Weird problem: Car shuts off while driving; starts 5 minutes later? Plus gauge issue

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That's why potting gets used on electronics.

Actually, if you look at picture #2, it clearly shows corrosion from the INSIDE, which potting would NOT have prevented. Boards are potted for industrial security, and to force total board replacement when they fail, which they will. And yes, you're right: sometimes for vibration. But potted boards are a bit** to fix . . .

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