# JASC 2211: Autopilot Computer

- Type: JASC system/component code (FAA)
- ATA chapter: 22 Auto Flight
- Title in the code table: AUTOPILOT COMPUTER
- Service difficulty reports: 585
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=17
- Page: https://openairdocs.org/jasc/2211

## What it covers

For reports pertaining to the autopilot computer only. Typical parts are resistor, circuit board, capacitor, or power supply, etc.

## Service difficulty reports (585, newest 50)

- [SDR CALA2026083119068](https://openairdocs.org/sdr/CALA2026083119068), Aug 28, 2026: Boeing 767322. COMPUTER. FAULTED. LT NAV WILL NOT ENGAGE, MODE CONTROL PANEL HAVE TO BE REPLACED, AUTO THROTTLES DISENGAGED OFF GATE RESET TO THRUST MANAG (N647UA)
- [SDR AALA202608231844](https://openairdocs.org/sdr/AALA202608231844), Aug 21, 2026: Boeing 737823. COMPUTER. FAILED. AIRCRAFT WAS GROUNDED: AFTER STARTING DECENT FORM 12000 FT ON STAR A/P WENT INTO CWS. AS A PRECAUTION AN EMERGENCY WAS D (N941AN)
- [SDR QXEA2026072800169](https://openairdocs.org/sdr/QXEA2026072800169), Jul 24, 2026: Emb ERJ170200LR. MAU. FAULTED. FLIGHT 2107. ON THRUST REDUCTION FOR LANDING AT APPROX 30 FEET A.G.L. AIRCRAFT STARTED AN UNCOMMANDED ROLL TO THE LEFT.  (N643QX)
- [SDR CALA2026060316797](https://openairdocs.org/sdr/CALA2026060316797), Jun 2, 2026: Boeing 7378. RELAY. FAULTY. BOTH AUTOPILOTS WOULD NOT ENGAGE IN FLIGHT REF FIM 22-11 TASK D56. FOR CHANNEL A, FOUND MAINT MESSAGE 22-11127 AND 22-11 (N47291)
- [SDR CALA2026041515370](https://openairdocs.org/sdr/CALA2026041515370), Apr 12, 2026: Boeing 737824. SWITCH. OUT OF POSITION. STAB TRIM AUTOPILOT SWITCH IN CUTOFF POS CREW REPORTED SPEED TRIM FAIL. AIR RETURNED TO IAH UPON MEETING FLIGHT CREW, FO (N17229)
- [SDR AALA202601056931](https://openairdocs.org/sdr/AALA202601056931), Dec 24, 2025: Boeing 737823. FMC. ABNORMAL. AIRCRAFT WAS NOT GROUNDED: WHILE DESCENDING IN VNAV FROM FL280 TO FL 220 THE AIRCRAFT DID AN UNCOMMANDED LEVEL OFF AT FL (N851NN)
- [SDR CALA2025081107549](https://openairdocs.org/sdr/CALA2025081107549), Aug 8, 2025: Boeing 737824. ACTUATOR. FAULTED. THREE UNCOMMANDED RIGHT ROLL INPUTS MADE WHILE ON COMMAND A AUTO PILOT. THE FIRST HAPPENED THRU CHECKED DFCS BITE NO FAU (N27239)
- [SDR AALA202506246972](https://openairdocs.org/sdr/AALA202506246972), Jun 23, 2025: Boeing 737823. AUTOPILOT SYS. FAILED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: AUTOPILOT KICKED OFF, REENGAGED AUTOPILOT-B AND WOULD NOT E (N819NN)
- [SDR 2025F00028](https://openairdocs.org/sdr/2025F00028), Feb 3, 2025: Bell 429. COMPUTER. FAULT MESSAGE. PRIOR TO DEPARTING XA62, THE #2 AUTOPILOT MAINTENANCE AND AUTO TRIM CAUTION MESSAGE ILLUMINATED ON THE CREW ALERTING SYS (N428CF)
- [SDR HEEA202402280001](https://openairdocs.org/sdr/HEEA202402280001), Feb 26, 2024: Skrsky S76C. COMPUTER. FAILED. DURING APPROACH OFFSHORE, #2 AP FAILED. (N738P)
- [SDR DALA2023071705773](https://openairdocs.org/sdr/DALA2023071705773), Jul 14, 2023: Airbus A330323. UNKNOWN. UNKNOWN. SHIP 3311 - DIV - INTO ATL DUE TO AUTO FLT FM 2 ECAM FAULT. CORRECTIVE ACTION: REPLACED FMGEC 2. (4932783) (N811NW)
- [SDR CALA2023050301332](https://openairdocs.org/sdr/CALA2023050301332), May 3, 2023: Boeing 7378. PACKING. LEAKING. HYDRAULIC FLUID QUANTITY INDICATION SHOWS RF (76%) SYSTEM A SYS A HYD SLOWLY DECREASES APPROX 1 PCT DECREASED TO30 PCT.  (N11206)
- [SDR DALA2023050203417](https://openairdocs.org/sdr/DALA2023050203417), May 1, 2023: Boeing 767432ER. UNKNOWN. UNKNOWN. SHIP 1813 -DIV- TO DTW. UNABLE TO ENGAGE LNAV ON AFDS MODE CONTROL PANEL. HDG SEL AND VNAV MODES FUNCTIONAL.CORRECTIVE A (N837MH)
- [SDR AALA202303278273](https://openairdocs.org/sdr/AALA202303278273), Mar 23, 2023: Boeing 737823. COMPUTER. NOT SEATED. AIRCRAFT WAS GROUNDED: AT CRUISE ALTITUDE, HAD STAB OUT OF TRIM LIGHT. STABILIZER TRIM INOPERATIVE. EMERGENCY DECLARED;  (N321RL)
- [SDR UIEA2023011600047](https://openairdocs.org/sdr/UIEA2023011600047), Jan 23, 2023: Boeing 767324. SWITCH. BROKEN. DMI L NAV SWITCH BROKEN. L NAV INOP.(MODE CONTROL PANEL WAS REPLACED PER AMM 22-11-02-002-001 & 22-11-02-402-008 REQUIRE (N645GT)
- [SDR DALA2022111007255](https://openairdocs.org/sdr/DALA2022111007255), Nov 6, 2022: Airbus A319114. FCU. FAILED. SHIP 3114 - ATO - AT 80KTS DUE LOSING ALL FMA DATA. CORRECTIVE ACTION: REPLACED FCU PER A319 AMM 22-81-12 AND FMGC 2 PER (N314NB)
- [SDR ASAA2022102340410](https://openairdocs.org/sdr/ASAA2022102340410), Oct 23, 2022: Boeing 7379. TRIM SYSTEM. FAULT MESSAGE. ON RECALL SPEED TRIM FAIL LIGHT ILLUMINATED LIGHT WENT OUT WHEN MASTER CAUTION WAS RESET. GROUNDED - YES. FOUND NO DFCS  (N978AK)
- [SDR HALA2022092700295](https://openairdocs.org/sdr/HALA2022092700295), Sep 24, 2022: Airbus A330243. NONE. NONE. SHIP 393 - ATB - THS WHEEL MOVES ERRATICALLY AND FAST WHEN AUTOPILOT IS ON. WHEN AUTOPILOT IS OFF, TRIM FEELS NORMAL. CO (N393HA)
- [SDR CALA2022092102430](https://openairdocs.org/sdr/CALA2022092102430), Sep 21, 2022: Boeing 737. NONE. CORRODED. SPEED TRIM FAIL MASTER CAUTION ON DEPT BOX. LAND VERIFY TEST AND STAB TRIM TEST ALL PASS ON THE GROUND. REF FIMTSK 22-11 (N37263)
- [SDR QXEA2022082900280](https://openairdocs.org/sdr/QXEA2022082900280), Aug 26, 2022: Emb ERJ170200LR. NONE. NONE. NOTICEABLE PULSATING VIBRATION IN BOTH CONTROL COLUMNS WHEN AUTOPILOT ENGAGED. CREW DISCONNECTED AUTOPILOT VIBRATION SUB (N646QX)
- [SDR YENA2022090100847](https://openairdocs.org/sdr/YENA2022090100847), Aug 17, 2022: Airbus A320232. AUTOPILOT SYS. FAULTY. FLT#767, MCO-PSE. (AIRCRAFT DIVERTED TO SJU) 'NAV LS TUNING DISAGREE IN FLIGHT W/ AUTO PILOT #1 DISCONNECT & MAP NOT AVA (N784JB)
- [SDR ASAA2022081139468](https://openairdocs.org/sdr/ASAA2022081139468), Aug 11, 2022: Boeing 737890. FCU. WARNING LIGHT. SPEED TRIM LIGHT ILLUMINATES ON MASTER CAUTION RECALL. GROUNDED - YES. REMOVED AND REPLACED FCC-B IAW B737-800 AMM 22-11 (N559AS)
- [SDR 9JLA2022081123499](https://openairdocs.org/sdr/9JLA2022081123499), Aug 4, 2022: Cessna 560XL. COMPUTER. DEFECTIVE. THE FLIGHT CREW REPORTED MULTIPLE FAILURES OF PITCH AND ROLL MIS-TRIM. PITCH MIS-TRIM EXHIBITED EXTREME PITCH PRESSURES  (N827JN)
- [SDR 9JLA2022071439155](https://openairdocs.org/sdr/9JLA2022071439155), Jul 6, 2022: Beech 400A. AUTOPILOT SYS. FAILED. THE FLIGHT CREW REPORTED WHEN ENGAGING AUTO PILOT AT 9,000 MSL AN ILLUMINATED "AP PITCH TRIM FAIL, AP ROLL TRIM FAIL" AN (N346HG)
- [SDR AALA202207068739](https://openairdocs.org/sdr/AALA202207068739), Jul 3, 2022: Boeing 737. ACTUATOR. FAILED. AIRCRAFT WAS GROUNDED: AT 16,000 FT 280 KNOTS ENGAGED AUTOPILOT YOKE MOVED BACK CAUSING MOMENTARY PITCH UP , THEN MOVED  (N953AN)
- [SDR ASAA2022051338297](https://openairdocs.org/sdr/ASAA2022051338297), May 13, 2022: Boeing 737890. AUTOPILOT SYS. FAULTED. SIMULTANEOUS LOSS OF ONE MACH TRIM CHANNEL, AUTOPILOT "A" AND CAPTAIN SIDE FLIGHT DIRECTOR SHORTLY AFTER LEVEL OFF AT 37 (N596AS)
- [SDR ASAA2022050138182](https://openairdocs.org/sdr/ASAA2022050138182), May 1, 2022: Boeing 7379. DFGS. FAILED. AN HOUR INTO FLIGHT AP "B" DISCONNECTED. REENGAGED HELD FOR 15 MINS THEN FAILED. SWITCHED TO AP "A" WHICH WORKED. AN HOU (N933AK)
- [SDR ASAA2022042538123](https://openairdocs.org/sdr/ASAA2022042538123), Apr 25, 2022: Boeing 7379. COMPUTER. FAULTED. AUTOPILOT B FAILED ENROUTE. AUTOPILOT A WORKS NORMAL. GROUNDED - YES. REMOVED & REPLACED FCC-B REF B737-9 AMM 22-11-33-4 (N933AK)
- [SDR 2022F00162](https://openairdocs.org/sdr/2022F00162), Mar 22, 2022: Doug DC915F. NONE. FAULTY. ON CLIMB OUT KDRT, AIRCRAFT BEGAN ALTERNATING LEFT/RIGHT YAW EVENTS WHICH CONTINUED THROUGHOUT FLIGHT WITH AUTOPILOT ON  (N785TW)
- [SDR JJBA20220303001](https://openairdocs.org/sdr/JJBA20220303001), Mar 3, 2022: Emb EMB145XR. PRESSURE SENSOR. INOPERATIVE. AP/YD FAIL, RUDDER SYS 1-2 INOPERATIVE DURING CLIMB. RESET THE AP AND YD OPS CHECK GOOD. NO FAULTS NOTED. REMOVED AND RE (N16170)
- [SDR CALA2022030300552](https://openairdocs.org/sdr/CALA2022030300552), Mar 3, 2022: Boeing 767*. CONTROL PANEL. UNSERVICEABLE. MCP ALTITUDE WINDOW CANT BE CHANGED WITH A/P ON HAVEE TO CLICK O FF A/P AND FD TO CHANGE ALT REPLACED MODE CONTROL PANEL (N66056)
- [SDR AALA202202042205](https://openairdocs.org/sdr/AALA202202042205), Feb 2, 2022: Airbus A319112. NONE. NONE. AIRCRAFT WAS GROUNDED: AUTOPILOT KICKED OFF DURING CLIMB. HIGH CABIN PRESSURE ECAM MESSAGE. EXECUTED AN EMERGENCY DESCEN (N769US)
- [SDR DALA2022011200244](https://openairdocs.org/sdr/DALA2022011200244), Jan 11, 2022: Boeing 7572Q8. NONE. NONE. SHIP 6808 -ATB- NO AUTOLAND ANNUNCIATED AND MULTIPLE AUTO-FLIGHT AND AUTO-THROTTLE ISSUES DURING CLIMB. CORRECTIVE ACTIO (N712TW)
- [SDR CALA2021122002407](https://openairdocs.org/sdr/CALA2021122002407), Dec 19, 2021: Boeing 7377*. NONE. DEFECTIVE. MCP FAILED IN CRUISE. UNABLE TO SET COURSE SPEED OR ALTITUDE FOUND MSP DC1 C/B POPPED. RESET, NO HELP. REMOVED AND REPLA (N24702)
- [SDR AALA202111016874](https://openairdocs.org/sdr/AALA202111016874), Oct 28, 2021: Boeing 737*. COMPUTER. FAILED. AIRCRAFT WAS NOT GROUNDED: AUTOPILOT A AND B FAILED TO ENGAGE, FLIGHT DECLARED EMERGENCY AND RETURNED TO FIELD. REPLACED (N925NN)
- [SDR CALA2021102201953](https://openairdocs.org/sdr/CALA2021102201953), Oct 22, 2021: Boeing 737724. NONE. FAILED. BOTH AUTOPILOTS INOP CWS A AND B INOP R&R STAB TRIM INTERLOCK RELAY R 850 REF WDM 27-41-12. NO HELP PERFORMED LAND V (N33714)
- [SDR AALA202110144654](https://openairdocs.org/sdr/AALA202110144654), Oct 10, 2021: Boeing 737823. COMPUTER. FAULTY. AIRCRAFT WAS GROUNDED: DURING FINAL APPROACH WITH FLAPS 40, MULTIPLE UNCOMMANDED RH WING BANK. REPLACED FLIGHT CONTROL C (N925AN)
- [SDR J7SA2021083100294](https://openairdocs.org/sdr/J7SA2021083100294), Aug 28, 2021: Emb EMB505. MOUNT. FAULTED. ABNORMAL SOUND COMING FROM UNDER RH COCKPIT SEAT. ELEVATOR CONTROL FEELS LIKE SOMETHING IS DRAGGING WHEN ACTUATED BY THE (N347FX)
- [SDR DALA2021072104129](https://openairdocs.org/sdr/DALA2021072104129), Jul 18, 2021: Airbus A321211. DISPLAY. ODOR. BURNING ELEC ODOR IN COCKPIT & F.O. MCDU WENT BLANK. C/W WORK CARD 0550-2002 IDENTIFY AND T/S SMOKE AND FUMES IN COCKPIT (N328DN)
- [SDR UIEA2021062101390](https://openairdocs.org/sdr/UIEA2021062101390), Jun 21, 2021: Boeing 767306. COMPUTER. MALFUNCTIONED. AUTOPILOT (C) FAILED AT FL380. UNABLE TO RE-ENGAGE THE C OR R AUTOPILOT FROM FL 370 AND THE HALFWAY POINT OF THE FLIGHT  (N1399A)
- [SDR YENA2021052100323](https://openairdocs.org/sdr/YENA2021052100323), May 19, 2021: Airbus A320232. COMPUTER. FAULTED. FLT# 1968, PBI-JFK. FLT CNTRL SPLR FAULT TO FLIGHT ECAM ; R/R #1 SEC IAW AMM 27-93-34 OPS CHECL IAW AMM 27-96-00 OPS CHE (N637JB)
- [SDR ASAA2021032834487](https://openairdocs.org/sdr/ASAA2021032834487), Mar 28, 2021: Boeing 737990ER. COMPUTER. FAULTY. NEITHER LNAV OR VNAV WOULD ENGAGE. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 22-11 TASKS 830 AND 831 ALSO FIM 34-61 TASK (N431AS)
- [SDR JJBA20210303001](https://openairdocs.org/sdr/JJBA20210303001), Mar 3, 2021: Emb EMB145XR. CONTROLLER. INOPERATIVE. AUTOPILOT AND YAW DAMP WOULD NOT ENGAGE AFTER TAKE OFF, NO VERTICAL MODE AVAILABLE. NO LATERAL MODE AVAILABLE. PERFORMED (N13124)
- [SDR UIEA2021021200298](https://openairdocs.org/sdr/UIEA2021021200298), Feb 14, 2021: Boeing 767328. SERVO. INOPERATIVE. LT AUTO PILOT INOPERATIVE. AUTO PILOT SYSTEMS, ONE INOPERATIVE. NOTIFY DISPATCH. A/C CAT III REST. PERFORMED FAULT TREE  (N1499A)
- [SDR QXEA2021020800048](https://openairdocs.org/sdr/QXEA2021020800048), Feb 7, 2021: Bombdr DHC8402. WARNING MESSAGE. FALSE INDICATION. ED MESSAGE MISTRIM (L WING DOWN) APPEARED IN FLIGHT. RAN CHECKLIST. PLANE ROLLED RIGHT WHEN AUTOPILOT DISENGAGED. LEVELE (N402QX)
- [SDR SWAA2021010439184](https://openairdocs.org/sdr/SWAA2021010439184), Dec 30, 2020: Boeing 7377H4. COMPUTER. FAULTED. WHILE FLYING AT FL380 .78 MACH 245 IAS AUTOPILOT CMD 'B' SELECTED. AUTOTHROTTLE ARMED. THE MCP IAW MACH WINDOW SHOWED UN (N296WN)
- [SDR FDEA202012233202](https://openairdocs.org/sdr/FDEA202012233202), Dec 23, 2020: Boeing 7572Y0. AUTOPILOT SYS. INOPERATIVE. TEST FLIGHT: ON CLIMB OUT WITH CENTER AUTO PILOT ON, STAB TRIM WENT FULL UP. DISENGAGE AUTO PILOT AND WAS ABLE TO CONTRO (N961FD)
- [SDR CALA2020120401323](https://openairdocs.org/sdr/CALA2020120401323), Dec 4, 2020: Airbus A319132. COMPUTER. FAILED. AUTO FLT ''RUD TRV LIM 1'' DISPLAYED ON UPPER ECAM SCREEN. FOLLOWING MAINT, PERFORMED IN LOGPAGE 5552302 (FMGC2 REPLACEM (N896UA)
- [SDR AALA202010229008](https://openairdocs.org/sdr/AALA202010229008), Oct 19, 2020: Airbus A319115. COMPUTER. DEFECTIVE. AIRCRAFT WAS GROUNDED. ON APPROACH AT DFW AIRCRAFT INTERCEPTED GLIDESLOPE WITH CONG 2 170 KNOTS AIRCRAFT HAS UNCOMMENDED (N8009T)
- [SDR QXEA2020100200299](https://openairdocs.org/sdr/QXEA2020100200299), Oct 1, 2020: Emb ERJ170200LR. AUTOLAND SYS. MALFUNCTIONED. UNSATISFACTORY AUTO-LAND ROLL OUT ON RUNWAY 10R. VEERED LEFT JUST AFTER TD (AUTOLAND 1). REMOVED FROM SERVICE, REF W/O 2 (N620QX)

All 585: https://openairdocs.org/jasc/2211/reports.md

## Other codes in chapter 22

- [JASC 2200](https://openairdocs.org/jasc/2200): Auto Flight System (567 reports)
- [JASC 2210](https://openairdocs.org/jasc/2210): Autopilot System (4,014 reports)
- [JASC 2212](https://openairdocs.org/jasc/2212): Altitude Controller (29 reports)
- [JASC 2213](https://openairdocs.org/jasc/2213): Flight Controller (148 reports)
- [JASC 2214](https://openairdocs.org/jasc/2214): Autopilot Trim Indicator (9 reports)
- [JASC 2215](https://openairdocs.org/jasc/2215): Autopilot Main Servo (267 reports)
- [JASC 2216](https://openairdocs.org/jasc/2216): Autopilot Trim Servo (128 reports)
- [JASC 2220](https://openairdocs.org/jasc/2220): Speed-Attitude Correction System (118 reports)
- [JASC 2230](https://openairdocs.org/jasc/2230): Auto Throttle System (1,084 reports)
- [JASC 2250](https://openairdocs.org/jasc/2250): Aerodynamic Load Alleviating (15 reports)
- [JASC 2297](https://openairdocs.org/jasc/2297): Auto Flight System Wiring (149 reports)

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