PA.XI.A.K2FAA-S-ACS-6C · Nov 2023Knowledge

Lighting systems identifying airports, runways, taxiways and obstructions, as well as p...

ACS element text (the applicant demonstrates understanding of)

Lighting systems identifying airports, runways, taxiways and obstructions, as well as pilot controlled lighting.

Bottom line

Radio control of lighting is available at selected airports to provide airborne control of lights by keying the aircraft's microphone.

Key numbers

Key numbers for Lighting systems identifying airports, runways, taxiways and obstructions, as well as p...
NumberWhat it means
7 clicks within 5 secondsPCL highest
5 clicks within 5 secondsPCL medium
3 clicks within 5 secondsPCL lowest
2,000 feet from far endCaution zone

FAA references

  1. AIM 2-1-8 (Pilot Control of Airport Lighting) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  2. AFH ch. 11 (p. 11-7) — FAA-H-8083-3C
  3. AIM 2-1-10 (Taxiway Lights) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  4. AIM 2-1-6 (Runway Status Light (RWSL) System) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  5. PHAK ch. 14 (p. 14-16) — FAA-H-8083-25C (2023)
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