2003 SLK 32 AMG, high beam works half the time but flash never works, no "bulb out" warning. Hoping it's not the multi switch but I guess that's the main suspect right now. Any thoughts?

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E30 B25
126.036
123.130 with 616-Frankenbenz (sold)
124.030-Greyhound (sold)
124.030-Schnauzer (sold)

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