JASC 7933

Service difficulty reports · 499

Reports filed under 7933 · Engine Oil Temperature, 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 = '7933'
  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 N6WA2026082104Sensor · faultedLEFT ENG HIGH OIL TEMP 164C IN FLIGHT. VARIABLE WITH THROTTLE. AFTER SHUT DOWN RIGHT ENGINE 81C AND LEFT 145C. (RETURN FROM FLIGHT). REMOVED AND INSTALLED LEFT ENGINE OIL LEVEL/TEMPERATURE SENSOR IAW CRJ 550 AMM 79-31-01. PERFORMED HIGH POWER RUN IAW CRJ 55Aug 19, 2026 · N556GJ · Cndair CL6002C11SDR AALA202608108166Oil System · overtempAIRCRAFT WAS GROUNDED: REF MIC 7559698 - OIL FILTER BYPASS LIGHT AT FL380 FOLLOWED QRH DID AN ENGINE SHUT DOWN AROUND FL320 OIL TEMP WAS RISING RAPIDLY MAX TEMPERATURE NOTED ON OIL TEMP WAS 130. SET WAS 32 MIN 29 SEC. OIL PRESS JUST PRIORTO S/D WAS 39 PSI, ANAug 6, 2026 · N964AN · Boeing 737823SDR QR9R2026070800002Sensor · faultedNR 1 ENGINE OIL TEMPERATURE WENT INTERMITTENTLY HIGH THEN THE BAR INDICATOR FAILED. REMOVED AND REPLACED THE NR 1 OIL TEMPERATURE SENSOR IAW 79-37-00-900-801-A01.Jul 8, 2026 · Bolkms BK117C2SDR HNAA2026070600575Sensor · faultedIN FLIGHT, ENGINE 2 OIL TEMP REACHED 143C. FOLLOWED QRH PROCEDURE AND SHUTDOWN ENGINE 2. R & R ENG 2 OIL TEMP PRESS SENSOR IAW MM 79-31-10, OPS CHKD AND LEAK CHKD GOOD. ACFT OK FOR SERVICE AT THIS TIME.Jul 5, 2026 · N695AE · Emb EMB145LRSDR IPXA2026060515616Sensor · faultedAIR TURN BACK, EMERGENCY DECLARED, PASSING FL200 ON DEPARTURE LT ENG OIL TEMP CLIMBED INTO AMBER RANGE (HIGH AS 164) RUN QRH AND OIL TEMP SLOWLY RETURNED TO SAME AS RT ENG. RESULTED IN ATB T/S IAW FIM 79-34 FAULT TREE 808. PER FIM, R/R OIL TEMP SENSOR IAW AMJun 4, 2026 · N315UP · Boeing 76734AFSDR I5PA2026060319301Pressure Switch · faultyLEFT ENG LOW OIL PRESS LIGHT INOP. R & R LT ENG LOW PRESSURE SWITCH IAW AMM, OPS CHECKED NORMAL.Jun 3, 2026 · N193AN · Boeing 757223SDR MASA2026040700014Oil System · overtempNR 1 ENGINE HIGH OIL TEMP INDICATION IN CLIMB, EMER DECLARED WITH INFLIGHT SHUTDOWN - RTF. REPLACED ENGINE 1 W5 HARNESS AND OIL TEMPERATURE SENSOR. GROUND RUNS PASSEDApr 7, 2026 · N85323 · Emb ERJ170200LLSDR UATA2650406267901Oil Cooler · failedLEFT ENGINE OIL TEMPERATURE INCREASED TO REDLINE, PERFORMED PRECAUTIONARY SHUTDOWN. REMOVED AND REPLACED #1 OIL COOLER REF CASA MM 79-20-00 LEAK CHECK GOOD.Apr 6, 2026 · N1331C · Casa C212CCSDR DALA2025122809426Sensor · faultedIFSD/DE - OIL TEMP EXCEEDANCE - ON APPROACH RIGHT ENGINE OIL TEMPERATURE EXCEEDANCE MESSAGE, CREW FOLLOWED QRH AND OIL TEMP CONTINUED TO RISE AND CREW SHUTDOWN ENGINE AND DECLARED AN EMERGENCY INTO IAD. FOUND FAULT FOR OIL TEMP SENSOR CH A/B DISAGREE. REPLACDec 27, 2025 · N327DU · Airbus BD5001A11SDR ABXA20251111294Sensor · damagedON TAXI OUT,  RT ENGINE OIL TEMP INDICATION BLANKED AFTER ENGINE START, ACFT RETURNED TO THE GATE AND MTX GROUNDED ACFT , TROUBLESHOT AND FOUND NR 2 ENGINE OIL TEMP SENSOR DAMAGED. REMOVED AND REPLACED THE SENSOR IAW AMM 79-34-01. OPS CHECKED GOOD, ALL INDICANov 11, 2025 · N1321A · Boeing 767306SDR AALA202505268839Thermocouple · faultedAIRCRAFT WAS GROUNDED: AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO DFW DUE TO THE FLIGHT CREW REPORTING THAT WHILE CLIMBING THROUGH 10000FT, THEY NOTICED THAT THE LEFT ENGINE OIL QUANTITY INDICATION WAS SHOWING XX ALONG WITH AMay 23, 2025 · N582UW · Airbus A321231SDR QR9R2025030700001Sensor · faulty#2 ENGINE OIL TEMPERATURE NOT INDICATING AT IDLE. REMOVED AND REPLACED #2 ENGINE OIL TEMP SENSOR IAW ARRIEL 1E2 79-37-00-900-801-A01. MOC SUCCESSFULLY COMPLETED.Mar 7, 2025 · Bolkms BK117C2SDR QMLA2024100120126Oil System · overtempENTERING CRUISE FLIGHT AFTER TAKEOFF, EOT TURNED RED AND INDICATED 109C. INITIATED RETURN FOR LANDING. EOT SHOWED 135C ON LANDING, BUT LOWERED DURING 2 MINUTE SHUTDOWN. REMOVED AND REPLACED THE ENGINE.Sep 27, 2024 · N214AM · Bell 407SDR QMLA2024072220089Oil System · overtempFOUR MINUTES AFTER TAKEOFF WHILE CLIMBING TO CRUISE ALTITUDE, ENGINE OIL TEMPERATURE INDICATED 109C AND INCREASING (MAX 107C). HELICOPTER LANDED 2 MINUTES LATER AND ENGINE OIL TEMPERATURE HAD REACHED 133C. REMOVED AND REPLACED ENGINE IAW BH 407GX MM 407-A-71-Jul 21, 2024 · N293AM · Bell 407SDR IPXA2024022628743Oil System · low pressure*** DIVERSION *** ENG 1 OIL LO PR ECAM WARNING IMMEDIATELY AFTER LIFT OFF. DETERMINED IT WAS AN ERRONEOUS MESSAGE BASED ON ECAM AND ANALOGUE OIL PRESSURE GAUGES. DIVERT TO CAE WITH BOTH ENGINES OPERATING NORMALLY. OPS CHECKED LOW OIL PRESSURE SWITCH REF AMM 7Feb 23, 2024 · N154UP · Airbus A300F4622RSDR 6CBA2024021224001Wire · unsecureIN CRUISE FLIGHT THE CREW SAW THE OIL TEMP START TO CLIMB AND THEY RECEIVED A RED OIL TEMP CAS MESSAGE. CREW FOLLOWED QRH, & OIL TEMP DROP MOMENTARILY BUT SPIKED AGAIN. DECLARED AN EMERGENCY & LANDED AT THEIR SCHEDULED DESTINATION AIRPORT, BFI. CREW REPORTED TFeb 9, 2024 · N391AF · Pilats PC1247ESDR DALA2023032402300Unknown · unknownSHIP 5652 -DIVERSION/IFSD- DIVERSION TO MCO WITH DECLARED EMERGENCY DUE TO RIGHT ENGINE OIL TEMP IN THE RED BAND. FLIGHT CREW PERFORMED IFSD PER QRH. CORRECTIVE ACTION: INSPECTED MCD'S AND OIL FILTERS, ALL CLEAN. DRAINED 2.5 GALLONS FROM MAIN GEARBOX. REPLACEDMar 24, 2023 · N552NW · Boeing 757251SDR ASAA2023012241615Probe · out of rangeTHE ENGINE OIL TEMPERATURE SIGNAL (TEO) IS OUT OF RANGE (MESSAGE # 79-11101), LONG TIME FAULT, #1 ENGINE. GROUNDED - YES. REMOVED & REPLACED OIL TEMPERATURE SENSOR REF B737-900 AMM 79-34-02.Jan 22, 2023 · N423AS · Boeing 737990ERSDR QR9R2022122000001Sensor · faultedAFTER RE-FUEL WHEN RETURNING THE ENGINES TO FLIGHT, THE #1 ENGINE OIL TEMPERATURE INDICATION TURNED TO YELLOW WITH NO TEMP INDICATION. REPOSITIONED TO PARKING AND HAD MAINTENANCE VERIFY, NO CHANGE IT INDICATION. MOC COMPLETED WITH NO TEMP INDICATION ON #1 ENGIDec 20, 2022 · Bolkms BK117C2SDR QR9R2022102700001Sensor · faulty#2 ENG TEMP INDICATOR NOT PRESENT, NO SYMBOLOGY DURING FLIGHT. #2 ENG OIL PRESSURE 1.6. TEST FLIGHT EVALUATION REVEALED AFTER APPROX 3 MINUTES AT IDLE THE #2 ENGINE OIL TEMP BEGAN TO CLIMB TO THE TRANSIENT RANGE AND DISAPPEARED. BOTH THE DIGITAL NUMBER AND THEOct 27, 2022 · Bolkms BK117C2SDR DALA2022090705987None · noneSHIP 1703 -ATB/IFSD- 30 MINUTES AFTER TAKE OFF OUT OF ATL FLIGHT CREW OBSERVED LEFT ENGINE HIGH OIL TEMP MESSAGE WITH ASSOCIATED OIL QUANTITY ZERO. ENGINE SHUT DOWN PER QRH, TURNED BACK TO ATL. OIL TANK FOUND TO BE EMPTY ANDNO VISUAL EXTERNAL OIL LEAKS FOUND. Sep 5, 2022 · N173DZ · Boeing 767332SDR O2GA2022082182501Valve · intermittentON TAKE OFF JUST AFTER ROTATION R ENG OIL TEMP WENT YELLOW @ 105* C. THEN 109* C. DURING THE COURSE CHANGE TURN THE R ENG OIL TEMP TURNED RED @ 117*C. STAYED THERE FOR APPROXIMATELY 3-5 SECONDS UNTIL LEVEL OFF AND POWER REDUCED TO 42 % AND OIL TEMP WENT TO 58*Aug 14, 2022 · N825UP · Beech B300SDR DALA2022081505520None · noneSHIP 5804 -ATB- CREW PERFORMED AIR TURN BACK TO LAS DUE TO LEFT ENGINE OIL TEMP HIGH IN THE YELLOW RANGE. CORRECTIVE ACTION: REPLACED AIR/OIL COOLER VALVE, THERMOCOUPLE, LUBE SCAVENGE PUMP AND #4 BEARING SCAVENGE VALVE. ENGINE HIGH POWER RUNS GOOD.Aug 14, 2022 · N584NW · Boeing 757351SDR DALA2022080505387None · noneSHIP 6717 ATB- PERFORMED AIR TURN BACK TO ATL DUE TO LEFT ENGINE HIGH OIL TEMPERATURE IN CAUTION RANGE. CORRECTIVE ACTION: FOUND LEFT ENGINE OIL PUMP AND L IDG OIL TEMP EICAS MESSAGE. REPLACED LT ENGINE IDG AND LUBE PUMP.Aug 4, 2022 · N67171 · Boeing 757232SDR DALA2022072605153None · noneSHIP 5804 -MISC/DE- DUE TO LT ENGINE HIGH OIL TEMPERATURE. CORRECTIVE ACTION: DRAINED GEARBOX. REPLACED OIL TEMP THERMOCOUPLE AND AIR OIL COOLER.Jul 25, 2022 · N584NW · Boeing 757351SDR CALA2022062701595Scavenge Pump · overtempRT ENG OIL TEMP REACHED AMBER BAND. #2 LUBE SCAVENGE PUMP REPLACED AND HI POWER RUNS ACCOMPLOISHED. OIL TEMPS AND PRESSURE NOTIFIED. NORMAL. NO OBSEVED INDICATION FAULTS NOTED AND NO EXISTING STATUS MESSAGES.Jun 27, 2022 · N66057 · Boeing 767424ERSDR CALA2022061701524Sensor · failedON CLIMB RT ENGINE OIL TEMP APPROACHED 160. RAN QRH. REDUCED THR UST TO 40 N1. TEMP REDUCED. ACCOMPLISHED FIM 79-34 808. TROUBLESHOT TO A BAD OIL TEMP SENSOR.REPLACED #2 ENGINE TEMP SENSOR AND NO FURTHER DEFECTS NOTED REF AMM 79-34-01-424-15-H03. ALL WORK ACCOJun 17, 2022 · N66057 · Boeing 767424ERSDR P5CA2022041300110None · noneSTATUS MESSAGE ENG 2 OIL SYS(<P>COMPLETED LOW PRESSURE INSP PER AMM 71-00-00 NO DEFECT. GBX INSP COMPLETED PER 72-60-00 NO DEFECT.</P> / <P>ADDITIONAL INSP FPI OF #2 ENG OIL SUPPLY TUBE PER BOEING SPM 70-11-06 NO DEFECTS. OIL CAP INSP PER AMM 12-13-03 NO DEFECApr 12, 2022 · N858GT · Boeing 74787UFSDR FDEA202112283154Sensor · faultedHI ENG OIL TEMP #1, GOT INITIAL ADVISORY AT CRUISE LEVELOFF 35,000; 168C. FOLLOWED QRH ADVISORY WHICH LED TO ENG OIL HI TEMP QRH PROCEDURE. TEMPERATURE PEAKED AT 176C, SHOWED 36C TO 40C HOTTER THAN #2 ENG DURING DESCENT AT FLIGHT IDLE. EMERGENCY DECLARED,Dec 28, 2021 · N748FD · Airbus A300B4622RSDR QR9R20211213001Probe · no indicationDURING ENGINE ADVANCING FROM IDLE TO FLIGHT, ENG #2 OIL TEMP INDICATION WENT BLANK. A TEST FLIGHT EVAL REVEALED #2 ENGINE OIL TEMPERATURE DISPLAY ON VEMD FAILED WITHIN FIVE MINUTES OF START OF #2 ENGINE. THE DIGITAL SEGMENT UNDER THE TEMPERATURE DISPLAY WAS ADec 13, 2021 · Bolkms BK117C2SDR QR9R20211207001Probe · faultyDURING ENGINE START #1 ENGINE OIL TEMP READ "0" TO OFF SCALE BACK TO 0 THREE TIMES. ENGINE SHUT DOWN IMMEDIATELY, ALL OTHER INDICATIONS WERE NORMAL. REPLACED #1 OIL TEMPERATURE PROBE IAW TURBOMECA ARRIEL 1 E2 79-37-00-900-801-A01. T/F MOC SUCCESSFULLY COMPLETEDec 7, 2021 · Bolkms BK117C2SDR QR9R20211119002Probe · failedWHEN GOING FROM IDLE TO FLIGHT, #2 ENGINE TEMP GAUGE FAILED WITH NORMAL OIL PRESSURE.Nov 19, 2021 · Bolkms BK117C2SDR UIEA2021111202407Diode · noneR ENG OIL PRESS LIGHT INOP(<P>TRANSFERRED TO MDDR 156702 PER MEL 79-33-01-01 CAT C. DUE DATE 23NOV21</P> / <P>14NOV21 - LOG PAGE 1373448 - ITEM #4 - SCK - : REMOVED AND REPLACED R ENGINE OIL PRESSURE ANNUNCIATOR DIODE/FUSE CARD REF B767 AMM 33-16-02-962-007. ONov 13, 2021 · N1487A · Boeing 76731KSDR UIEA2021110902373None · noneRIGHT ENGINE OIL PRESSURE LIGHT NO ILLUMINATED LOW OIL PRESSURE(<P>TRANSFERRED TO MDDR 156493, CAT C, DUE 19 NOV 21 PER DDG 79-33-01-01.</P> / <P>REF LP 1372081 ITEM 4 - CLEANED CONTACTS AND RELAMPED KORRY SWITCH RT ENG OIL PRESS IAW AMM 33-16-02. OPS CKS GOONov 9, 2021 · N1373A · Boeing 76731KSDR UIEA2021102702292Pressure Switch · noneRT ENGINE LOW OIL PRESSURE INDICATION INOP (LOW ENG OIL PRESS INDICATION SYSTEM (-200/-300), ALL EXCEPT JT9D WITHOUT SB767-78-8 INSTALLED, AND CF6-80A/A2 WITHOUT SB767-78-8 INSTALLED)(<P>TRANSFERRED TO MDDR 155755 IAW MEL 79-33-01-01, CAT C, DUE DME 05NOV21. POct 26, 2021 · N1373A · Boeing 76731KSDR P5CA2021100500379None · noneLEFT ENG OIL PRESSURE INTERMITTENTLY FLUCTUATES BETWEEN 28 AND 165 PSI. ALL OTHER OIL INDICATIONS NORMAL.(<P>CLEANED AND RESEATED #1 ENG OIL PRESS XMITTER PER AMM 79-33-00 REV 133. RUN #1 ENG PER AMM 71-00-00, NIL DEFFECT NOTED. AIRCRAFT OK FOR SERVICE.</P>)Oct 5, 2021 · N643GT · Boeing 7673JHFSDR 2021FA0000233Sensor · erraticERRATIC TEMPERATURE INDICATION ON THE LEFT PRECOOLER INLET TEMPERATURE SENSORAug 10, 2021 · N576GD · Gulstm GVSPG500SDR 2021FA0000220Probe · leakingOIL TEMP PROBE LEAKING OIL THROUGH WIRE CONNECTION PINSAug 5, 2021 · N79US · Diamon DA40SDR DALA2021070803827Heat Exchanger · faultedSHIP 6712 - ATB - TO LAS DUE TO LEFT ENGINE OIL TEMPERATURE REACHING THE AMBER BAND. TEMPERATURE DECREASE WHEN THROTTLE PULLED BACK. CORRECTIVE ACTION: T/S R/R LET ENGINE EEC OIL HEAT EXCHANGER THERMOCOUPLE PER B757 AMM 79-34. R/R AIR/OIL HEAT EXCHANGER PER B7Jul 8, 2021 · N6712B · Boeing 757232SDR FDEA202104271048Engine · overtempSTARTED DESCENT FROM FL 310, THE OIL TEMP SPIKED UP TO 165 ON THE LT ENGINE. THROTTLE WAS PULLED TO IDLE, & CHECKLIST RUN FOR HIGH OIL TEMP, LT ENGINE. OIL QUANTITY INDICATED 0 (ZERO). AFTER 7 MINUTES OIL TEMP REDUCED BELOW AMBER BAND. ENGINE REMAINED ATApr 27, 2021 · N110FE · Boeing 767300SDR UIEA2021030800486Pressure Switch · malfunctionedDURING PRE-FLIGHT CHECKLIST FOUND LH ENG PRESSURE WARNING LIGHT NOT EMITTING.(<P>REMOVED AND REPLACED LH ENG LOW OIL PRESSURE WARNING SWITCH IAW AMM 79-33-01. OPS CHECK GOOD. LIGHT EMITTS.</P>)Mar 7, 2021 · N1229A · Boeing 767306SDR P5CA2021030800060Sensor · brokenNBR 2 ENGINE OIL TEMP INDICATIONS ARE INTERMITTENT FROM RANDOM TEMPERATURES TO BLANK.(<P>FOUND OIL TEMP SENSOR BROKEN. REMOVED AND REPLACED IT. OPS LK CK OK WITH ENG IAW 79-34-01-024-001-H02</P>)Mar 7, 2021 · N644GT · Boeing 7673JHFSDR VNAA2020102011118Warning Message · false activationPRECAUTIONARY ENGINE SHUTDOWN DUE TO HIGH OIL TEMPERATURE. AIR RETURN TO CLT FOR RT ENGINE OIL HIGH TEMPERATURE. REMOVED AND REPLACED DCU 1, IAW CRJ 900 AMM 31-41-04-000/400-801. OPERATIONS CHECKED GOOD. PERFORMED OPERATIONS CHECK OF DCU 1, IAW CRJ 900 AMMOct 18, 2020 · N547NN · Cndair CL6002D24SDR VNAA2020101511101Sensor · abnormalPER FLIGHT CREW, RIGHT ENGINE OIL TEMP FLUCTUATIONS FROM 155-158 ON CLIMB OUT FL 210 TO FL 230. LEVELED OFF FLIGHT LEVEL 230 AND THE OIL TEMP WENT TO 163C. RAN THE QRH. SHUT THE ENGINE DOWN. REMOVED AND REPLACED RT ENGINE OIL LEVEL/TEMP SENSOR, IAW CRJ-900 Oct 14, 2020 · N547NN · Cndair CL6002D24SDR UIEA2020100802195Sensor · fluctuatesRT ENG OIL TEMP FLUCTUATING IN FLIGHT TO 0 DEG C, ALWAYS SHOWED LESS THAN LT ENGINE ON START. RT ENGINE OIL TEMP FLUCTUATING UP TO -17 DEG C. REMOVED AND REPLACED RIGHT ENGINE OIL TEMP SENSOR. OPS CHECKS GOOD, IAW AMM 79-34-01.Oct 6, 2020 · N1181A · Boeing 7673Y0SDR MASA2020051610066Unknown · malfunctionedRT ENG OIL TEMP HI IN CRUISE AT 250- EMERG DECLAREDMay 15, 2020 · N916FJ · Cndair CL6002D24SDR RU3A20200430019Unknown · malfunctionedLEFT ENGINE OIL TEMP HIGH. RAPID RISE IN OIL TEMP, TEMP FOLLOWS POWER LEVER. ENGINE AT IDLE TO MAINTAIN ACCEPTABLE TEMPERATUREApr 30, 2020 · N84 · Beech 300BEECHSDR RU3A20200421018Unknown · malfunctionedLEFT ENGINE OIL TEMP EXCEEDED 99 DEG. W/YELLOW INDICATOR. TEMP REACHED 107 DEG. W/NORMAL OIL PRESSURE. TEMP RETURNED TO NORM RANGE DESCENDING FOR CAUTIONARY LANDING.Apr 21, 2020 · N84 · Beech 300BEECHSDR IPXA2019090846461Sensor · faultyINSPECTION TYPE:N/A ATB - CLIMBING THROUGH 16,000 ENG ADV ON RIGHT ECAM #2 ENG OIL TEMP WAS INDICATING BETWEEN 162 DEG AND 176 DEG THE INDICATION WAS ERRATIC, PULLED POWER BACK ON #2 ENGINE TO KEEP OIL TEMP WITHIN LIMITS. IT SEEMED TO HELP KEEP THE OIL TEMP LOSep 7, 2019 · N163UP · Airbus A300F4622RSDR SIMA2019082219006Indication Sys · unknownAT LEVEL OFF 13,000' 0 LEFT OIL TEMP WENT AMBER AND RED. WENT IDLE, TEMP WENT BACK AMBER, THEN WENT 147-149 AFTER 10 MIN TEMP STAYED 135 TO 137. TAXI, TAFF, CLIMB NORMAL OPS. CHECKED IAW FIM 79-30-00-810-810 RAR #1 ENGINE OIL LEVEL/OIL TEMPERATURE SENSOR IAAug 19, 2019 · N536EA · Cndair CL6002C10
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