# JASC 3340: Exterior Lighting

- Type: JASC system/component code (FAA)
- ATA chapter: 33 Lights
- Title in the code table: EXTERIOR LIGHTING
- Service difficulty reports: 1,507
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=36
- Page: https://openairdocs.org/jasc/3340

## What it covers

The lighting systems for illumination outside the aircraft such as landing, taxi, position, wing illumination including the rotating beacon and strobe. Typical parts are switch, lamp, power supply, lens, circuit breaker, flasher unit, relay, motor, wheel well lights, brackets, etc.

## Latest service difficulty reports

- [SDR CALA2026100620163](https://openairdocs.org/sdr/CALA2026100620163), Oct 3, 2026: LENS, LOOSE (N25705)
- [SDR CALA2026100520103](https://openairdocs.org/sdr/CALA2026100520103), Oct 3, 2026: LENS, MISSING (N25705)
- [SDR ABXA20260923432](https://openairdocs.org/sdr/ABXA20260923432), Sep 23, 2026: BEACON, INOPERATIVE (N1093A)
- [SDR COEA2026091707734](https://openairdocs.org/sdr/COEA2026091707734), Sep 17, 2026: LIGHT, FAILED (N734FX)
- [SDR CALA2026081118467](https://openairdocs.org/sdr/CALA2026081118467), Aug 6, 2026: LIGHT, SPARKS (N24202)
- [SDR CALA2026073118128](https://openairdocs.org/sdr/CALA2026073118128), Jul 30, 2026: BULB, MISSING (N68452)
- [SDR VNAA202610060007](https://openairdocs.org/sdr/VNAA202610060007), Jul 24, 2026: LIGHT, CORRODED (N648NN)
- [SDR JJBA20260723015](https://openairdocs.org/sdr/JJBA20260723015), Jul 22, 2026: LIGHT, INFLT SEPARATION (N14153)
- [SDR DALA2026072204283](https://openairdocs.org/sdr/DALA2026072204283), Jul 21, 2026: LIGHT, FAULTED (N985AT)
- [SDR YTRA202620720001](https://openairdocs.org/sdr/YTRA202620720001), Jul 17, 2026: CONTROL UNIT, MELTED (N675RL)
- [SDR UIEA2026070400572](https://openairdocs.org/sdr/UIEA2026070400572), Jul 4, 2026: LENS, MISSING (N704GT)
- [SDR 2026FA0000560](https://openairdocs.org/sdr/2026FA0000560), Jul 3, 2026: BULB, BURNED OUT
- [SDR DALA2026050802922](https://openairdocs.org/sdr/DALA2026050802922), May 8, 2026: SOCKET, DAMAGED (N827NW)
- [SDR DALA2026050802923](https://openairdocs.org/sdr/DALA2026050802923), May 7, 2026: LIGHT, ODOR (N825NW)
- [SDR 2026FA0000573](https://openairdocs.org/sdr/2026FA0000573), Apr 28, 2026: LIGHT, BROKEN (N3545J)
- [SDR 2026FA0000273](https://openairdocs.org/sdr/2026FA0000273), Apr 16, 2026: SEARCH LIGHT, OVERHEATED (N130JV)
- [SDR DALA2026040802252](https://openairdocs.org/sdr/DALA2026040802252), Apr 2, 2026: BEACON, MISSING (N850DN)
- [SDR CALA2026033114968](https://openairdocs.org/sdr/CALA2026033114968), Mar 30, 2026: LANDING LIGHT, DAMAGED (N443UA)
- [SDR SWAA2026033082836](https://openairdocs.org/sdr/SWAA2026033082836), Mar 25, 2026: LIGHT, SPARKS (N8772M)
- [SDR CALA2026030214209](https://openairdocs.org/sdr/CALA2026030214209), Feb 26, 2026: LIGHT, DETACHED (N480UA)
- [SDR CALA2026021813900](https://openairdocs.org/sdr/CALA2026021813900), Feb 17, 2026: LANDING LIGHT, INOPERATIVE (N18223)
- [SDR SCNA20260203054](https://openairdocs.org/sdr/SCNA20260203054), Feb 3, 2026: LENS, CONTAMINATED (N838SY)
- [SDR JJBA20260130067](https://openairdocs.org/sdr/JJBA20260130067), Jan 5, 2026: MOUNT, CORRODED (N14168)
- [SDR VNAA202512020028](https://openairdocs.org/sdr/VNAA202512020028), Dec 4, 2025: MOUNT BRACKET, CORRODED (N515AE)
- [SDR CALA2025120311742](https://openairdocs.org/sdr/CALA2025120311742), Nov 30, 2025: LENS, MISSING (N14230)
- [SDR CALA2025101309978](https://openairdocs.org/sdr/CALA2025101309978), Oct 10, 2025: LENS, MISSING (N78003)
- [SDR CALA2025082007965](https://openairdocs.org/sdr/CALA2025082007965), Aug 20, 2025: BULB, NO TEST (N2243U)
- [SDR CALA2025081407731](https://openairdocs.org/sdr/CALA2025081407731), Aug 11, 2025: STROBE, FAULTED (N66051)
- [SDR 2025FA0000469](https://openairdocs.org/sdr/2025FA0000469), Jul 10, 2025: BEACON, FAILED
- [SDR CALA2025071006430](https://openairdocs.org/sdr/CALA2025071006430), Jul 8, 2025: BULB, MISSING (N891UA)
- [SDR CALA2025061805673](https://openairdocs.org/sdr/CALA2025061805673), Jun 15, 2025: LANDING LIGHT, MALFUNCTIONED (N37556)
- [SDR UIEA2025061600783](https://openairdocs.org/sdr/UIEA2025061600783), Jun 14, 2025: BATTERY, EXPIRED (N322SG)
- [SDR AALA202505288990](https://openairdocs.org/sdr/AALA202505288990), May 14, 2025: LIGHT, INOPERATIVE (N195UW)
- [SDR CALA2025041403776](https://openairdocs.org/sdr/CALA2025041403776), Apr 12, 2025: LANDING LIGHT, DAMAGED (N15751)
- [SDR SWIA2025081200407](https://openairdocs.org/sdr/SWIA2025081200407), Apr 7, 2025: SCREW, DAMAGED (N840SK)
- [SDR 2025FA0000224](https://openairdocs.org/sdr/2025FA0000224), Mar 31, 2025: BEACON, INTERMITTENT
- [SDR QMLA2025030720033](https://openairdocs.org/sdr/QMLA2025030720033), Mar 7, 2025: SCANNER, DAMAGED (N335AM)
- [SDR SWI2025F01614](https://openairdocs.org/sdr/SWI2025F01614), Mar 4, 2025: LENS, DAMAGED (N898SK)
- [SDR SWIA20250428129](https://openairdocs.org/sdr/SWIA20250428129), Jan 29, 2025: COVER, CORRODED (N817SK)
- [SDR QMLA2025012920008](https://openairdocs.org/sdr/QMLA2025012920008), Jan 26, 2025: LANDING LIGHT, FAULTED (N551HU)
- [SDR CALA2025010601784](https://openairdocs.org/sdr/CALA2025010601784), Jan 3, 2025: LIGHT, MISSING (N469UA)
- [SDR QMLA2024121720150](https://openairdocs.org/sdr/QMLA2024121720150), Dec 16, 2024: BUTTON, DAMAGED (N358AM)
- [SDR CALA2024121701546](https://openairdocs.org/sdr/CALA2024121701546), Dec 11, 2024: MODULE, FAULTED (N27271)
- [SDR CALA2024120301390](https://openairdocs.org/sdr/CALA2024120301390), Dec 1, 2024: LIGHT, FAILED (N37562)
- [SDR CALA2024120201371](https://openairdocs.org/sdr/CALA2024120201371), Nov 29, 2024: LANDING LIGHT, MISSING (N441UA)
- [SDR WX0A2024111332214](https://openairdocs.org/sdr/WX0A2024111332214), Nov 12, 2024: EMER LIGHT SYS, BROKEN (N289NV)
- [SDR CALA2024111301129](https://openairdocs.org/sdr/CALA2024111301129), Nov 10, 2024: LENS, MISSING (N13138)
- [SDR 2024F00264](https://openairdocs.org/sdr/2024F00264), Nov 2, 2024: MOTOR, FAILED (N405CP)
- [SDR 2024FA0000770](https://openairdocs.org/sdr/2024FA0000770), Oct 9, 2024: SWITCH, MELTED (N100PC)
- [SDR CALA2024100700778](https://openairdocs.org/sdr/CALA2024100700778), Oct 4, 2024: LENS, MISSING (N69818)

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