF W150 0-0095-20 DAMAGE ON CONNECTOR D6878. REMOVED AND REPLACED L MAIN TANK INDICATOR WIRE  (N29129)
- [SDR 2025F00276](https://openairdocs.org/sdr/2025F00276), Nov 26, 2025: Boeing 7374Q8. WIRE. DAMAGED. DURING THE TAKEOFF ROLL, PRIOR TO REACHING 60 UNIDS THE RIGHT AFT TANK LOW PRESSURE LIGHT ILLUMINATED, THE TAKEOFF WAS D (N663FL)
- [SDR AALA202512024166](https://openairdocs.org/sdr/AALA202512024166), Nov 22, 2025: Boeing 737823. CONNECTOR. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: RIGHT AFTER FUEL LOW PRESSURE LIGHT DOES NOT ILLUMINATE WHEN PUMP TURNED OFF. CONFIRMED RIGHT (N861NN)
- [SDR AALA202511194351](https://openairdocs.org/sdr/AALA202511194351), Nov 11, 2025: Boeing 737823. WIRE HARNESS. FAULTED. AIRCRAFT WAS GROUNDED: DURING CRUISE FUEL QUANTITIES INDICATOR BEGAN RAPIDLY DECREASING. REMOVE AND REPLACED OF FQIS WIR (N976AN)
- [SDR DXTR2025102901](https://openairdocs.org/sdr/DXTR2025102901), Oct 29, 2025: Emb EMB505. WIRE HARNESS. FAULTED. DURING APPROACH WHILE HANDFLYING, THERE HAD TO BE SIGNIFICANT INPUT IN AILERON TO MAINTAIN LEVEL FLIGHT. FUEL INDICATION (N327QS)
- [SDR DXTA2025102405421](https://openairdocs.org/sdr/DXTA2025102405421), Oct 24, 2025: Cessna 680A. WIRE. DISCONNECTED. CROSSFEED INOP BOTH DIRECTIONS. RECONNECTED WIRE. OPS CHECK GOOD. IAW AMM 28-20-00 AND 28-20-55. (N653QS)
- [SDR AALA202510304928](https://openairdocs.org/sdr/AALA202510304928), Oct 21, 2025: Boeing 737823. WIRE HARNESS. FAULTY. AIRCRAFT WAS NOT GROUNDED: LEFT MAIN FUEL TANK QUANTITY INDICATION ERRATIC. FUEL QUANTITY SHOWS INCREASING AND DECREASIN (N810NN)
- [SDR 3EJA202601091525](https://openairdocs.org/sdr/3EJA202601091525), Oct 15, 2025: Cessna 525B. SIGNAL COND UNIT. FAILED. AFTER TAKEOFF, WE HAD A FUEL GAUGE LEFT ANNUNCIATOR, AND THE FUEL GAUGE HAD GONE DOWN TO 10 POUNDS. R & R FUEL QUANTITY  (N782JS)
- [SDR DXTA2025100205139](https://openairdocs.org/sdr/DXTA2025100205139), Sep 29, 2025: Emb EMB505. WIRE HARNESS. DAMAGED. DURING APPROACH WHILE HANDFLYING, THERE HAD TO BE SIGNIFICANT INPUT IN AILERON TO MAINTAIN LEVEL FLIGHT. FUEL INDICATION (N327QS)
- [SDR AALA202509255664](https://openairdocs.org/sdr/AALA202509255664), Sep 24, 2025: Boeing 737823. ELEC CONNECTOR. NOT SEATED. AIRCRAFT WAS NOT GROUNDED: AFT LEFT FUEL PUMP LOW PRESSURE LIGHT DID NOT ILLUMINATE. CLEANED AND RESEATED CONNECTOR ON B (N928NN)
- [SDR AALA202509045297](https://openairdocs.org/sdr/AALA202509045297), Sep 2, 2025: Boeing 737823. CONNECTOR. DIRTY. AIRCRAFT WAS NOT GROUNDED: RIGHT AFT FUEL PUMP LOW PRESSURE LIGHT NOT ILLUMINATING WITH PUMP TURNED OFF. FOUND TANK NUMB (N873NN)
- [SDR 2025FA0000578](https://openairdocs.org/sdr/2025FA0000578), Aug 26, 2025: Cessna 172S. ELEC CONNECTOR. FAILED. FUEL PRESSURE INDICATIONS ERRATIC. REPLACE FUEL PRESSURE TRANSDUCER CONNECTOR (JN001) PN: S2800-277 REFERENCING TEXTRON  (N90SU)
- [SDR NACA2025082000002](https://openairdocs.org/sdr/NACA2025082000002), Aug 20, 2025: Boeing 76733A. ELEC CONNECTOR. DAMAGED. DURING TROUBLESHOOTING FOUND LEFT FWD FBP CONNECTOR D1550 PIN #6 WILL NOT SECURE. REPLACED FUEL PUMP CONNECTOR D1550 PER (N567NC)
- [SDR CALA2025080607392](https://openairdocs.org/sdr/CALA2025080607392), Aug 3, 2025: Boeing 767322. WIRE HARNESS. FAULTED. AT CRUISE CALC FUEL DROPPED 5K BELOW PROJECTED BURN. FUEL INDICATIONS. UNRELIABLE PERFORMED FQIS BITE IAW FIM TASK 28-41 (N661UA)
- [SDR AALA202507299443](https://openairdocs.org/sdr/AALA202507299443), Jul 25, 2025: Boeing 737823. CONNECTOR. INOPERATIVE. AIRCRAFT WAS GROUNDED: LEFT CENTER FUEL BOOST PUMP LOW PRESSURE LIGHT ON WITH PUMP ON AND FUEL IN THE CENTER. FOUND D876 (N932AN)
- [SDR DALA2025071005204](https://openairdocs.org/sdr/DALA2025071005204), Jul 8, 2025: Boeing 767432ER. WIRE HARNESS. FAULTED. SHIP 1811 -DIV- TO JFK DUE TO LT FUEL QTY INOP. UNABLE TO CONTINUE ETOPS. MEL APPLIED. A/C RESTRICTED TO NON ETOPS ROUTI (N835MH)
- [SDR DALA2025071005198](https://openairdocs.org/sdr/DALA2025071005198), Jul 8, 2025: Boeing 767432ER. WIRE HARNESS. DAMAGED. TOTAL FUEL QTY INDICATION INOP DUE TO MEL 28-41-01A. CORRECTIVE ACTION: PERFORMED FQIS BITE FAULTS MULTIPLE TU OPEN LO Z (N835MH)
- [SDR AALA202505090646](https://openairdocs.org/sdr/AALA202505090646), May 6, 2025: Boeing 737823. CONNECTOR. INOPERATIVE. AIRCRAFT WAS GROUNDED: CENTER FUEL TANK QUANTITY UNRELIABLE. NEED VERIFICATION OF HOW MUCH FUEL IS IN CENTER TANK. REMOV (N916NN)
- [SDR NACA2025042400002](https://openairdocs.org/sdr/NACA2025042400002), Apr 24, 2025: Boeing 7673BG. PIN. LOOSE. L FWD BOOST PUMP ELECTRICAL CONNECTOR PIN LOOSE IN CONNECTOR SOCKET D1550. REPLACED LEFT FORWARD BOOST PUMP CONNECTOR D1 (N565NC)
- [SDR NACA202504032025](https://openairdocs.org/sdr/NACA202504032025), Apr 3, 2025: Boeing 767300. RELAY. FAILED. L AFT FUEL PUMP PRESS LIGHT ON. REMOVED AND REPLACED L AFT FUEL PUMP GFI CONTROL K10705 PER AMM 28-22-19. ALSO REPLACED  (N565NC)
- [SDR AALA202503181840](https://openairdocs.org/sdr/AALA202503181840), Mar 16, 2025: Boeing 737823. ELEC CONNECTOR. CORRODED. AIRCRAFT WAS NOT GROUNDED: LEFT AFT FUEL PUMP LOW PRESSURE LIGHT DOES NOT ILLUMINATE WHEN THE SWITCH IS IN THE OFF POSIT (N842NN)
- [SDR CALA2025031000483](https://openairdocs.org/sdr/CALA2025031000483), Mar 8, 2025: Boeing 757224. WIRE. DAMAGED. FOR SDR CONTROL ONLY, IN REFERENCE TO NRC 123177 (6100565206) (S EVERAL WIRES WITH CHAFFING EVIDENCE ON RH WING FRONT SP (N21108)
- [SDR CALA2025031000481](https://openairdocs.org/sdr/CALA2025031000481), Mar 6, 2025: Boeing 757224. WIRE. DAMAGED. REPLACED 7 DAMAGED WIRE ON R/H WING R/H FRONT SPAR FOR FQIS INDA CATION FOR SDR REPORTING REMOVED ELECTRICAL WIRES W3460 (N21108)
- [SDR AALA202502121414](https://openairdocs.org/sdr/AALA202502121414), Feb 11, 2025: Boeing 737823. ELEC CONNECTOR. LOOSE. AIRCRAFT WAS NOT GROUNDED: AFT LEFT MAIN FUEL LOW PRESSURE LIGHT ILLUMINATED DURING CRUISE. VERIFIED AFT LEFT FUEL PUMP  (N837NN)
- [SDR AALA202502133159](https://openairdocs.org/sdr/AALA202502133159), Jan 31, 2025: Boeing 737823. CONNECTOR. DAMAGED. AIRCRAFT WAS NOT GROUNDED: LEFT AFT FUEL PUMP LOW PRESSURE LIGHT CAME ON AFTER LANDING. LEFT AFT FUEL PUMP LOW PRESSURE  (N996NN)
- [SDR AALA202502114535](https://openairdocs.org/sdr/AALA202502114535), Jan 31, 2025: Boeing 737823. CONNECTOR. LOOSE. AIRCRAFT WAS NOT GROUNDED: RIGHT FUEL TANK SHOWING 500 TO 600 POUNDS LESS THAN LEFT TANK ON DESCENT. FUEL SHOWED NORMAL  (N960AN)
- [SDR DALA2025012000454](https://openairdocs.org/sdr/DALA2025012000454), Jan 19, 2025: Airbus A319114. ELEC CONNECTOR. CORRODED. SHIP 3147 CORROSION ON CONNECTOR 34CVB AND CONNECTOR OF TRANFER VALVE ACTUATOR (12QP) LOCATED ON TRAILING EDGE BTW RIB15 (N347NB)
- [SDR DALA2025010900191](https://openairdocs.org/sdr/DALA2025010900191), Jan 8, 2025: Boeing 757251. WIRE HARNESS. INOPERATIVE. SHIP 5642 -ATB- DUE TO RIGHT FUEL QUANTITY BLANK PRIOR TO ETOPS TRACK. CORRECTIVE ACTION: REMOVED AND REPLACED RT FQIS H (N542US)
- [SDR DXTA2024112201239](https://openairdocs.org/sdr/DXTA2024112201239), Nov 17, 2024: Cessna 560XL. WIRE. BROKEN. IN CRUISE THE CROSFEED PUMP WAS SWITCHED TO L TANK R ENG. THE FUEL BOOST R BEGAN FLASHING IMMEDIATELY. THE MASTER CAUTIO (N655QS)
- [SDR AALA202409239557](https://openairdocs.org/sdr/AALA202409239557), Sep 7, 2024: Airbus A320232. CONTACT. FAILED. AIRCRAFT WAS NOT GROUNDED: CENTER TANK PUMP 1 INOPERATIVE. VALVE INDICATES CLOSED IN THE AMBER POSITION WHEN THE PUMP IS (N657AW)
- [SDR AALA202409059850](https://openairdocs.org/sdr/AALA202409059850), Aug 22, 2024: Boeing 737823. RELAY. POWER LOSS. AIRCRAFT WAS GROUNDED: LEFT CENTER BOOST PUMP LOW PRESSURE LIGHT FLASHING ON AND OFF AND PUMP NOT RUNNING.**SUPPLEMENTAL (N905AN)
- [SDR SWAA2024090315156](https://openairdocs.org/sdr/SWAA2024090315156), Jul 21, 2024: Boeing 7377BD. JUMPER. CORRODED. CORROSION ON LOWER BONDING JUMPER TO AFT BOOST PUMP TANK #1.<[01] REMOVED AND REPLACED LOWER BONDING JUMPER TO AFT BOOST (N7739A)
- [SDR AALA202406100470](https://openairdocs.org/sdr/AALA202406100470), May 30, 2024: Airbus A319112. CONNECTOR. INOPERATIVE. AIRCRAFT WAS NOT GROUNDED: LEFT CENTER FUEL TANK PUMP NEVER CAME ON IN CRUISE. PUMP SWITCH WAS ON. CENTER TANK FUEL WAS  (N762US)
- [SDR AALA202406049537](https://openairdocs.org/sdr/AALA202406049537), May 27, 2024: Boeing 737823. CONNECTOR. LOOSE. AIRCRAFT WAS GROUNDED: IN CRUISE LEFT FUEL QUANTITY INDICATOR SHOWED 400 LB IMBALANCE. CROSSFED MULTIPLE TIMES UNSUCCESS (N940AN)
- [SDR AALA202404097903](https://openairdocs.org/sdr/AALA202404097903), Apr 5, 2024: Boeing 737823. CONNECTOR. DIRTY. AIRCRAFT WAS NOT GROUNDED: NUMBER 2 AFT FUEL PUMP LIGHT IS NOT ILLUMINATED WITH THE FUEL PUMP TURNED OFF. PUSHED TO TEST (N904AN)
- [SDR AALA202404099971](https://openairdocs.org/sdr/AALA202404099971), Apr 3, 2024: Boeing 737823. WIRE HARNESS. FAULTY. AIRCRAFT WAS GROUNDED: REPEAT FUEL IMBALANCE INDICATION DURING CLIMB, 1,200 LBS LOW ON LEFT FUEL TANK.**SUPPLEMENTAL REP (N832NN)
- [SDR NACA2024031000002](https://openairdocs.org/sdr/NACA2024031000002), Mar 10, 2024: Boeing 767323. CONNECTOR. DAMAGED. RIGHT FORWARD BOOST PUMP ELECTRICAL CONNECTOR DAMAGED. DEFERRED PER MEL 28-22-01 CAT C ON 3/10/24 @ 2110Z (N399CM)

All 656: https://openairdocs.org/jasc/2897/reports.md

## Other codes in chapter 28

- [JASC 2800](https://openairdocs.org/jasc/2800): Aircraft Fuel System (740 reports)
- [JASC 2810](https://openairdocs.org/jasc/2810): Fuel Storage (3,517 reports)
- [JASC 2820](https://openairdocs.org/jasc/2820): Aircraft Fuel Distribution System (3,627 reports)
- [JASC 2821](https://openairdocs.org/jasc/2821): Aircraft Fuel Filter/Strainer (366 reports)
- [JASC 2822](https://openairdocs.org/jasc/2822): Fuel Boost Pump (2,745 reports)
- [JASC 2823](https://openairdocs.org/jasc/2823): Fuel Selector/Shut-Off Valve (423 reports)
- [JASC 2824](https://openairdocs.org/jasc/2824): Fuel Transfer Valve (572 reports)
- [JASC 2830](https://openairdocs.org/jasc/2830): Fuel Dump System (125 reports)
- [JASC 2840](https://openairdocs.org/jasc/2840): Fuel Indicating System (1,863 reports)
- [JASC 2841](https://openairdocs.org/jasc/2841): Fuel Quantity Indicator (1,152 reports)
- [JASC 2842](https://openairdocs.org/jasc/2842): Fuel Quantity Sensor (544 reports)
- [JASC 2843](https://openairdocs.org/jasc/2843): Fuel Temperature Indicator (24 reports)
- [JASC 2844](https://openairdocs.org/jasc/2844): Fuel Pressure Indicator (272 reports)

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