GS - 3rd Gen (2006-2011) Discussion about the 2006+ model GS300, GS350, GS430, GS450H and GS460

Brake light out

Old 07-03-10, 01:47 PM
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CAK 500
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Default Brake light out

My passenger side brake light went out while I was doing some work on the center light today (more on that in a later post). The driver side works fine, and when I swapped the fixtures, the pass side works when plugged into the driver side cable.

So, it isn't the LED. I assumed that if it were a fuse, the other side wouldn't work either, but the number 7 fuse in the trunk is fine. This is the one indicated in the user manual.

Does anyone know if there is another fuse ... or have any ideas as to what else might be wrong if not a fuse?

Last edited by CAK 500; 07-03-10 at 02:32 PM. Reason: checked fuse
Old 07-03-10, 04:12 PM
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ivanz
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What type of work did you do on you centre light? It could be anything from a damaged cable/loose connector to ECU damage.
Old 07-03-10, 05:16 PM
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Originally Posted by ivanz
What type of work did you do on you centre light? It could be anything from a damaged cable/loose connector to ECU damage.
I removed it ... nothing tricky or complicated. I did have the brake pedal depressed for 20 minutes or so ... maybe something overheated?
Old 07-05-10, 06:28 PM
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Default problem solved

I decided to re-check everything again, starting with the fuses. This time I used the trusty multimeter to test continuity. So, the first suspect was the #7 fuse in the trunk. I pull it, tested it and ... no sound from the meter. I re-check my settings. Still fails. A check under a magnifying glass showed a tiny crack in the fuse filament. Damn! It was the first thing I checked two days ago!

The break is so thin I just didn't see it the other times I checked it. I never saw a break like that. The fact that the other brake lights still worked threw me too.

Will be using a magnifying glass next time I check fuses I guess.
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