# JASC 3242: Brake

- Type: JASC system/component code (FAA)
- ATA chapter: 32 Landing Gear
- Title in the code table: BRAKE
- Service difficulty reports: 1,696
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=34
- Page: https://openairdocs.org/jasc/3242

## What it covers

The parts of the brake unit mounted at the wheels only. The position on the aircraft should be shown in the "Part Location" field. Typical parts are disc, cylinder, lining, seal, rotor, housing, etc.

## Service difficulty reports (1,696, newest 50)

- [SDR 2026FA0000641](https://openairdocs.org/sdr/2026FA0000641), Aug 8, 2026: Boeing 7378. WHEEL. DAMAGED. DUE LOW PRESS AT NLG NR 6 PREVIOUS TO FLIGHT, WAS CARRY OUT. REMOVED AND REPLACED NOSE WHEEL ASSY NR 2 IAW AMM 32-45-21- (N105JS)
- [SDR 2026FA0000061](https://openairdocs.org/sdr/2026FA0000061), Jan 25, 2026: Cessna 525. PUMP. FAILED. THE AIRCRAFT LANDED ON RUNWAY 20R AT KSNA UNDER VISUAL METEOROLOGICAL CONDITIONS. NORMAL BRAKING WAS AVAILABLE DURING TH (N96PB)
- [SDR AALA202507159930](https://openairdocs.org/sdr/AALA202507159930), Jul 11, 2025: Boeing 737823. BRAKE. DRAGGING. AIRCRAFT WAS GROUNDED: ON TAXI IN BRAKES WERE SPONGY AND CHATTERING FROM 20 KNOTS TO 5 KNOTS ALMOST UNUSABLE. LANDING WA (N975AN)
- [SDR ASMF2025070400449](https://openairdocs.org/sdr/ASMF2025070400449), Jun 30, 2025: Boeing 737852. ANTI-SKID SYS. INOPERATIVE. ANTI SKID INOP, AND WAS CARRY OUT BITE AND XDCR WAS CONNECTED (N957AM)
- [SDR SWAA2025062384178](https://openairdocs.org/sdr/SWAA2025062384178), Jun 20, 2025: Boeing 7377H4. BRAKE. FLUCTUATES. BRAKE SHAKE ENTIRE AIRCRAFT AT SLOW SPEED WHEN APPLYING BRAKES <[01]. R&R #3 BRAKE PER AMM 32-41-41. (N203WN)
- [SDR YQSA20250108001](https://openairdocs.org/sdr/YQSA20250108001), Jan 2, 2025: Cessna 560CESSNA. BRAKE. FIRE. CREW CHECKED HOW MUCH FUEL WAS IN THE AIRCRAFT PRIOR TO ORDERING FUEL, THERE WAS 1600LBS ON BOARD. CREW PUT IN A FUEL OR (N814SH)
- [SDR AWKA2024100300756](https://openairdocs.org/sdr/AWKA2024100300756), Sep 29, 2024: Gulstm GIVG400. SENSOR. DIRTY. IMMEDIATELY AFTER TAKEOFF, WE RECEIVED A “BRAKE OVHT” CAS. WE LEFT THE GEAR DOWN, BRAKES COOLED TO <200, THEN RETRACTED  (N960JS)
- [SDR WRNA202409040687](https://openairdocs.org/sdr/WRNA202409040687), Sep 4, 2024: Boeing 747428F. LIMITER. BROKEN. DURING POST FLIGHT FOUND # 3 BRAKE TORQUE LIMITER BROKEN. (N904AR)
- [SDR CALA2024070900168](https://openairdocs.org/sdr/CALA2024070900168), Jul 7, 2024: Boeing 7378. BRAKE DISC. DISINTEGRATED. GRND CREW REPORTS GREY/BLACK SMOKE ON LEFT MAIN TIRE DURING PUSH BACK, ON ARRIVAL FOUND BRAKE DISC COMING APART, ONE COM (N47281)
- [SDR 2024F00076](https://openairdocs.org/sdr/2024F00076), Jan 16, 2024: Boeing 7878. BRAKE. WARNING MESSAGE. BRAKE MESSAGE ON EICAS BEFORE ENGINE START. CORRECTIVE ACTION TAKE: NLG 04 ELECTRICAL CARBON BRAKE ASSY B787-8 WAS REPLA (N966AM)
- [SDR AALA202310248296](https://openairdocs.org/sdr/AALA202310248296), Oct 20, 2023: Boeing 737823. BRAKE ASSY. SEIZED. AIRCRAFT WAS GROUNDED: AIRCRAFT BRAKES LOCKED UP, PREVENTED AIRCRAFT FROM TAXIING TO GATE. REMOVED AND REPLACED MLG BRAK (N954AN)
- [SDR AALA202310241858](https://openairdocs.org/sdr/AALA202310241858), Oct 20, 2023: Boeing 737823. BRAKE ASSY. SEIZED. AIRCRAFT WAS GROUNDED: AIRCRAFT BRAKES LOCKED UP, PREVENTED AIRCRAFT FROM TAXIING TO GATE. REMOVED AND REPLACED MLG BRAK (N954AN)
- [SDR 2023F00308](https://openairdocs.org/sdr/2023F00308), Oct 15, 2023: Cessna 208B. UNKNOWN. UNKNOWN. BRAKE FAILURE ON BOTH PILOT AND CO-PILOTS SIDE. BOTH BRAKE CALIPERS HAD BEEN REPLACED 2 DAYS PRIOR. THE CORRECTIVE ACTIO (N4118K)
- [SDR IPXA47188](https://openairdocs.org/sdr/IPXA47188), Oct 12, 2023: Airbus A300F4622R. UNKNOWN. UNKNOWN. BTB 635 FOR SEIZED BRAKE ON #2 TIRE. R&R'D #2 MLG BRAKE PER AMM32-42-27-0401 (N174UP)
- [SDR CALA2023101303039](https://openairdocs.org/sdr/CALA2023101303039), Oct 11, 2023: Boeing 737824. BRAKE ASSY. DISINTEGRATED. CREW REQUEST INSPECTION OF #1 MLG BRAKE PINS. QC WHEEL, TIRE, AS OFF 60-3249-9-0002 5178 ON 60-3249-9-0002 0999 BRAKE, M (N73251)
- [SDR CALA2023101303038](https://openairdocs.org/sdr/CALA2023101303038), Oct 11, 2023: Airbus A319131. BRAKE. OVERTEMP. REJECTED TAKEOFFHOT BRAKES UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK.  (N851UA)
- [SDR CALA2023100903009](https://openairdocs.org/sdr/CALA2023100903009), Oct 7, 2023: Airbus A319131. MANIFOLD. FAULTY. BRAKES AUTO BRK FAULT ECAM ON FINAL APPROACH. ECAM CLEARED ON NE XT APPROACH. BITE OF BSCU2 SHOWS SERVOVALVE 4 FAULT (18 (N830UA)
- [SDR YENA2023100601199](https://openairdocs.org/sdr/YENA2023100601199), Oct 3, 2023: Airbus A320232. UNKNOWN. UNKNOWN. FLT#1510, PAP-FLL. 'BRAKES PARK BRAKE LO PR DURING THE START #1 ACCU PRESS GOES TO ALMOST ZER0 AND BRAKE PRESSURE GO TO  (N775JB)
- [SDR 2023FA0000569](https://openairdocs.org/sdr/2023FA0000569), Sep 26, 2023: Lancar LC41550FG. BRAKE DISC. BROKEN. DURING THE ANNUAL INSPECTION, MAINTENANCE FOUND THE LH BRAKE DISC BROKEN APPROXIMATELY 4.5 INCHES IN LENGTH AND APPROXIM (N814HH)
- [SDR OEJA202309260001](https://openairdocs.org/sdr/OEJA202309260001), Sep 24, 2023: Boeing 75. UNKNOWN. UNKNOWN. DURING THE GEAR EXTENSION CREW ALERTING SYSTEM HAD LEFT RIGHT INBOARD BRAKE FAIL, FOLLOWING QRH PROCEDURES, MESSAGED CLE (N470FL)
- [SDR IPXA2023092594242](https://openairdocs.org/sdr/IPXA2023092594242), Sep 23, 2023: Doug MD11F. BRAKE. INOPERATIVE. INSPECTION TYPE:NALEFT BRAKE LOST ALL EFFECTIVENESS AT 40 KTS FULL REVERSE USED AT SLOW SPEED PLEASE CHECK BLADES OF ENG (N257UP)
- [SDR IPXA2023092594241](https://openairdocs.org/sdr/IPXA2023092594241), Sep 22, 2023: Doug MD11F. BRAKE. OVERTEMP. EMERGENCY DECLARED, BRAKE DIFF TEMP L1 CLIMBING THRU 12,000 FEET #5 BRAKE APPEARED TO BE DRAGGING ON T/O AP THE TEMP REA (N257UP)
- [SDR ENHA2023090800691](https://openairdocs.org/sdr/ENHA2023090800691), Sep 5, 2023: Cessna 208B. CALIPER. BROKEN. THE RIGHT WHEEL LOCKED UP ON LANDING, AFTER ABOUT 200' IT BROKE LOOSE AND WAS ROLLING AGAIN HOWEVER I HAD NO BRAKE ON TH (N804TH)
- [SDR SWAA2023090697319](https://openairdocs.org/sdr/SWAA2023090697319), Sep 5, 2023: Boeing 7377H4. BRAKE ASSY. FAULTY. ON TAKEOFF RIGHT #2 BAKE SEAMED TO GRAB CAUSING A SLIGHT LOSS OF DIRECTIONAL CONTROL. - REJECTED TAKEOFF AT APPROX 90KTS (N237WN)
- [SDR SWAA2023090797906](https://openairdocs.org/sdr/SWAA2023090797906), Sep 4, 2023: Boeing 7378H4. BRAKE. FIRE. WHILE AT GATE #1TIRE FUSE BLEW AND A MONETARY FIRE ON BRAKE<[01] REMOVED AND REPLACED #1 MAIN WHEEL ASSY REF AMM 32-45-1 (N8675A)
- [SDR 2023F00267](https://openairdocs.org/sdr/2023F00267), Sep 4, 2023: Cessna 208B. BRAKE PADS. GLAZED. LOST BRAKING AUTHORITY ON BOTH PILOT AND COPILOT SIDE AFTER LANDING (N937CK)
- [SDR FDEA202308311531](https://openairdocs.org/sdr/FDEA202308311531), Aug 31, 2023: Airbus A300*. HEAT SHIELD. DAMAGED. HEAT SHIELD BROKE OFF ON #4 MLG TIRE AND WHEEL ASSY. DURING WALKAROUND NOTED HEAT SHIELD PROTRUDING FROM THE WHEEL ASSY. (N688FE)
- [SDR CALA2023083002661](https://openairdocs.org/sdr/CALA2023083002661), Aug 30, 2023: Airbus A320232. BRAKE SYS. FAULTED. BRAKES SYS 2 FAULTCYCLED A/SKID SWITCHGOT BRAKES SYS 1 FAULTCOUL D NOT CLEAR REMOVED AND REPLACED BSCU PER AMM 32-42-34- (N442UA)
- [SDR AALA202308319762](https://openairdocs.org/sdr/AALA202308319762), Aug 30, 2023: Boeing 737823. BRAKE ASSY. SMOKE. AIRCRAFT WAS GROUNDED: DURING TAXI OUTANOTHER AIRCRAFT INFORMED THE FLIGHT CREW THAT SMOKE APPEARED FROM INSIDE OF RIGHT (N302SA)
- [SDR 2023FA0000396](https://openairdocs.org/sdr/2023FA0000396), Aug 1, 2023: Beech C90. UNKNOWN. UNKNOWN. RH BRAKE FAIL ON TOUCHDOWN. PILOT SIDE RH PEDAL WOULD PRESS TO FLOOR. CO PILOT RH SIDE SPONGY. BLED BRAKE SYSTEM. OPERAT (N387AS)
- [SDR 2023F00206](https://openairdocs.org/sdr/2023F00206), Jun 17, 2023: Cessna 208B. BRAKE. UNKNOWN. RIGHT BRAKE FAILURE ON TAXI ON BOTH PIC AND SIC'S SIDE. (N29MG)
- [SDR AALA202304206127](https://openairdocs.org/sdr/AALA202304206127), Apr 19, 2023: Airbus A320*. BRAKE. STICKING. AIRCRAFT WAS GROUNDED: SUSPECT BRAKE #1 STICKING. HIGH BRAKE TEMPERATURE ON TAXI OUT AND IN WITH LIMITED USE AND ALSO BR (N559UW)
- [SDR AALA202303218108](https://openairdocs.org/sdr/AALA202303218108), Mar 18, 2023: Airbus A319132. BRAKE. MALFUNCTIONED. AIRCRAFT WAS GROUNDED: DURING TAKEOFF THE RIGHT BRAKE GRABBED PULLING NOSE RIGHT AS ENGINES SPOOLED UP. AN ABORTED TAKE  (N836AW)
- [SDR FDEA202303140421](https://openairdocs.org/sdr/FDEA202303140421), Mar 14, 2023: Boeing 777FS2. WHEEL. FAILED. FOUND #3 WHEEL WITH SKIDDING DAMAGE THAT CAUSED TIRE TO BURST. ACCOMPLISHED AMM 05-51-16-2 TIRE BURST INPECTION. NO FIND (N868FD)
- [SDR 2023FA0000150](https://openairdocs.org/sdr/2023FA0000150), Mar 12, 2023: Yaklev YAK52. CABLE. FRACTURED. DURING TAXI, PILOT SUSTAINED DAMAGE TO THE AIRCRAFT AFTER FRONT STICK BRAKE CABLE FRACTURED. THERE WAS NO NOTED PRE-IMPA (N122GC)
- [SDR CALA2023022200519](https://openairdocs.org/sdr/CALA2023022200519), Feb 21, 2023: Airbus A319132. BRAKE. NONE. REJECTED TAKEOFF VIA TOWER REQUEST. AUTOBRAKES ACTUATED, RIGHT BRAKE TEMP REACHED 375 DEGREES TEMP. CREW REPORTS LOW SPE (N882UA)
- [SDR WX0A2023012531710](https://openairdocs.org/sdr/WX0A2023012531710), Jan 24, 2023: Airbus A320214. TACHOMETER. FAULTED. (EMERGENCY DECLARED) AUTO BRAKE FAULT ECAM, BRAKE RELEASED. / USING TSM 32-42-00-810-821-A REMOVED + REPLACED #3 WHEEL T (N244NV)
- [SDR CALA2023010600033](https://openairdocs.org/sdr/CALA2023010600033), Jan 4, 2023: Boeing 767322. AXLE. DAMAGED. NO.2 WHEEL/BRAKE REPORTED HOT ON ARRIVAL TO LHR SCORING DAMAGE FOUND ON AXLE WHERE INNER WHEEL BEARING RACE DMG #5: SCOR (N673UA)
- [SDR SIMA20221215002](https://openairdocs.org/sdr/SIMA20221215002), Dec 15, 2022: Emb ERJ170100LR. BRAKE. SMOKE. NO. 4 BRAKE SMOKE LEFT GEAR AFTER LANDING NO FIRE-C/A-PERFORMED GVI LH GEAR AREA, NO LEAKS AND NO DAMAGE NOTED. PERFORME (N768RD)
- [SDR SIMA20220929001](https://openairdocs.org/sdr/SIMA20220929001), Sep 29, 2022: Emb EMB145LR. TRANSDUCER. UNSERVICEABLE. BRAKE DEGRADE CAUTION ILLUMINATED ON FINAL DESCENT AT GEAR DROP. RIGHT INBOARD BRAKE APPEARS TO HAVE NOT ENGAGED." DURIN (N900AE)
- [SDR CALA2022092802526](https://openairdocs.org/sdr/CALA2022092802526), Sep 28, 2022: Airbus A300*. NONE. CORRODED. BRAKE ACCUMULATOR BLEEDING OFF WITH PARKING BRAKE SET. UPDATED MAA CODE FIX USING VENDOR MAA SCREEN MAC METER INITIATED  (N843UA)
- [SDR SWAA2022093030927](https://openairdocs.org/sdr/SWAA2022093030927), Sep 26, 2022: Boeing 73773V. NONE. DAMAGED. LEFT BRAKE SEVERE SHUDDER AT SLOW SPEEDS. / [01] FOUND #2 BRAKE STUCK & STICKING WHEN ROTATING. R & R?D #2 BRAKE ASSY PE (N7839A)
- [SDR SIMA20220920001](https://openairdocs.org/sdr/SIMA20220920001), Sep 20, 2022: Emb EMB110*. NONE. NONE. LH/RH BRAKE FAULT EICAS MSG ON APPROACH DECARED EMERGENCY NOTE: REPEAT ISSUE SDR(SIMA20220918001) SUBMITTED ON 9/18. -C/ (N282NN)
- [SDR SWAA2022092383100](https://openairdocs.org/sdr/SWAA2022092383100), Sep 19, 2022: Boeing 7377H4. CABLE. FAULTY. AFTER DEPARTURE; LANDING GEAR WOULD NOT RETRACT. QRH PROCEDURE C/W INDICATING AIR GROUND SYSTEM OR GROUND SPOILER INTERL (N464WN)
- [SDR AALA202209201958](https://openairdocs.org/sdr/AALA202209201958), Sep 18, 2022: Airbus A319115. BRAKE. STICKING. AIRCRAFT WAS GROUNDED: #1 BRAKE GOT EXTREMELY HOT COMPARED TO #2, 3, AND 4 WHILE TAXING SLOW. BRAKE WAS STICKING AND PUL (N9010R)
- [SDR SIMA20220918001](https://openairdocs.org/sdr/SIMA20220918001), Sep 18, 2022: Emb EMB110*. NONE. NONE. LH/RH BRAKE FAULT EMERGENCY DECLARED REMAINED ILLUMINATED FOR 15 MINS AND CLEARED 30 SECONDS BEFORE TOUCHDOWN-C/A-T/S PE (N282NN)
- [SDR SIMA20220906001](https://openairdocs.org/sdr/SIMA20220906001), Sep 6, 2022: Emb EMB145LR. NONE. UNSERVICEABLE. BRAKE DEGRADED EICAS MESSAGE. LITTLE TO NO BRAKING NO RIGHT HAD SIDE #3 BRAKE NO TEMP RISE-C/A-RAR BRAKE CONTROL UNIT IA (N900AE)
- [SDR 2022FA0000497](https://openairdocs.org/sdr/2022FA0000497), Sep 6, 2022: Piper PA28181. NONE. NONE. LEFT BRAKE MASTER CYLINDER HOSE ROUTED IMPROPERLY CAUSING THE LEFT RUDDER PEDAL FROM PILOT'S SEAT TO JAM IN FULL FORWARD (N512AF)
- [SDR 2022FA0000496](https://openairdocs.org/sdr/2022FA0000496), Sep 3, 2022: Swrngn SA227AC. NONE. NONE. ON LANDING AIRCRAFT PULLED RIGHT ON RUNWAY. MAINTENANCE REMOVED AND INSTALLED #4 BRAKE AND WHEEL ASSEMBLY, BLED BRAKE AN (N2728G)
- [SDR ANCF20220830034](https://openairdocs.org/sdr/ANCF20220830034), Aug 25, 2022: Boeing 7878. BRAKE ASSY. FIRE. PILOT REPORT: 25.AUG.22 WO 16'674'477=> AFTER A/C PARKING, MLG BRAKE #1 FIRE WAS PRESENT AFTER A/C PARKING, MLG BRAKE #1 (N781AV)

All 1,696: https://openairdocs.org/jasc/3242/reports.md

## Other codes in chapter 32

- [JASC 3200](https://openairdocs.org/jasc/3200): Landing Gear System (862 reports)
- [JASC 3201](https://openairdocs.org/jasc/3201): Landing Gear/Wheel Fairing (45 reports)
- [JASC 3210](https://openairdocs.org/jasc/3210): Main Landing Gear (1,879 reports)
- [JASC 3211](https://openairdocs.org/jasc/3211): Main Landing Gear Attach Section (1,177 reports)
- [JASC 3212](https://openairdocs.org/jasc/3212): Emergency Flotation Section (759 reports)
- [JASC 3213](https://openairdocs.org/jasc/3213): Main Landing Gear Strut/Axle/Truck (2,210 reports)
- [JASC 3220](https://openairdocs.org/jasc/3220): Nose/Tail Landing Gear (1,842 reports)
- [JASC 3221](https://openairdocs.org/jasc/3221): Nose/Tail Landing Gear Attach Section (256 reports)
- [JASC 3222](https://openairdocs.org/jasc/3222): Nose/Tail Landing Gear Strut/Axle (2,074 reports)
- [JASC 3230](https://openairdocs.org/jasc/3230): Landing Gear Retraction/Extension System (11,170 reports)
- [JASC 3231](https://openairdocs.org/jasc/3231): Landing Gear Door Retract Section (2,248 reports)
- [JASC 3232](https://openairdocs.org/jasc/3232): Landing Gear Door Actuator (740 reports)
- [JASC 3233](https://openairdocs.org/jasc/3233): Landing Gear Actuator (2,685 reports)
- [JASC 3234](https://openairdocs.org/jasc/3234): Landing Gear Selector (2,085 reports)
- [JASC 3240](https://openairdocs.org/jasc/3240): Landing Gear Brake System (6,451 reports)
- [JASC 3241](https://openairdocs.org/jasc/3241): Brake Anti-Skid Section (1,310 reports)
- [JASC 3243](https://openairdocs.org/jasc/3243): Master Cylinder/Brake Valve (445 reports)
- [JASC 3244](https://openairdocs.org/jasc/3244): Tire (2,748 reports)
- [JASC 3245](https://openairdocs.org/jasc/3245): Tire Tube (390 reports)
- [JASC 3246](https://openairdocs.org/jasc/3246): Wheel/Ski/Float (2,489 reports)
- [JASC 3250](https://openairdocs.org/jasc/3250): Landing Gear Steering System (2,362 reports)
- [JASC 3251](https://openairdocs.org/jasc/3251): Steering Unit (338 reports)
- [JASC 3252](https://openairdocs.org/jasc/3252): Shimmy Damper (79 reports)
- [JASC 3260](https://openairdocs.org/jasc/3260): Landing Gear Position and Warning (13,418 reports)
- [JASC 3270](https://openairdocs.org/jasc/3270): Auxiliary Gear (Tail Skid) (84 reports)
- [JASC 3297](https://openairdocs.org/jasc/3297): Landing Gear System Wiring (2,407 reports)

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