# JASC 7160: Engine Air Intake System

- Type: JASC system/component code (FAA)
- ATA chapter: 71 Powerplant
- Title in the code table: ENGINE AIR INTAKE SYSTEM
- Service difficulty reports: 1,161
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=60
- Page: https://openairdocs.org/jasc/7160

## What it covers

The portion of the powerplant system which directs airflow to the engine. Does not include integral structure with the airframe, which shall be included in the applicable structures JASC chapter. Typical parts are carburetor air heat doors, alternate air doors, linkages, controls, filter element, ducts, hose, air box, latch, seals, nose ring cowls, scoops, compressor fan cowls, compressor fan case, buried engine ducts, vortex generators, actuators, control handles, cables, wiring, plumbing, doors, warning systems, position indicators, etc.

## Service difficulty reports (1,161, newest 50)

- [SDR JR2R20260930760](https://openairdocs.org/sdr/JR2R20260930760), Sep 30, 2026: Emb ERJ170200LR. SKIN. DENTED. #1 ENG INLET HAS DENT ABOUT 2 O'CLOCK POS. REPAIR (N85320)
- [SDR SWAA2026100529585](https://openairdocs.org/sdr/SWAA2026100529585), Sep 29, 2026: Boeing 7377BD. SKIN. DAMAGED. BIRD STRIKE, NR 2 ENGINE INLET, CLEANED AND PERFORMED A CONDITIONAL INSPECTION IAW AMM 05-51-18. (N7732A)
- [SDR SWAA2026100539644](https://openairdocs.org/sdr/SWAA2026100539644), Sep 12, 2026: Boeing 7378H4. FASTENER. PULLED. NR 1 ENGINE INLET COWL HAS MULTIPLE FASTENERS PULLING THROUGH BETWEEN 11 O'CLOCK AND 1 O'CLOCK POSITIONS. REMOVED AND RE (N8305E)
- [SDR IPXA2026090447613](https://openairdocs.org/sdr/IPXA2026090447613), Aug 27, 2026: Boeing 76734AF. NOSE COWL. DENTED. FAULT - DENT - SKIN , NO. 2 ENG NOSE COWL INLET AT 9 O'CLOCK POSITION. CUT OUT THE DAMAGE AND CLEAN, MEASURE THE CUTOUT  (N305UP)
- [SDR IPXA2026090443491](https://openairdocs.org/sdr/IPXA2026090443491), Aug 27, 2026: Boeing 76734AF. NOSE COWL. DENTED. DENT - SKIN , NO.1 ENG NOSE COWL INNER BARREL NEAR 9:00 POS. CUT OUT THE DAMAGE AND CLEAN, MEASURE THE CUTOUT ( DIA : 0. (N305UP)
- [SDR SWIA2026052376874](https://openairdocs.org/sdr/SWIA2026052376874), May 23, 2026: Cndair CL6002C11. SKIN. ERODED. RH ENG INLET LEADING EDGE ERODED. REMOVED AND REPLACED NOSE COWL LIPSKIN AT RT ENG INLET LEADING EDGE IAW SRM 54-11-05,  (N796SK)
- [SDR DALA2026051202968](https://openairdocs.org/sdr/DALA2026051202968), May 12, 2026: Boeing 737832. INLET. DAMAGED. AIR TURN BACK DUE TO LEFT ENGINE VIBRATIONS WITH AN ASSOCIATED ODOR REPORTED BY THE FLIGHT CREW. MAINTENANCE REPLACED TH (N3771K)
- [SDR 2026FA0000316](https://openairdocs.org/sdr/2026FA0000316), May 3, 2026: Cessna 421C. INTAKE DUCT. LOOSE. ON 3 MAY 2026, APPROXIMATELY 11:55 AM, N123NP DEPARTED BIL FOR FBL AND FOUND THAT THE RIGHT ENGINE WOULDN'T MAKE RED LIN (N123NP)
- [SDR EE4Y2026042424371](https://openairdocs.org/sdr/EE4Y2026042424371), Apr 24, 2026: Emb ERJ190100IGW. INLET. DENTED. AZORRA AVIATION HOLDINGS, LLC REPORTS THAT DENTS WERE FOUND ON THE ENGINE #2 AIR INLET MODULE INNER BARREL LOWER SKIN, L (N309JB)
- [SDR EE4Y2026042424370](https://openairdocs.org/sdr/EE4Y2026042424370), Apr 24, 2026: Emb ERJ190100IGW. INLET. DENTED. AZORRA AVIATION HOLDINGS, LLC REPORTS THAT DENTS WERE FOUND ON THE ENGINE #1 AIR INLET MODULE INNER BARREL LOWER SKIN, L (N309JB)
- [SDR IPXA2026041766467](https://openairdocs.org/sdr/IPXA2026041766467), Apr 12, 2026: Boeing 7474R7F. INLET. CRACKED. NR 2 ENGINE INLET COWL 12 O CLOCK POS . CRACK MEASURES 11IN DRILLED 4 EA. COUNTERSINK HOLES FOR HOIST SLING ATTACHMENT P (N583UP)
- [SDR JJBA20260423026](https://openairdocs.org/sdr/JJBA20260423026), Mar 31, 2026: Emb EMB145XR. INLET. DAMAGED. ENG RH AIR INLET MODULE ACUSTIC INNER SKIN SEVERAL DAMAGES. REMOVED AND REPLACED ENG RH AIR INTAKE (N14177)
- [SDR DALA2026031701850](https://openairdocs.org/sdr/DALA2026031701850), Feb 27, 2026: Boeing 737932ER. INLET. GOUGED. (LOG 1471009) WHILE IN THE SHOP FOR REPAIR, THE SUBJECT 737 INLET COWL (P/N 314-2100-4) WAS FOUND WITH GOUGE DAMAGE TO T (N912DU)
- [SDR SWAA2026020660008](https://openairdocs.org/sdr/SWAA2026020660008), Jan 9, 2026: Boeing 7377H4. WEB. CRACKED. CRACK WEB INBOARD FAN COWL ON LT ENGINE. REPLACED WEB INBOARD FAN COWL ON LT ENGINE IAW B737-700 SRM-51-40-02 AND CMM- 7 (N254WN)
- [SDR SWAA2026020660009](https://openairdocs.org/sdr/SWAA2026020660009), Jan 9, 2026: Boeing 7377H4. WEB. CRACKED. CRACKED WEB, OTBD FAN COWL ON RT ENGINE. REPLACED THE WEB ON RT ENGINE IAW SRM-51-40-02, AND CMM- 71-31-30. (N254WN)
- [SDR 2025FA0000767](https://openairdocs.org/sdr/2025FA0000767), Nov 19, 2025: Piper PA28181. AIR BOX. CRACKED. AIRBOX CRACKED, FOUND DURING SCHEDULED INSPECTION (N654FT)
- [SDR 2025FA0000766](https://openairdocs.org/sdr/2025FA0000766), Nov 18, 2025: Piper PA28181. AIR BOX. CRACKED. AIRBOX CRACKED, FOUND DURING SCHEDULED INSPECTION (N653FT)
- [SDR SWAA2025121135222](https://openairdocs.org/sdr/SWAA2025121135222), Nov 14, 2025: Boeing 7378H4. FASTENER. CRACKED. RIGHT INLET COWL OUTER LIP SKIN FASTENER AT 6 O'CLOCK, HEAD CRACKED. REMOVED AND OVERSIZED TO 1ST OVER RT INLET COWL OUT (N8523W)
- [SDR EE4Y2025111323452](https://openairdocs.org/sdr/EE4Y2025111323452), Nov 13, 2025: Emb ERJ190100IGW. INLET. DENTED. DURING THE STRUCTURE INSPECTION, WAS IDENTIFIED AN EXISTING DENTS REPAIR LOCATED ON THE ENGINE NR 2, INLET COWL, INNER B (N258JB)
- [SDR EE4Y2025111323451](https://openairdocs.org/sdr/EE4Y2025111323451), Nov 13, 2025: Emb ERJ190100IGW. INLET. DENTED. DURING THE STRUCTURE INSPECTION, WAS IDENTIFIED AN EXISTING DENTS REPAIR LOCATED ON THE ENGINE NR 1, INLET COWL, INNER B (N258JB)
- [SDR 2026FA0000424](https://openairdocs.org/sdr/2026FA0000424), Nov 10, 2025: Bbavia 8GCBC. AIR BOX. SEIZED. 8GCBC WITH IO-390-A1B6 FRONT FACING AIR BOX. ACTUATING ARM FOR ALTERNATE AIR SEIZED AND STUCK IN 'OFF' POSITION. SINCE A (N565T)
- [SDR CALA2025102110358](https://openairdocs.org/sdr/CALA2025102110358), Oct 19, 2025: Airbus A320232. RIVET. MISSING. MISSING RIVET ON NO2 ENG INLET OUTSIDE 11 OCLOCK POS FACING AFT REQUEST CARRY FOR MISSING FASTNER. ONLY 1 MISSING AT THI (N483UA)
- [SDR HALA20251020323](https://openairdocs.org/sdr/HALA20251020323), Oct 17, 2025: Airbus A321271N. SKIN. DENTED. ETOPS - NR 2 ENGINE INLET DENT OUT OF LIMITS. REMOVED AND REPLACE NR 2 ENGINE INLET COWL PER AMM 71-61-10. RAN ENGINE PE (N220HA)
- [SDR EE4Y2025100623293](https://openairdocs.org/sdr/EE4Y2025100623293), Oct 6, 2025: Emb ERJ190200LR. INLET. DENTED. DURING THE STRUCTURAL INSPECTION, IT WAS FOUND P/N 341-1010-511A, S/N 1395001, AIR INLET MODULE WITH SEVERAL DENTS ON TH (N688DR)
- [SDR EE4Y2025100623292](https://openairdocs.org/sdr/EE4Y2025100623292), Oct 6, 2025: Emb ERJ190200LR. INLET. DENTED. DURING THE STRUCTURAL INSPECTION, IT WAS FOUND P/N 341-1010-509F, S/N 1192001, AIR INLET MODULE WITH SEVERAL DENTS ON TH (N688DR)
- [SDR SWAA2025110521643](https://openairdocs.org/sdr/SWAA2025110521643), Oct 5, 2025: Boeing 7378H4. SUPPORT ANGLE. CRACKED. CRACK ON SUPPORT ANGLE OTBD FAN COWL, NR 2 ENGINE. REPLACED THE SUPPORT ANGLE IAW SRM 51-40-02. (N8620H)
- [SDR 2025FA0000693](https://openairdocs.org/sdr/2025FA0000693), Sep 30, 2025: Piper PA28181. AIR BOX. CRACKED. AIRBOX SEALS MISSING AND WELD CRACKED
- [SDR DALA2025092907041](https://openairdocs.org/sdr/DALA2025092907041), Sep 27, 2025: Boeing 737832. INTAKE. NO DISCREPANCY. RETURNED ATL DUE TO BIRD STRIKE FOLLOWED BY ODOR IN THE COCKPIT. PERFORMED BIRD STRIKE INSPECTION. INSPECTED LEFT PACK B (N3752)
- [SDR IPXA2025101798807](https://openairdocs.org/sdr/IPXA2025101798807), Sep 23, 2025: Airbus A300F4622R. INLET. CRACKED. NR 2 ENG NOSE COWL RH EXTERNAL SURFACE HAVE 7EA CRACKS, MARKED AREA (1, 2 O'CLOCK POSITION). REMOVED SKIN DAMAGE WITH CR (N173UP)
- [SDR 2025FA0000697](https://openairdocs.org/sdr/2025FA0000697), Sep 18, 2025: Piper PA28181. AIR BOX. CRACKED. AIRBOX SEALS DEGRADED OR MISSING. CRACKS DISCOVERED IN AIRBOX ASSEMBLY (N851AA)
- [SDR 2025FA0000692](https://openairdocs.org/sdr/2025FA0000692), Sep 16, 2025: Piper PA28181. AIR BOX. CRACKED. AIRBOX FAILURE. SEALS MISSING AND CRACKED WELD (N847AA)
- [SDR 2025FA0000646](https://openairdocs.org/sdr/2025FA0000646), Sep 16, 2025: Cessna 340A. INTAKE DUCT. RUPTURED. R/H ENGINE MP WILL NOT GO OVER 32 INCHES ABOVE 15,000. PRESSURE TESTED THE RH ENGINE INTAKE SYSTEM AND FOUND THE REAR IN (N6305X)
- [SDR HNAA202509110065](https://openairdocs.org/sdr/HNAA202509110065), Aug 10, 2025: Emb EMB145LR. INTAKE. CORRODED. LEFT ENGINE AIR INTAKE LIP IS CORRODED. R&R LT ENGINE AIR INTLET ASSEMBLY IAW EMB 145 AMM 71-60-01. (N646AE)
- [SDR 2025FA0000645](https://openairdocs.org/sdr/2025FA0000645), Aug 1, 2025: Piper PA28181. AIR BOX. CRACKED. AIRBOX SEALS BROKEN, WORN AND, CRACKED CAUSING BUTTERFLY VALVE TO FLUTTER AND CRACK WELD. (N848AA)
- [SDR 2025FA0000450](https://openairdocs.org/sdr/2025FA0000450), Jul 5, 2025: Aronca LSA7BCM. AIR BOX. INFLT SEPARATION. INSTALLED NEW UNIVAIR FAA/PMA CARBURETOR AIR-BOX, P/N U4-601-1 (144348). AFTER 1.3 HOURS FLIGHT TIME THE AIR OUTLET TUBE (N82439)
- [SDR 2025FA0000427](https://openairdocs.org/sdr/2025FA0000427), Jun 26, 2025: Cessna 172M. FLAPPER VALVE. CRACKED. ON APPROACH CARBURETOR HEAT WAS APPLIED AND THE ENGINE IMMEDIATELY LOST POWER BUT DID NOT STOP RUNNING. THE PILOT ATTEMP (N4454R)
- [SDR IPXA2025062145602](https://openairdocs.org/sdr/IPXA2025062145602), Jun 16, 2025: Airbus A300F4622R. INLET. CRACKED. NR 2 ENG INLET INBD AFT BULKHEAD IS CRACK AT SENSE LINE ATTACH POINT. INSTALLED WEP AT #2 ENG INLET INBD AFT BULKHEAD WI (N152UP)
- [SDR 2025FA0000377](https://openairdocs.org/sdr/2025FA0000377), May 18, 2025: Cirrus SR20. FLAPPER VALVE. SEPARATED. THIS AIRCRAFT HAD AN UNSCHEDULED LANDING AND WAS RECOVERED THEN BROUGHT TO OUR SHOP FOR REPAIR. DURING REMOVAL OF ENGINE (N654CB)
- [SDR 2025FA0000360](https://openairdocs.org/sdr/2025FA0000360), May 16, 2025: Cessna 182P. RIVET. FAILED. CARB AIRBOX BUTTERFLY VALVE ATTACHMENT TO ACTUATING SHAFT FAILED BY POORLY SHOT RIVET PULLING THROUGH THE BRACKET HOLE O (N969R)
- [SDR YENA2024111801483](https://openairdocs.org/sdr/YENA2024111801483), Nov 15, 2024: Airbus A321271NX. ENGINE. DEFORMED. FLT#1216, SFO-JFK. (ETOPS) 'DURING WALK AROUND FOUND BIRD STRIKE WITH EVIDENCE OF INGESTION ON THE CORE, AND DAMAGED TO  (N4077J)
- [SDR SWAA2024111157199](https://openairdocs.org/sdr/SWAA2024111157199), Nov 6, 2024: Boeing 7377H4. INLET. DAMAGED. #1 ENGINE INLET COWL LIPSKIN HAS A APPROX. 9IN. CREASE AT THE 11 O'CLOCK POSITION.<[01] R & R?D #1 ENGINE INLET PER AMM  (N951WN)
- [SDR GTIA2024110138502](https://openairdocs.org/sdr/GTIA2024110138502), Oct 31, 2024: Airbus A320271N. INLET. CONTAMINATED. FA B+C REPORTED MUSTY / DIRTY SOCK BODY ODOR DURING APPROCH TO LANDING. STRONGEST NEAR L2 DOOR-PER TSM 21-00-00-810-847- (N926NK)
- [SDR VNAA202411240012](https://openairdocs.org/sdr/VNAA202411240012), Oct 18, 2024: Cndair CL6002D24. INLET. DENTED. DENTS (5 EAS) ON LOWER LH ENGINE NOSE INLET COWL BTW 5/7 O´CLOCK POSITION. DENTS (5 EAS) ON LOWER LH ENGINE NOSE INLET C (N586NN)
- [SDR 2025FA0000207](https://openairdocs.org/sdr/2025FA0000207), Oct 17, 2024: Piper PA32R301. INTAKE DUCT. INCORRECT. AIRCRAFT DEPARTED AIRPORT AND AFTER APPROXIMATELY 10 MINUTES INTO FLIGHT, AIRCRAFT HAD LEVELED OUT AT CRUISE ALTITUDE OF (N81481)
- [SDR SWAA2024102149409](https://openairdocs.org/sdr/SWAA2024102149409), Oct 16, 2024: Boeing 7377H4. FASTENER. LOOSE. DURING RE- INSPECTION FOUND A TOTAL OF 32 LOOSE/ PULLED FASTENERS. OUT OF LIMITS PER SRM 54-10-01-1A-2.<[01] REMOVED AND (N229WN)
- [SDR IXXA2024111801](https://openairdocs.org/sdr/IXXA2024111801), Oct 2, 2024: Boeing 767223. SCOOP. CRACKED. #1 ENG TURBINE CASE COOLING COMPOSITE RAM AIR SCOOP IS CRACKED. LOCATED ON THE AFT SIDE OF THE FAN CASE BETWEEN THE 1:00 (N761CX)
- [SDR SWAA2024071009974](https://openairdocs.org/sdr/SWAA2024071009974), Jul 7, 2024: Boeing 7378H4. COWLING. CRACKED. #2 ENG O/B FAN COWL LOWER FWD END CRACK FOUND<[01] REMOVED AND REPLACED #2 ENG O/B FAN COWL REF AMM 71-11-02;[02] TSR #2 (N8648A)
- [SDR SWAA2024061400443](https://openairdocs.org/sdr/SWAA2024061400443), Jun 11, 2024: Boeing 7377H4. SKIN. PULLED. #2 ENGINE INLET COWL HAS MULTIPLE RIVETS PULLED THROUGH INLET SKIN. FWD AND AFT EDGES<[01] REMOVED AND REPLACED #2 ENGIN (N417WN)
- [SDR 2024FA0000348](https://openairdocs.org/sdr/2024FA0000348), May 1, 2024: Mooney M20E. AIR BOX. BROKEN. AIRCRAFT CRASHED DURING AN ATTEMPTED OFF-AIRPORT LANDING NEAR ALPINE, ARKANSAS. THE PILOT WAS UNINJURED BUT THE AIRCRAFT (N86UM)
- [SDR IPXA2024062546410](https://openairdocs.org/sdr/IPXA2024062546410), Apr 24, 2024: Airbus A300F4622R. INLET. CRACKED. NR 2 ENGINE INLET COWL ANTI-ICE DUCT FLANGE IS CRACKED AT INLET COWL AFT BULKHEAD. INSTALLED INLET COWL ANTI-ICE DUCT IA (N159UP)

All 1,161: https://openairdocs.org/jasc/7160/reports.md

## Other codes in chapter 71

- [JASC 7100](https://openairdocs.org/jasc/7100): Powerplant System (634 reports)
- [JASC 7110](https://openairdocs.org/jasc/7110): Engine Cowling System (2,324 reports)
- [JASC 7111](https://openairdocs.org/jasc/7111): Engine Cowl Flaps (57 reports)
- [JASC 7112](https://openairdocs.org/jasc/7112): Engine Air Baffle Section (27 reports)
- [JASC 7120](https://openairdocs.org/jasc/7120): Engine Mount Section (3,028 reports)
- [JASC 7130](https://openairdocs.org/jasc/7130): Engine Fireseals (66 reports)
- [JASC 7170](https://openairdocs.org/jasc/7170): Engine Drains (130 reports)
- [JASC 7197](https://openairdocs.org/jasc/7197): Powerplant System Wiring (32 reports)

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