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      07-25-2022, 03:26 PM   #1
turbotime
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Question "headlight height adjustment" knob on US M3 - will it work and coding?

I recently picked up this light control module as I'm going to be coding the rear fogs on and was intrigued at the additional controls it had. Two questions:

1. It seems to have an OEM front fog light button, are there OEM front fogs for the F80?
2. What is the known to the left of the dimmer? Can I code enable it?

Thanks!
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Last edited by turbotime; 07-25-2022 at 08:50 PM.. Reason: Clearer title
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      07-25-2022, 08:49 PM   #2
turbotime
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Some googling revealed that the knob to the left of the dimmer is the headlight height adjustment knob. I have US spec LED headlights. Is there a way to enable this feature thru some coding?
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      07-26-2022, 09:23 AM   #3
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Interested as well.
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      07-26-2022, 06:00 PM   #4
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Self update #3 lol- From my research the 2015 F80 LED headlights are self leveling so this knob doesn't apply for me.

The front fog light is still TBD. I've never seen an F80 with OEM front fogs but was thinking maybe I could still use the switch for some hidden function in meantime.
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      07-26-2022, 07:09 PM   #5
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Quote:
Originally Posted by turbotime View Post
I recently picked up this light control module as I'm going to be coding the rear fogs on and was intrigued at the additional controls it had. Two questions:

1. It seems to have an OEM front fog light button, are there OEM front fogs for the F80?
2. What is the known to the left of the dimmer? Can I code enable it?

Thanks!
I hate people with rear fog lights. If I ever get stuck behind you, you’ll be seeing my high beams.
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      07-26-2022, 08:03 PM   #6
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Quote:
Originally Posted by alex2364 View Post
I hate people with rear fog lights. If I ever get stuck behind you, you’ll be seeing my high beams.
Agreed, but only if they are being used incorrectly
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      07-26-2022, 08:50 PM   #7
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Quote:
Originally Posted by the_scotsman View Post
Agreed, but only if they are being used incorrectly
I’ve never seen anyone use rear fogs correctly in my 20+ years of driving. In fact, there’s only been one occasion in my entire driving life that rear fogs would have been useful and properly used.
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      07-27-2022, 10:36 AM   #8
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Quote:
Originally Posted by turbotime View Post
...The front fog light is still TBD. I've never seen an F80 with OEM front fogs but was thinking maybe I could still use the switch for some hidden function in meantime.
I saw a thread just a few weeks ago where somebody enabled them. Apparently it turns on the same lights that are used for cornering illumination at low speeds.
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      07-27-2022, 08:44 PM   #9
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Quote:
Originally Posted by turbotime View Post
I recently picked up this light control module as I'm going to be coding the rear fogs on and was intrigued at the additional controls it had. Two questions:

1. It seems to have an OEM front fog light button, are there OEM front fogs for the F80?
2. What is the known to the left of the dimmer? Can I code enable it?

Thanks!
That switch is for halogen headlights. Your lights are auto aiming so it's not in cars equipped with Xenon or LED lamps.
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