S-Class (W220) 1999-2006: S 320 CDI, S 320, S430, S 500, S 600

Does SAM Control Reverse Lights?

Old Jan 27, 2022 | 01:18 AM
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S430 W220
Does SAM Control Reverse Lights?

Hi,

My reverse lights are not working, but the bulbs are working. I am wondering if the lights could be controlled by the SAM, because I couldn't find a listing on the fuse chart for the reverse lights (which is where I first looked). I have a 1999 S430.

Thanks

Ray

Last edited by Biohacker; Jan 27, 2022 at 01:35 AM.
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Old Jan 27, 2022 | 02:46 AM
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Yes, since the mid 90s all system on an MB are controlled via the CAN bus and SAMs. Lights not working is an indicator of a bad SAM unit.

https://www.mercedesmedic.com/mercedes-sam-module/
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Old Jan 27, 2022 | 09:20 PM
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Thanks Superswiss. I have removed the SAM, opened it, cut the circuit board out, cleaned it with electrical circuit board cleaner, reinstalled it and my reverse lights are working again.

Ray
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Old Jan 27, 2022 | 09:23 PM
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Excellent!
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