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5.2L Crank Position Sensor Line Readings

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Old Jun 26, 2013 | 11:05 AM
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Default 5.2L Crank Position Sensor Line Readings

I did try a search so if this exists my apologies and links to the right thread will be appreciated.

Vehicle: 93 Jeep GC 5.2L Auto

Issue: classic no start

I replaced the crank position with an aftermarket one and still having symptoms.

I then started measuring the voltages on the 3 lines to the sensor. Below is what I have and would like to verify. I've found information on the 4.0L sensor but nothing specific to the 5.2L.
- Power line: reading of 6.3v (seems high as I believe it should be 5.0v)
- Ground line: reading of battery voltage (believe ground is good)
- Signal line: reading of 9.54v constant (I believe this should fluctuate and should be either 0v or 5v depending on crank position)

Can anyone help me here with these readings? I think I have a DOA crank sensor.
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