S-Class (W221) 2007-2013: S 320 CDI, S 350, S 450, S 500, S 550, S 420 CDI, S 600

Headlights: Option code 615 Pre-Facelift

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Old Feb 20, 2019 | 01:49 PM
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EasyPhil's Avatar
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From: Brooklyn, NY
2007 S550 4Matic 2013 S550 Base
Headlights: Option code 615 Pre-Facelift

I'm trying to figure out what the AFS feature is or if it's just "Active Curve Light". Searching here has not cleared up my confusion about this. I have a 2007 S550 with the following lighting options:

610 Night View Assist
615 Bi-Xenon Headlight W.Active Curvelight Right Drive
619 Cornering Illumination

Who's got the 411 on this?
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Old Feb 20, 2019 | 05:03 PM
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From: Aridzona
'15 S550, '10 E350 P1/P2, '02 ML320
AFS (Adaptive Frontlight System) is a term coined by Hella and used on several cars. The Active Curve Illumination (marketing) = 615 Bi-Xenon Headlight W.Active Curvelight Right Drive and does under the right circumstances provide 15deg of swing to the headlights in the direction of the turn, depending on speed and likely 3,000 other variables (ok maybe 3.)

Video of AFS in action

Section from the W221 marketing materials describing Active Curve Illumination:
Bi-Xenon headlamps with
Active Curve Illumination l
See better around corners at night thanks to
these advances that turn along with your steering
wheel. They provide a clearer view into corners
by increasing usable illumination by up to 90%
over conventional fixed headlamps. Bi-Xenon
headlamps deliver superior visibility over halogen
headlamps because their brighter, whiter light is
much closer to natural sunlight.
Standard all models.
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Old Feb 20, 2019 | 09:28 PM
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2007 S550 4Matic 2013 S550 Base
So it seems like they are one and the same. https://www.al-lighting.com/company/history/
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