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Re: DTC P1389 no asd relay voltage at pcm
Hello Elijah The ASD relay terminal 30 and 87 jumped indicates fuse or fusible link to relay is good, and the fact that it powers up the ECM eliminates the power side of [...] control side of the relay is in question: those terminals 85/86 provide 12V and grou... Login to read more. ![]()
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