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Re: 1981 BMW 320i Cold Start relay location?
Posted to Technical Discussion Forum on 11/3/2015 1 Reply

Kelly,

I think that car uses a thermo time switch. It is a large brown thermo switch with 3 wires. The thermo switch should ground the injector below about 60 degrees or so. The injector is powered by the #50 signal to the starter. The 50 signal also heats t... Login to read more.

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