3G TL (2004-2008)
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Headlights flicking on/off rapidly

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Old 09-09-2024 | 08:09 AM
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Headlights flicking on/off rapidly

08TL. When I turn off my car, the headlights all of a sudden will starting turning on and off rapidly and in no specific rhythm. Like maybe 10-15 times every 10 seconds. Did some research and maybe it’s the MICU?
Would love to know if that’s it and how to test it if it is. Also, if that’s the issue, does a mechanic with a computer need to set it up?
thx in advance
Old 09-09-2024 | 10:46 AM
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I would check a faulty relay first before jumping straight to the MICU.
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DuvalTL (09-09-2024)
Old 09-09-2024 | 10:49 AM
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Originally Posted by thoiboi
I would check a faulty relay first before jumping straight to the MICU.
any specific relay or all of them?
Old 09-09-2024 | 11:13 AM
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the headlight relay are both left and right doing the same thing or just one side?
Old 09-09-2024 | 11:19 AM
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Originally Posted by thoiboi
the headlight relay are both left and right doing the same thing or just one side?
yea I just didn’t see anything specifically called headlight relay in the fuse box.
www.startmycar.com/us/acura/tl/info/fusebox/2008
Old 09-09-2024 | 12:19 PM
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ahh looks like for relay is part of the whole fuse box per the circuit diagrams in this thread: https://acurazine.com/forums/3g-tl-p...t-work-773260/
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Old 09-10-2024 | 10:03 AM
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Originally Posted by thoiboi
ahh looks like for relay is part of the whole fuse box per the circuit diagrams in this thread: https://acurazine.com/forums/3g-tl-p...t-work-773260/
thanks. will report back with what we find out. Thx again
Old 09-17-2024 | 04:07 PM
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Unfortunately just changing the bulbs is a huge project... BUT I will say my car was doing something very similar and new bulbs solved it...
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