Oil pressure sensor

Good evening,

I attached the connector diagram for you. In order to test the output, you need to back probe the signal wire while the engine is running. When you increase and decrease the RPM, the voltage should change between 0 and 5 volts.

https://www.2carpros.com/articles/how-to-check-wiring

Roy

Engine, 5.7L/Lubrication/SENSOR, Oil Pressure/Removal

REMOVAL
1. Disconnect and isolate the negative battery cable.
2. Remove the accessory drive belt.
3. Remove the upper generator mounting bolt.
4. Raise and support the vehicle.


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5. Remove the lower splash shield retaining bolts (1) and the splash shield.


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6. Remove the lower generator retaining bolts (1).
7. Lower the vehicle.
8. Position the generator aside to gain access to the oil pressure sensor.


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9. Disconnect the oil pressure sensor electrical connector (1).


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10. Remove the oil pressure sensor (1).