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2005 cavalier not starting

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Old May 27, 2011 | 10:03 PM
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do the 2 wires for the crank sensor go straight to the pcm
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Old May 27, 2011 | 10:11 PM
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CKP Sensor 1 Signal Yellow wire, pin 27 on PCM
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Old May 27, 2011 | 10:18 PM
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ok i will test it and see what i get will the voltage on pin 27 be 5v
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Old May 27, 2011 | 10:19 PM
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No, that looks to be the signal wire. One of the other wires should be the reference wire.
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Old May 27, 2011 | 10:28 PM
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does the reference wire have a pin on the pcm or does it go some were else
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Old May 27, 2011 | 10:35 PM
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If the reference wire is gray it'* a 5v. It'* not labeled that way at the PCM, only as 5v reference, and there'* several of those.
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Old May 27, 2011 | 10:37 PM
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the wires are purple and yellow at the CKP sensor
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Old May 27, 2011 | 10:42 PM
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That could be pin 28, low reference wire.
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Old May 27, 2011 | 10:45 PM
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ok will try tomorrow ty
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