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Installing an aftermarket temp gauge

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  #11  
Old 03-08-2014, 04:48 PM
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The single wire one is the one that the PCM reads. I keep trying to post that diagram and the forum shrinks it....psshhht. I'll try again.
 
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  #12  
Old 03-08-2014, 04:51 PM
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Try running a jumper ground from that sending unit and see what happens. What im seeing in the diagrams is that they both should be 2 wire....hmmm.
 



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