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Topic: Idiot light.
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post #7 of (permalink) Old 04-14-2019, 06:08 AM
John350
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Date registered: Nov 2014
Vehicle: 1990 350SDL, "Grandpa's Roadster" Project Car
Location: New Hampshire
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My bad... Idiot light on when key off indicates a leaky B+ diode. A false discharge indication when the engine is running idndicates a leaky exciter diode. Chalk it up to oldtimers disease...

John
"Real engines don't have spark plugs!"
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