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Re: 380 sl Fuel Pump Relay
Posted to Technical Discussion Forum on 1/29/2020

check the rpm input to the relay. had a 126 gas car where the tach worked but the input to the relay was scrambled and the relay couldn't translate it.

otoh, if it's a kaehler relay that's new, seen them fail out of the box on mb and volvo 240s. hard to get ... Login to read more.